24 Openvpn Jobs

1 / 2 Job Description: Senior Linux Systems & Network Engineer Job Summary: We are looking for a highly skilled Linux Systems & Network Engineer with expertise in core Linux internals, kernel-level programming, and deep networking integration with Linux. The ideal candidate should be proficient in system programming, shell scripting, and PHP, with the ability to optimize, secure, and integrate Linux-based environments seamlessly. Key Responsibilities: · Linux Kernel & System Development o Customize and optimize the Linux kernel for performance and security. o Debug and troubleshoot kernel modules, drivers, and system-level issues. o Work on low-level system calls, memory management, and process scheduling. · Networking & Integration o Configure, manage, and troubleshoot core networking protocols (TCP/IP, UDP, ICMP, etc.). o Implement firewall rules, VPNs, and network security policies in Linux environments. o Develop network-related applications and optimize performance using Linux networking stack. · Programming & Automation o Write and maintain efficient Shell scripts and automation tools for system management. o Develop and maintain web-based applications using PHP for system administration and reporting. o Debug and optimize code for system-level and network applications. · Security & System Hardening o Implement SELinux/AppArmor, IPtables/NFTables, and other security controls. o Identify and mitigate system vulnerabilities at the kernel and network level. · Integration & Customization o Develop custom Linux distributions or modify existing distributions for specific use cases. 2 / 2 o Integrate third-party hardware/software with Linux-based systems. o Optimize Linux for embedded and server environments. Required Skills & Qualifications: · Strong knowledge of Linux internals, kernel development, and system programming. · Expertise in networking protocols, firewall configurations, and security policies. · Advanced skills in Shell scripting, PHP, and system-level programming (C, Python preferred). · Experience with iptables, nftables, OpenVPN, WireGuard, DNS, DHCP, and routing protocols. · Hands-on experience with Linux performance tuning, debugging tools (strace, gdb, perf). · Knowledge of virtualization, containers (Docker, LXC), and orchestration tools. Preferred Skillset: · Contributions to open-source Linux projects or kernel modules. · Experience with DevOps, CI/CD, and cloud-based Linux environments. · Knowledge of embedded Linux or real-time Linux (RTLinux, PREEMPT-RT).

Job Title: DevOps Engineer Experience: Minimum 4 years Salary: As per company norms Shift: 10 AM to 7 PM (Monday to Friday) – Saturdays are flexible Location: Magnum Galaxy Tower-1, Sector-58, Gurgaon - 122011 Job Responsibilities and Required Skills Manage and configure physical, dedicated, VPS, or VDS servers (e.g., DigitalOcean, Bluehost, Hostinger). Install and configure LAMP stack (Linux, Apache, MySQL, PHP). Perform server performance tuning and optimization. Set up and manage GitLab with Jenkins for CI/CD pipelines. Configure load balancers for efficient traffic distribution. Handle database setup and replication (e.g., MySQL, PostgreSQL). Manage site management platforms (e.g., cPanel, CWP, Webmin). Implement server security measures and continuous data protection. Automate server tasks using tools like Ansible, Puppet, or Bash scripting. Configure monitoring systems (e.g., Nagios, Zabbix, Prometheus). Manage network settings, including Squid, OpenVPN, and proxy configurations. Set up and manage server firewalls (e.g., iptables, UFW). Install and configure applications like WordPress, Laravel, and Magento. Demonstrate expertise in server setup, maintenance, and troubleshooting. Knowledge of containerization tools like Docker for application deployment. Familiarity with backup and disaster recovery solutions. Experience with log management and analysis tools (e.g., ELK Stack, Splunk). Requirements 4+ years of experience with physical/dedicated/VPS server environments. Strong knowledge of Linux-based systems and server management tools. Proficiency in automation, monitoring, and security best practices. Ability to work independently and collaboratively to ensure reliable server operations. Eligible candidates can send updated resumes to hr@cosmoindia.in or via WhatsApp 9953692702.

Dear Candidate, We are hiring a Nim Developer to build fast, lightweight applications with a focus on speed, safety, and expressiveness. Nim is ideal for those who want low-level control with high-level readability. Key Responsibilities: Develop performant applications using Nim . Write cross-platform code with minimal overhead. Use Nims metaprogramming features for code generation and macros. Work on CLI tools, game engines, or embedded systems. Contribute to open-source or internal libraries. Required Skills & Qualifications: Strong in Nim or interested in statically typed systems languages Experience with memory management, concurrency, or compilers Familiarity with C/C++ or Rust Bonus: Contributions to Nim community projects or package ecosystem Soft Skills: Strong troubleshooting and problem-solving skills. Ability to work independently and in a team. Excellent communication and documentation skills. Note: If interested, please share your updated resume and preferred time for a discussion. If shortlisted, our HR team will contact you. Kandi Srinivasa Delivery Manager Integra Technologies

Who We Are: OpenBet is a global leader in betting and gaming entertainment, trusted by over 200 partners to create memorable winning moments for millions of players worldwide. From processing bets during iconic events like the FIFA World Cup and Super Bowl to pioneering next-gen products like BetBuilder, we continuously redefine the player experience with high-quality content, cutting-edge technology, and advanced player protection tools. For over 25 years, our unbeatable platform has powered the most recognizable betting brands, ensuring peak performance with 100% uptime, unmatched scale, and speed. With 85 licenses, 20 World Lottery Association operators on our customer roster, and a team of 1,200+ experts across 14 countries, we remain at the heart of the industry. Join OpenBet to take your career to the next level and be part of a global innovative team shaping the future of betting entertainment for millions worldwide. Essential Job Functions: Responsible to maintain all aspects of the organisation's global network systems including software, hardware and respective provider services. Interact with users as a third level of escalation to the Corporate IT Support Provide remote troubleshooting and fault finding when issues occur Design and implement network solutions that meet the organization's needs. This includes the layout of network infrastructure, installation and configuration of network devices, and implementation of network services (LAN/WAN, wireless, and telecommunications). Monitor and maintain network performance, ensuring that the network is running smoothly and efficiently. This includes troubleshooting and resolving network issues, performing regular updates and maintenance, and optimizing network performance. Implement and maintain network security measures to protect the organization's data and systems. This includes configuring firewalls, managing access controls, and monitoring for security breaches. Work closely with other IT professionals, including network architects, system administrators, and IT support staff, to ensure the smooth operation of the network. This includes coordinating with vendors and service providers for equipment procurement and technical support. Manage network-related projects, including planning, execution, and delivery. This includes setting project timelines, managing resources, and ensuring that projects are completed on time and within budget. Ensure that the network infrastructure complies with industry standards and regulations. This includes staying up-to-date with the latest developments in networking technology and best practices. Work with IT Management to assess the organisation's current and future network needs. Provide input on ways to improve the stability, security, efficiency, and scalability of the environment. Develop and maintain detailed documentation of network configurations, procedures, and changes. This includes creating and updating network diagrams, configuration files, and user manuals. Prepare and communicate regular reports on work-related activities, within IT team and across departments as needed. Provide training and support to users and IT staff on network-related issues. This includes conducting training sessions, creating user guides, and providing technical support as needed. On Call / Stand By duties All other duties as assigned. Education / Required Experience: Undergraduate degree in Computer Science, Systems Engineering or similar relevant degree. Minimum 4 years of experience in network design, implementation, and maintenance in a large-scale environment. This includes hands-on experience with network hardware and software, such as routers, switches, firewalls, and network management tools. Experience in IT projects related to large company acquisitions/mergers would be desirable. Professional Certifications (Beneficial) CCNA required - CCNP desirable Other certifications in technology fields will be considered a plus Strong technical skills in networking protocols, such as TCP/IP, DNS, DHCP, and VPN. Proficiency in network security practices, including firewall configuration, intrusion detection, and encryption, is also required. Strong experience configuring and troubleshooting with OSPF, EIGRP & BGP Routing Protocols managing redistribution and filtering in overlapping large enterprise IPv4 networks. Solid understanding of IP subnetting, VLANs, FHRP and STP concepts Strong experience with Cisco and Fortinet Networking equipment in an enterprise environment, including Cisco ASA/Firepower, FortiGate Firewalls Solid understanding of QoS Design and Implementation Network Security including Next Generation Firewalling, Web Application Firewalling, IDS/IPS, etc. Experience with Cloud providers e.g. Azure/AWS Experience and knowledge of Multi Region & Multi-Tenant Topologies In depth knowledge of VPN technologies IKEv1, IKEv2, IPsec, GRE, SSL and DMVPN and remote access technologies such as OpenVPN, FortiClient and Cisco AnyConnect Experience configuring and supporting Cisco Wireless Network Platforms (Cisco WLC & Meraki) Experience with systems and networks observability/monitoring tools such as Nagios, Zabbix and Grafana DNS, DHCP, NTP, RADIUS and IPAM deployment and administration Deep understanding of Video Conferencing Architectures and Codec’s; Experience on CISCO VC will be considered a plus Understanding of TDM and IP Trunk side phone system technologies – PRI’s, SIP Trunks, etc. Deep understanding of IP Telephony Systems / Technology and integration with networks Excellent problem-solving skills, with the ability to troubleshoot and resolve complex network issues. This includes the ability to analyse network traffic, diagnose problems, and implement effective solutions. Strong project management skills, with the ability to manage multiple projects simultaneously. This includes the ability to plan, execute, and deliver projects on time and within budget. Strong verbal and written communication skills, with the ability to explain technical concepts to non-technical users. This includes the ability to create clear and concise documentation and user guides. Ability to work effectively as part of a team, with a collaborative and cooperative approach to problem-solving. This includes the ability to work with other IT professionals, vendors, and service providers. Focus on delivery and high tolerance in working under pressure Must be willing and able to travel, work after hours and weekends when required. At OpenBet, we celebrate diversity and believe in creating an inclusive environment where every voice is valued and respected. We're committed to building a team that reflects the rich tapestry of humanity, embracing individuals from all walks of life, backgrounds, and identities. Join us in shaping the future of iGaming, where diversity isn't just celebrated—it's celebrated.

We are looking for a highly skilled Linux Systems & Network Engineer with expertise in core Linux internals , kernel-level programming , and deep networking integration with Linux. The ideal candidate should be proficient in system programming, shell scripting, and PHP , with the ability to optimize, secure, and integrate Linux-based environments seamlessly. Key Responsibilities: · Linux Kernel & System Development o Customize and optimize the Linux kernel for performance and security. o Debug and troubleshoot kernel modules, drivers, and system-level issues. o Work on low-level system calls , memory management, and process scheduling. · Networking & Integration o Configure, manage, and troubleshoot core networking protocols (TCP/IP, UDP, ICMP, etc.). o Implement firewall rules , VPNs, and network security policies in Linux environments. o Develop network-related applications and optimize performance using Linux networking stack. · Programming & Automation o Write and maintain efficient Shell scripts and automation tools for system management. o Develop and maintain web-based applications using PHP for system administration and reporting. o Debug and optimize code for system-level and network applications. · Security & System Hardening o Implement SELinux/AppArmor , IPtables/NFTables, and other security controls. o Identify and mitigate system vulnerabilities at the kernel and network level. · Integration & Customization o Develop custom Linux distributions or modify existing distributions for specific use cases. o Integrate third-party hardware/software with Linux-based systems. o Optimize Linux for embedded and server environments. Required Skills & Qualifications: · Strong knowledge of Linux internals, kernel development, and system programming . · Expertise in networking protocols, firewall configurations, and security policies . · Advanced skills in Shell scripting, PHP , and system-level programming (C, Python preferred). · Experience with iptables, nftables, OpenVPN, WireGuard, DNS, DHCP, and routing protocols . · Hands-on experience with Linux performance tuning, debugging tools (strace, gdb, perf) . · Knowledge of virtualization, containers (Docker, LXC), and orchestration tools . Preferred Skillset: · Contributions to open-source Linux projects or kernel modules . · Experience with DevOps, CI/CD, and cloud-based Linux environments . · Knowledge of embedded Linux or real-time Linux (RTLinux, PREEMPT-RT) .

Job Title: DevOps Engineer Experience: Minimum 4 years Salary: upto 38000/- per month Shift: 10 AM to 7 PM (Monday to Friday) Location: Magnum Galaxy Tower-1, Sector-58, Gurgaon - 122011 Job Responsibilities and Required Skills Manage and configure physical, dedicated, VPS, or VDS servers (e.g., DigitalOcean, Bluehost, Hostinger). Install and configure LAMP stack (Linux, Apache, MySQL, PHP). Perform server performance tuning and optimization. Set up and manage GitLab with Jenkins for CI/CD pipelines. Configure load balancers for efficient traffic distribution. Handle database setup and replication (e.g., MySQL, PostgreSQL). Manage site management platforms (e.g., cPanel, CWP, Webmin). Implement server security measures and continuous data protection. Automate server tasks using tools like Ansible, Puppet, or Bash scripting. Configure monitoring systems (e.g., Nagios, Zabbix, Prometheus). Manage network settings, including Squid, OpenVPN, and proxy configurations. Set up and manage server firewalls (e.g., iptables, UFW). Install and configure applications like WordPress, Laravel, and Magento. Demonstrate expertise in server setup, maintenance, and troubleshooting. Knowledge of containerization tools like Docker for application deployment. Familiarity with backup and disaster recovery solutions. Experience with log management and analysis tools (e.g., ELK Stack, Splunk). Requirements 4+ years of experience with physical/dedicated/VPS server environments. Strong knowledge of Linux-based systems and server management tools. Proficiency in automation, monitoring, and security best practices. Ability to work independently and collaboratively to ensure reliable server operations. Eligible candidates can send updated resumes to hr@cosmoindia.in or via WhatsApp 9953690702 Job Types: Full-time, Permanent Pay: ₹30,000.00 - ₹38,000.00 per month Benefits: Leave encashment Paid time off Schedule: Day shift Supplemental Pay: Yearly bonus Ability to commute/relocate: Gurugram, Haryana: Reliably commute or planning to relocate before starting work (Required) Application Question(s): Are you available for interview in person? Education: Bachelor's (Required) Experience: DevOps: 4 years (Required) GitLab: 4 years (Required) Jenkins: 4 years (Required) LAMP stack: 4 years (Required) VPS or VDS servers: 4 years (Required) Physical servers: 4 years (Required) Dedicated servers: 4 years (Required) Linux: 4 years (Required) Location: Gurugram, Haryana (Required) Work Location: In person Speak with the employer +91 9953692702 Expected Start Date: 01/07/2025

Job Title: DevOps Engineer Experience: Minimum 4 years Salary: upto 38000/- per month Shift: 10 AM to 7 PM (Monday to Friday) Location: Magnum Galaxy Tower-1, Sector-58, Gurgaon - 122011 Job Responsibilities and Required Skills Manage and configure physical, dedicated, VPS, or VDS servers (e.g., DigitalOcean, Bluehost, Hostinger). Install and configure LAMP stack (Linux, Apache, MySQL, PHP). Perform server performance tuning and optimization. Set up and manage GitLab with Jenkins for CI/CD pipelines. Configure load balancers for efficient traffic distribution. Handle database setup and replication (e.g., MySQL, PostgreSQL). Manage site management platforms (e.g., cPanel, CWP, Webmin). Implement server security measures and continuous data protection. Automate server tasks using tools like Ansible, Puppet, or Bash scripting. Configure monitoring systems (e.g., Nagios, Zabbix, Prometheus). Manage network settings, including Squid, OpenVPN, and proxy configurations. Set up and manage server firewalls (e.g., iptables, UFW). Install and configure applications like WordPress, Laravel, and Magento. Demonstrate expertise in server setup, maintenance, and troubleshooting. Knowledge of containerization tools like Docker for application deployment. Familiarity with backup and disaster recovery solutions. Experience with log management and analysis tools (e.g., ELK Stack, Splunk). Requirements 4+ years of experience with physical/dedicated/VPS server environments. Strong knowledge of Linux-based systems and server management tools. Proficiency in automation, monitoring, and security best practices. Ability to work independently and collaboratively to ensure reliable server operations. Eligible candidates can send updated resumes to hr@cosmoindia.in or via WhatsApp 9953690702 Job Types: Full-time, Permanent Pay: ₹30,000.00 - ₹38,000.00 per month Benefits: Leave encashment Paid time off Schedule: Day shift Supplemental Pay: Yearly bonus Ability to commute/relocate: Gurugram, Haryana: Reliably commute or planning to relocate before starting work (Required) Application Question(s): Are you available for interview in person? Education: Bachelor's (Required) Experience: DevOps: 4 years (Required) GitLab: 4 years (Required) Jenkins: 4 years (Required) LAMP stack: 4 years (Required) VPS or VDS servers: 4 years (Required) Physical servers: 4 years (Required) Dedicated servers: 4 years (Required) Linux: 4 years (Required) Location: Gurugram, Haryana (Required) Work Location: In person Speak with the employer +91 9953692702 Expected Start Date: 01/07/2025

Hiring Alert: Director of Support Services (India) | Pro-Vigil Inc 📍 Location: Visakhapatnam 🕒 Shift: 6:00pm IST - 3:00am IST (9-hour shifts) 🗓️ Days: 5 days a week (Work From Office) Director of Support Services (India) POSITION DETAILS Team Management Breakdown: 65% Team Management/Development, 30% Reporting/Administration, & 5% Stakeholder management POSITION SUMMARY The Director of Support Services is responsible for supporting and empowering a team of Technical Support Agents across multiple groups to provide an excellent end-to-end customer experience by ensuring proper design, onboarding, and resolving customer issues. In this role, you are accountable for supervising your teams and ensuring quality customer experience and accurate and timely resolutions. You will be empowered to leverage Pro-Vigil’s ticketing platform and analytics platform to manage ticket assignment, resolution metrics, and will perform ticket audits to ensure efficient and effective customer resolution. You will guide your teams to work with internal stakeholders to improve delivery and quality. In addition to this role, will be expected to identify management and team member development and training opportunities through direct and daily mentoring. You will also serve as a key conduit of communication for other groups such as project management, customer Success, production, and engineering. ESSENTIAL FUNCTIONS Responsibilities: Oversee the day-to-day technical support operations, supervising the teams and management responsible for resolving daily tickets. Oversee the day-to-day Site Design and Enablement operations, supervising the teams and management responsible for resolving daily tickets and work queues. Demonstrate a consistent commitment to customer experience through effective ticket resolution. Orchestrate daily effective ticket assignment, delegation, and appropriate escalation. Predict and proactively anticipate customer needs. Work with internal teams to ensure complex and/or escalated issues are resolved. Proactively seek out customer feedback and insights, providing recommendations to the leadership team. Build productive relationships built on trust, patience, and results with internal staff & customers. Evaluate problems and provide applicable solutions to meet macro and micro-outcomes. Seek to overcome challenges and accept failure as an opportunity for improvement. Exercise strong analytical skills to collect, articulate, explain, and evaluate measurables. Coordinates and schedules large-scale software and hardware releases. Provide data and reporting of KPI’s and trends to Management in ad-hoc, weekly, monthly and as needed. Support Team Leadership Set a clear team schedule, goals, and expectations. Manage timesheets, time-off requests, and capacity of the team. Delegate tasks and set deadlines. Conduct One-On-Ones Utilize our ticketing platform to manage team performance and report on metrics. Perform regular ticket audits to recognize success and identify opportunities for improvement. Participate in the interview process to vet qualified team members. Identify and resolve problems promptly. Gather and analyze information and develop alternative solutions. Listen to team members’ feedback and resolve issues or conflicts in a timely manner. Ability to make critical decisions while following company procedures. Ability to accept responsibility and account for own actions. Display original thinking and creativity. Develop innovative approaches and ideas and generate suggestions for improving work. Review outcomes to promote successful behaviors and provide feedback opportunities for growth. Identify team member development needs and coach accordingly. Provide new hire training and participate in 90 Day Introductory Evaluations. Recognize high performance and reward accomplishments. Technical Prowess In order to effectively lead and coach your Support Team, the following technical skills and experiences are voluntary but will assist in your success. The technology across our platform vary but are concentrated on hardware, software, and networking topics including. For example: Remote desktop support Desktop applications Enterprise level network architecture Complex LAN/WAN environments VPN technologies (L2TP, IPsec, OpenVPN, etc.) Network security (Cisco, SonicWall, Cradlepoint, etc.) Virtualization technologies (VMWare, Hyper-V, etc.) Various operating systems (Linux, MacOS, Windows) Security protocols (HTTPS, TLS/SSL, AES, etc.) Network protocols (TCP/IP, LDAP, Domain, DHCP, DNS, etc.) Networking and configurations (Switching, routing, firewalls, etc.) Web technologies (XML, HTML, CSS) Cloud Services (Amazon Web Services, Azure, Private Cloud, etc.) Ticketing Systems (ServiceNOW, Zendesk, Connectwise Manage, Remedy, etc.) SKILLS & ABILITIES Education & Experience: 15+ years’ experience in a technical support, helpdesk, or network support management. 5+ years’ working for a technology service provider, security vendor, or similar business. 5+ years’ experience managing staff of more than 50 people. Preferred certifications include CompTIA Linux+, Network+, CCNA but are not required. Bachelor’s Degree preferred, or equivalent combination of education, training, and experience. About Pro-Vigil: With over 30 years of experience, Pro-Vigil is a leader in surveillance and vigilance solutions. Headquartered in San Antonio, Texas, we serve over 2000 clients globally, with a strong presence in India and US. Our innovative technology, combined with customer-centric solutions, empowers businesses with smarter decisions and enhanced visibility. Interested? Send your resume to: Prasannakumar.kagitha@pro-vigil.com Show more Show less

Job Summary We are looking for a knowledgeable and proactive Linux System and Networking Administrator with strong experience in virtualization (especially Proxmox and VMware vCenter) and a deep understanding of enterprise networking. You will be responsible for maintaining our Linux systems, managing virtualized environments, and ensuring robust and secure network operations across the organization. Key Responsibilities Linux System Administration : Install, configure, and maintain Linux servers (Ubuntu, CentOS, RHEL) in physical and virtual environments. Manage web, database, file, and directory services, including Apache/Nginx, MySQL/PostgreSQL, Samba, and LDAP. Develop and maintain system automation scripts using Bash, Ansible, or similar tools. Ensure system uptime, performance, and reliability through proactive monitoring and maintenance. Virtualization & Infrastructure Management Administer and maintain Proxmox VE and VMware vCenter/ESXi virtual environments. Provision, clone, snapshot, and manage virtual machines and containers. Monitor and optimize virtual resource utilization (CPU, memory, storage). Assist in planning and implementing scalable, redundant virtualization infrastructure. Network Administration Design, configure, and manage LAN/WAN environments, including VLANs, routing, trunking, and link aggregation. Administer and maintain firewalls (e.g, pfSense, iptables, FortiGate), VPNs, and secure remote access solutions (OpenVPN, WireGuard). Monitor network performance and troubleshoot issues using tools like tcpdump, Wireshark, and NetFlow. Maintain DNS, DHCP, NAT, and port forwarding rules in both physical and virtualized networks. Security And Compliance Harden Linux systems and network infrastructure based on best practices. Conduct periodic audits, patching, and updates for operating systems, hypervisors, and firewalls. Implement and maintain intrusion detection/prevention systems (IDS/IPS) and network access control. Support & Documentation Provide tier 2/3 support for Linux, network, and virtualization-related issues. Document infrastructure, network diagrams, system configurations, and SOPs. Work closely with IT security, DevOps, and cloud teams to ensure a consistent and secure infrastructure. Requirements Experience : 3-5+ years of experience in Linux system administration and networking. 3+ years' experience managing Proxmox or VMware vCenter environments. Technical Skills Proficient in Linux (RHEL, CentOS, Ubuntu). Hands-on experience with Proxmox VE, vSphere, and VMware vCenter. Deep understanding of networking fundamentals: TCP/IP, DNS, DHCP, VLANs, routing protocols, and NAT. Experience configuring and managing firewalls and VPNs. Strong scripting and automation skills (Bash, Ansible, or Python). Familiar with monitoring/logging tools: Zabbix, Grafana, ELK, or similar. Preferred Qualifications Certifications : RHCE, VCP, CCNA, CompTIA Network+, or equivalent. Experience with SDN, high availability setups, and network segmentation. Familiarity with hybrid cloud infrastructure or on-premises to cloud migrations. Soft Skills Strong analytical and troubleshooting skills. Ability to work independently and under pressure. Good communication and documentation abilities. Willingness to participate in an on-call rotation. (ref:hirist.tech) Show more Show less

Job Role : Database & Network Administrator / Architect For Workflow Annotation Specialist Project Type: Contract-based / Freelance / Part-time – 1 Month Job Overview: We are seeking domain experts to participate in a Workflow Annotation Project . The role involves documenting and annotating the step-by-step workflows of key tasks within the candidate’s area of expertise. The goal is to capture real-world processes in a structured format for AI training and process optimization purposes. Domain Expertise Required : Tune, secure, and back up databases; perform restores and patching Design schemas, plan migrations, and implement high-availability/DR setups Configure firewalls, VPNs, VLANs; monitor network traffic and capacity Script automation/fixes and maintain infrastructure resilience Tools & Technologies You May have Worked: Tools (Commercial): Oracle, SQL Server, Amazon DynamoDB, Elasticsearch (Elastic Cloud), Cisco IOS, Palo Alto PAN-OS, Juniper OS, SolarWinds, Windows Server, Nagios XI, Zabbix Enterprise Tools (Open/Free): Ubuntu, CentOS, Debian; MySQL, PostgreSQL, MariaDB, SQLite, MongoDB Community pfSense, OpenWrt, Wireshark, Nagios Core, Zabbix, Prometheus + Grafana OpenVPN, WireGuard, Bash, Python, Git pgModeler, MySQL Workbench CE Open Source / Free Software Experience Office & productivity suites: Google Workspace (free tier), LibreOffice Suite, LibreOffice Draw Email & calendar: Thunderbird + Lightning, Nextcloud Mail/Calendar Communication tools: Jitsi Meet Notes & task management: Joplin, Standard Notes, Simplenote Databases & organization: Airtable (free tier), Baserow Show more Show less

Job Summary: We are looking for a knowledgeable and proactive Linux System and Networking Administrator with strong experience in virtualization (especially Proxmox and VMware vCenter) and a deep understanding of enterprise networking. You will be responsible for maintaining our Linux systems, managing virtualized environments, and ensuring robust and secure network operations across the organization. Key Responsibilities: Linux System Administration Install, configure, and maintain Linux servers (Ubuntu, CentOS, RHEL) in physical and virtual environments. Manage web, database, file, and directory services, including Apache/Nginx, MySQL/PostgreSQL, Samba, and LDAP. Develop and maintain system automation scripts using Bash, Ansible, or similar tools. Ensure system uptime, performance, and reliability through proactive monitoring and maintenance. Virtualization & Infrastructure Management Administer and maintain Proxmox VE and VMware vCenter/ESXi virtual environments. Provision, clone, snapshot, and manage virtual machines and containers. Monitor and optimize virtual resource utilization (CPU, memory, storage). Assist in planning and implementing scalable, redundant virtualization infrastructure. Network Administration Design, configure, and manage LAN/WAN environments, including VLANs , routing , trunking , and link aggregation . Administer and maintain firewalls (e.g., pfSense, iptables, FortiGate), VPNs , and secure remote access solutions (OpenVPN, WireGuard). Monitor network performance and troubleshoot issues using tools like tcpdump , Wireshark , and NetFlow . Maintain DNS, DHCP, NAT, and port forwarding rules in both physical and virtualized networks. Security and Compliance Harden Linux systems and network infrastructure based on best practices. Conduct periodic audits, patching, and updates for operating systems, hypervisors, and firewalls. Implement and maintain intrusion detection/prevention systems (IDS/IPS) and network access control. Support & Documentation Provide tier 2/3 support for Linux, network, and virtualization-related issues. Document infrastructure, network diagrams, system configurations, and SOPs. Work closely with IT security, DevOps, and cloud teams to ensure a consistent and secure infrastructure. Requirements: Experience 3–5+ years of experience in Linux system administration and networking. 3+ years’ experience managing Proxmox or VMware vCenter environments. Technical Skills Proficient in Linux (RHEL, CentOS, Ubuntu). Hands-on experience with Proxmox VE , vSphere , and VMware vCenter . Deep understanding of networking fundamentals : TCP/IP, DNS, DHCP, VLANs, routing protocols, and NAT. Experience configuring and managing firewalls and VPNs . Strong scripting and automation skills (Bash, Ansible, or Python). Familiar with monitoring/logging tools: Zabbix, Grafana, ELK, or similar. Preferred Qualifications Certifications: RHCE, VCP, CCNA, CompTIA Network+, or equivalent. Experience with SDN, high availability setups, and network segmentation. Familiarity with hybrid cloud infrastructure or on-premises to cloud migrations. Soft Skills Strong analytical and troubleshooting skills. Ability to work independently and under pressure. Good communication and documentation abilities. Willingness to participate in an on-call rotation. Show more Show less

Virtual Network SDN (software-defined network): Network Security Group, Route Table Load Balancer ExpressRoute (IP-VPN, MPLS, WAN) VPN (IPsec, OpenVPN, SSTP) Azure Application Gateway (HTTP, PKI, WAF) Infrastructure as a Code Linux PowerShell Must-Have Skills: Mandatory: Azure services knowledge. Infrastructure services, compute, and network services knowledge. Mandatory Networking: load balancer, traffic manager, and app gatewaysend-to end troubleshooting. Secondary: NAT Gateway Connectivity (Azure Firewall, Azure Bastion) Content delivery (Azure CDN, Azure Front Door) DNS (Azure DNS, Azure Traffic Manager, Azure Private Link, Azure DNS Private Resolver) Azure: AZ900, AZ104, AZ305, AZ500, AZ700, and AZ720 Network: CompTIA Network+, CCNP (Cisco Certified Network Professional) OS: MCSE (70-740, 70-741, 70-742, 70-744, 70-745, 70-413), Good to have: Red Hat Certified Technician, Linux Professional Institute Certification, CompTIA Linux+, CompTIA Server

Job Title: Backend Developer – VPN Systems (C/C++) About the Role: We are developing a global-scale VPN platform that requires a skilled Backend Developer with strong experience in C and C++. The candidate will be responsible for designing, developing, and maintaining the core backend systems that support VPN connectivity, server configurations, security protocols, and related services. This role involves close collaboration with infrastructure, DevOps, and frontend teams to ensure a scalable, secure, and high-performance VPN product. Key Responsibilities: • Develop and maintain backend components of the VPN platform using C and C++. • Implement and optimize VPN protocols such as OpenVPN, WireGuard, and IPSec. • Configure and manage VPN servers deployed across multiple global locations. • Design and develop secure APIs for user authentication, session management, subscription handling, and VPN connection control. • Ensure strong security measures are in place including encryption, certificate management, and secure tunnel establishment. • Collaborate with DevOps and infrastructure teams to monitor, deploy, and scale VPN servers. • Work on advanced networking features such as peer-to-peer connections, mesh networking, device linking, and file sharing capabilities. • Optimize system performance for low latency and high throughput. • Troubleshoot and resolve complex backend issues related to networking, security, and scalability. Required Skills and Experience: • Minimum 4 years of professional experience in backend or systems programming with C and C++. • Deep understanding of networking concepts and protocols including TCP/IP, UDP, TLS/SSL, and VPN technologies. • Practical experience with OpenVPN, WireGuard, or similar VPN implementations. • Proficient in Linux operating systems and system-level programming. • Strong knowledge of socket programming, multi-threading, and concurrency handling. • Experience with secure communication protocols, encryption techniques, and certificate management. • Ability to design and develop RESTful APIs and work with backend databases such as PostgreSQL, Redis, or MongoDB. • Good debugging skills and experience with performance tuning in networked applications. Preferred Qualifications: • Experience with mesh networking or peer-to-peer networking systems. • Familiarity with containerization and orchestration tools like Docker and Kubernetes. • Prior work in security-centric or privacy-focused products. • Knowledge of automated deployment and monitoring tools. Show more Show less

Build Custom Router ACS with VPN, AWS Scaling, and Cross-Platform PWA (Android & iOS Store Ready) Company: MoFi Network Inc. Type: Freelance Contract Location: Remote Compensation: ~$4,500 USD (milestone-based) ( ₹ 386,109 Indian Rupee) Overview: We're hiring a full-stack developer (contract) or team to build a robust ACS (Auto Configuration Server) web platform for centralized management of our routers (MOFI6500, MOFI5500, MOFI4500) using our existing GenieACS API stack. The platform will support remote firmware updates, VPN provisioning, and device status monitoring. It must be scalable, deployable on AWS, and deliver a high-quality PWA experience — installable from browsers and published to the Google Play Store and Apple App Store . Core Functional Requirements: Web-based ACS dashboard for managing routers GenieACS integration for device provisioning, config push, firmware, and reboots VPN UI module for: WireGuard OpenVPN IPsec (site-to-site and remote) RESTful API for external tools User management with roles (admin, viewer, technician) Real-time logs and device status monitoring AWS Hosting & Infrastructure: Host on AWS EC2 with ALB/NLB load balancing Secure HTTPS (via ACM or CloudFront) IAM role-based access control CloudWatch for metrics and logs Documentation for deployment and scaling PWA + App Store Delivery: Build a fast, modern Progressive Web App (PWA) Installable on Android and iOS via browser (Add to Home Screen) Publish to: ✅ Google Play Store (via Trusted Web Activity) ✅ Apple App Store (via Capacitor or WebView wrapper) Native-like experience with splash screen, offline support, full-screen view Project Milestones (Fixed Budget: ~$4,500) Milestone Description Payout M1 UI/UX Layout (Omada-style wireframes) 10% M2 ACS Dashboard + GenieACS integration 25% M3 VPN Config Module (WireGuard, OpenVPN, IPsec) 20% M4 AWS Deployment (EC2, HTTPS, scaling) 15% M5 PWA Optimization (Android/iOS support) 15% M6 App Store Submission (Play Store + iOS) 10% M7 Final Documentation + Handover 5% Preferred Tech Stack Frontend: React.js / Next.js (PWA optimized) Backend: Node.js or Golang Mobile: TWA (Android), Capacitor/WebView (iOS) Cloud: AWS EC2, RDS, CloudFront, IAM, CloudWatch Protocols: GenieACS / TR-069 / VPN (WireGuard, OpenVPN, IPsec) What We’re Looking For Proven experience with ACS systems (GenieACS preferred) Experience deploying PWAs to Google Play and Apple App Store Strong understanding of VPN protocols AWS cloud deployment and scaling knowledge Ability to deliver clean, documented code and user guides We’ve attached TP-Link Omada’s controller PDF for functional inspiration only — this project is entirely custom. To Apply: Please include: Portfolio or past projects relevant to ACS, VPN, or cloud dashboards Timeframe to complete each milestone Send your application to careers@mofinetwork.com Apply via the button. Show more Show less

Job Title: Backend Developer – VPN Systems (C/C++) Location: Remote / [Insert Location] Employment Type: Full-Time About the Role: We are developing a global-scale VPN platform that requires a skilled Backend Developer with strong experience in C and C++. The candidate will be responsible for designing, developing, and maintaining the core backend systems that support VPN connectivity, server configurations, security protocols, and related services. This role involves close collaboration with infrastructure, DevOps, and frontend teams to ensure a scalable, secure, and high-performance VPN product. Key Responsibilities: • Develop and maintain backend components of the VPN platform using C and C++. • Implement and optimize VPN protocols such as OpenVPN, WireGuard, and IPSec. • Configure and manage VPN servers deployed across multiple global locations. • Design and develop secure APIs for user authentication, session management, subscription handling, and VPN connection control. • Ensure strong security measures are in place including encryption, certificate management, and secure tunnel establishment. • Collaborate with DevOps and infrastructure teams to monitor, deploy, and scale VPN servers. • Work on advanced networking features such as peer-to-peer connections, mesh networking, device linking, and file sharing capabilities. • Optimize system performance for low latency and high throughput. • Troubleshoot and resolve complex backend issues related to networking, security, and scalability. Required Skills and Experience: • Minimum 4 years of professional experience in backend or systems programming with C and C++. • Deep understanding of networking concepts and protocols including TCP/IP, UDP, TLS/SSL, and VPN technologies. • Practical experience with OpenVPN, WireGuard, or similar VPN implementations. • Proficient in Linux operating systems and system-level programming. • Strong knowledge of socket programming, multi-threading, and concurrency handling. • Experience with secure communication protocols, encryption techniques, and certificate management. • Ability to design and develop RESTful APIs and work with backend databases such as PostgreSQL, Redis, or MongoDB. • Good debugging skills and experience with performance tuning in networked applications. Preferred Qualifications: • Experience with mesh networking or peer-to-peer networking systems. • Familiarity with containerization and orchestration tools like Docker and Kubernetes. • Prior work in security-centric or privacy-focused products. • Knowledge of automated deployment and monitoring tools. What We Offer: • The opportunity to contribute to a cutting-edge VPN platform with global impact. • A collaborative and technically driven work environment. • Flexible working hours and remote work options. • Competitive salary and benefits package. Show more Show less

Job Description Systems Administrator (Linux) Job Summary We are seeking an experienced Cloud Infrastructure Expert with a strong background in Linux, Puppet, and automation technologies. While Azure experience is less critical it would be beneficial, proficiency in automation and a vision for moving towards a self-service model are essential. Additionally, experience in leveraging AI would be highly desirable. In this role, you will be responsible as part of a team for managing and optimizing our cloud infrastructure, with a focus on automation, scalability, and reliability. You will work with a wide array of technologies and tools, such as Kubernetes, Terraform, and Jenkins, to build and maintain robust cloud environments. Essential Duties Design, implement, and manage scalable and secure cloud infrastructure with a focus on Linux environments. Develop automation scripts and processes, leveraging tools like Puppet, Ansible, and Terraform, to transition towards a self-service infrastructure model. Ensure high availability, scalability, and performance of cloud-based applications, with a strong emphasis on AI and advanced cloud operations. Utilize Puppet and similar tools to manage configurations and automate infrastructure deployments. Work with a variety of DevOps and infrastructure tools such as Jenkins, Git, Argo CD, and Artifactory to streamline operations and improve efficiency. Implement and maintain monitoring and log aggregation solutions using Datadog, ELK/OpenSearch, and other relevant tools. Ensure the security and compliance of cloud environments through proper configuration management, networking, and identity management (AD, DNS, SSO). Collaborate with cross-functional teams to integrate cloud-native solutions and automate operational tasks. Minimum Qualifications 2-4 years + of professional experience as a Systems Administrator / DevOps Engineer Bachelor’s degree from an accredited college or university in computer science, information systems, electrical engineering, computer engineering, or a related field is preferred. Equivalent work experience in a similar position may be substituted for educational requirements. Strong experience in managing and optimizing Linux OS (e.g., Ubuntu, CentOS, Debian) in cloud environments. Proficiency in using Puppet for configuration management and automation. Extensive experience with automation tools and scripts (e.g., Ansible, Terraform, Jenkins) aimed at improving operational efficiency. Familiarity with cloud platforms like AWS, Azure, or GCP, and experience in Kubernetes/EKS is highly preferred. Understanding of network configurations, security best practices, and technologies like VPNs, OpenVPN, and SSO. Familiarity with DevOps tools like Git, Jenkins, Argo CD, and Artifactory. Experience with monitoring tools such as Datadog and log aggregation platforms like ELK/OpenSearch. Proficiency in spoken and written English (minimum C1/C2 level desired). Desirable Technologies EKS / Kubernetes, Puppet, Terraform, Powershell, Python, Artifactory, Jenkins, Argo CD, Ansible, Desire State Configuration (DSC), ELK / OpenSearch, Datadog Log Aggregation, DataDog , Infra/APM/Synthetics, Windows OS, AD, DNS, Domain registration, Site-to-Site VPN, OpenVPN Work Timing Rotation Shift 6 am -3pm/1pm -10pm IST and available for critical support on emergencies 24/7, weekend maintenance support. Hybrid This role will be based out of The Leela Office located on the 4th Floor, Airport Road, Kodihalli, Bangalore- 560008. Our expectation at this time, is that you would work HYBRID – work from our office on Tuesdays, Wednesdays, Thursdays with flexibility to work from home on Mondays and Fridays. Bangalore candidates preferred. Show more Show less

Job Description Senior Systems Administrator (Linux) Job Summary We are seeking an experienced Cloud Infrastructure Expert with a strong background in Linux, Puppet, and automation technologies. While Azure experience is less critical it would be beneficial, proficiency in automation and a vision for moving towards a self-service model are essential. Additionally, experience in leveraging AI would be highly desirable. In this role, you will be responsible as part of a team for managing and optimizing our cloud infrastructure, with a focus on automation, scalability, and reliability. You will work with a wide array of technologies and tools, such as Kubernetes, Terraform, and Jenkins, to build and maintain robust cloud environments. Essential Duties Design, implement, and manage scalable and secure cloud infrastructure with a focus on Linux environments. Develop automation scripts and processes, leveraging tools like Puppet, Ansible, and Terraform, to transition towards a self-service infrastructure model. Ensure high availability, scalability, and performance of cloud-based applications, with a strong emphasis on AI and advanced cloud operations. Utilize Puppet and similar tools to manage configurations and automate infrastructure deployments. Work with a variety of DevOps and infrastructure tools such as Jenkins, Git, Argo CD, and Artifactory to streamline operations and improve efficiency. Implement and maintain monitoring and log aggregation solutions using Datadog, ELK/OpenSearch, and other relevant tools. Ensure the security and compliance of cloud environments through proper configuration management, networking, and identity management (AD, DNS, SSO). Collaborate with cross-functional teams to integrate cloud-native solutions and automate operational tasks. Minimum Qualifications 5+ years of professional experience as a Systems Administrator / DevOps Engineer, with at least 2 years in a lead role. Bachelor’s degree from an accredited college or university in computer science, information systems, electrical engineering, computer engineering, or a related field is preferred. Equivalent work experience in a similar position may be substituted for educational requirements. Strong experience in managing and optimizing Linux OS (e.g., Ubuntu, CentOS, Debian) in cloud environments. Proficiency in using Puppet for configuration management and automation. Extensive experience with automation tools and scripts (e.g., Ansible, Terraform, Jenkins) aimed at improving operational efficiency. Familiarity with cloud platforms like AWS, Azure, or GCP, and experience in Kubernetes/EKS is highly preferred. Understanding of network configurations, security best practices, and technologies like VPNs, OpenVPN, and SSO. Familiarity with DevOps tools like Git, Jenkins, Argo CD, and Artifactory. Experience with monitoring tools such as Datadog and log aggregation platforms like ELK/OpenSearch. Proficiency in spoken and written English (minimum C1/C2 level desired). Desirable Technologies EKS / Kubernetes, Puppet, Terraform, Powershell, Python, Artifactory, Jenkins, Argo CD, Ansible, Desire State Configuration (DSC), ELK / OpenSearch, Datadog Log Aggregation, DataDog , Infra/APM/Synthetics, Windows OS, AD, DNS, Domain registration, Site-to-Site VPN, OpenVPN Work Timing Rotation Shift 6 am -3pm/1pm -10pm IST and available for critical support on emergencies 24/7, weekend maintenance support. Hybrid This role will be based out of The Leela Office located on the 4th Floor, Airport Road, Kodihalli, Bangalore- 560008. Our expectation at this time, is that you would work HYBRID – work from our office on Tuesdays, Wednesdays, Thursdays with flexibility to work from home on Mondays and Fridays. Bangalore candidates preferred. Show more Show less

Job Description Senior Systems Administrator (Windows) Job Summary We are looking for a seasoned Senior Systems Administrator with deep expertise in Microsoft technologies and automation. This role focuses on managing Windows-based cloud infrastructure environments using tools like PowerShell, DSC, and Active Directory. While Linux exposure and Azure/GCP knowledge are helpful, the emphasis is on Windows server administration, infrastructure automation, and modern DevOps practices. Essential Duties Architect, deploy, and maintain scalable Windows-based infrastructure in cloud environments. Develop automation scripts and processes, leveraging tools like Puppet, Ansible, and Terraform, to transition towards a self-service infrastructure model. Automate configuration and patching using PowerShell, Desired State Configuration (DSC), and Group Policy. Ensure high availability, scalability, and performance of cloud-based applications. Utilize Puppet and similar tools to manage configurations and automate infrastructure deployments. Work with a variety of DevOps and infrastructure tools such as Jenkins, Git, Argo CD, and Artifactory to streamline operations and improve efficiency. Implement and maintain monitoring and log aggregation solutions using Datadog, ELK/OpenSearch, and other relevant tools. Ensure the security and compliance of cloud environments through proper configuration management, networking, and identity management (AD, DNS, SSO). Collaborate with cross-functional teams to integrate cloud-native solutions and automate operational tasks. Minimum Qualifications 5+ years of professional experience as a Systems Administrator / DevOps Engineer, with at least 2 years in a lead role. Bachelor’s degree from an accredited college or university in computer science, information systems, electrical engineering, computer engineering, or a related field is preferred. Equivalent work experience in a similar position may be substituted for educational requirements. Strong scripting and automation experience in PowerShell and/or Python. Proficiency in using Puppet for configuration management and automation. Extensive experience with automation tools and scripts (e.g., Ansible, Terraform, Jenkins) aimed at improving operational efficiency. Familiarity with cloud platforms like AWS, Azure, or GCP, and experience in Kubernetes/EKS is highly preferred. Understanding of network configurations, security best practices, and technologies like VPNs, OpenVPN, and SSO. Familiarity with DevOps tools like Git, Jenkins, Argo CD, and Artifactory. Experience with monitoring tools such as Datadog and log aggregation platforms like ELK/OpenSearch. Proficiency in spoken and written English (minimum C1/C2 level desired). Desirable Technologies EKS / Kubernetes, Puppet, Terraform, Powershell, Python, Artifactory, Jenkins, Argo CD, Ansible, Desire State Configuration (DSC), ELK / OpenSearch, Datadog Log Aggregation, DataDog , Infra/APM/Synthetics, Windows OS, AD, DNS, Domain registration, Site-to-Site VPN, OpenVPN Work Timing Rotation Shift 6 am -3pm/1pm -10pm IST and available for critical support on emergencies 24/7, weekend maintenance support. Hybrid This role will be based out of The Leela Office located on the 4th Floor, Airport Road, Kodihalli, Bangalore- 560008. Our expectation at this time, is that you would work HYBRID – work from our office on Tuesdays, Wednesdays, Thursdays with flexibility to work from home on Mondays and Fridays. Bangalore candidates preferred. Show more Show less

Job details Employment Type: Full-Time Location: Pune, Maharashtra, India Job Category: Engineering Job Number: WD30241523 Job Description What you will do This position within the Johnson Controls – BAS Software team focuses on developing new features and maintaining existing mid-market system software for products targeted at the US and European markets. The role involves collaborating with global teams (Asia and Europe Engineering) to design and implement robust, smart and flexible Building Automation Systems and IoT solutions for the smart buildings. Key responsibilities include application development, using Sedona Framework, BACnet stack, HTML technologies, and backend services on an Embedded Linux environment. The candidate should be well versed in the complete software delivery lifecycle, with an emphasis on system design, implementing those solutions, and delivering on-time. How you will do it Provide technical leadership to the internal team of engineers Develop software based on the functional and technical design specifications Participate in design reviews and code inspections. Contribute to technical discussions, proposing solutions and alternatives. Test new application features to ensure logic, syntax, and program results are accurate. Contribute to testing and support activities to identifying and resolving system issues. Document and archive program releases as per the Software Development Process. Demonstrate a can-do and proactive attitude and take initiative to complete assigned tasks on time Apply analytical thinking, robust design methodologies, and engineering principles to develop solutions. Develop Linux-based applications, focusing on application-level programming using C or C++ to meet business requirements Work independently while collaborating with software developers, systems engineers, system test teams, Product Management, Factory teams, and Field support teams to create system-wide solutions. Demonstrate individual technical contributions and lead projects from requirements gathering to deployment. Possess knowledge of the HVAC and building automation domain, BACnet stack implementation, testing, certification, web development HTML, and backend services and with prior industrial experience in areas related to above disciplines and domain. Contribute to process management following JCI standards and guidelines. Assist with project scheduling and effort estimation Set high performance standards through quality design, coding practices, and dedication to delivering world-class software Share knowledge with team and demonstrate team spirit and collaboration Understand the Product Life Cycle and stages of product development. Good verbal and written communication skills in English Language. What we look for Qualification – BE/BTech/ME/MTech in ECE, E&TC, or CSE. 9-12 years of experience in software application development, primarily on Linux Proficient in system programming, development of service/driver type of applications using C/C++ Strong knowledge of BACnet protocol implementation and testing, including BACnet objects, profiles, APIs, services, persistence, and support for Pre-BTL/BTL compliance. Experienced in BACnet MSTP and BACnet IP communications, MODBUS, and RS-485 Good knowledge of Building Automation Systems & Control Equipment Hands-on with debugging tools such as BACnet adaptors, Wireshark, JTAG and GDB Familiarity with BACnet pre-compliance testing and certification processes for proprietary products Strong knowledge of Linux process management, memory management, IPC, shared memory, init systems (SystemV/SystemD), and multithreading Understanding of Linux services such as httpd, sshd, ntpd, OpenVPN, FTP server, MQTT, and Samba Knowledge of full-stack web development, including HTML5, PHP, web servers, and SQLite Familiar with Object-Oriented Programming (OOP) using C++, Java, or C# for component-based development Skilled in implementing secure communication and authentication for application security and data handling Working knowledge of build tools like Makefile and CMake, and source control systems like Git. Experience with unit testing and functional testing Understanding of Agile (Scrum) methodology Ability to work effectively in cross-functional teams across different geographical locations. Preferred/Good to have skills Basic understanding of Sedona framework, including Sedona programming and kit development. Knowledge of the Sedona VM runtime environment for executing applications and services. Experience in performing static code analysis and resolving security issues and vulnerabilities. Familiarity with Embedded Linux build tools such as Buildroot, OpenWRT, or Yocto. Knowledge of shell scripting and Python programming. Basic understanding of Docker containers and Jenkins build servers. Johnson Controls is an equal employment opportunity and affirmative action employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, status as a qualified individual with a disability, or any other characteristic protected by law. For more information, please view EEO is the Law. If you are an individual with a disability and you require an accommodation during the application process, please visit www.johnsoncontrols.com/tomorrowneedsyou

Job Summary: We are looking for an experienced and passionate Senior Software Engineer with deep expertise in VPN protocols, TLS security, and Quantum-Safe Cryptography to join our cybersecurity product team. In this role, you will lead the design, development, and integration of secure communication protocols, ensuring privacy and resilience against evolving cyber threats—including those posed by quantum computing. You’ll contribute to building next-generation secure networking systems for enterprise-grade deployments. Key Responsibilities: • Design, implement, and maintain secure VPN protocols (e.g., IPsec, OpenVPN, WireGuard, SSTP, L2TP,etc.) • Develop and enhance TLS-based secure communication channels • Integrate Quantum-Safe Cryptographic Algorithms like ML-KEM, ML-DSA, and SLH-DSA into secure protocol workflows • Collaborate with cross-functional teams to deliver high-performance and scalable security modules • Optimise performance and reliability of encrypted traffic handling in high-throughput environments • Conduct protocol-level debugging, vulnerability analysis, and patching of identified issues • Ensure compliance with modern cryptographic standards and best practices • Create comprehensive documentation for design, implementation, and testing • Mentor junior engineers and contribute to code reviews and architectural decisions • Work closely with security teams to evaluate threat models and ensure resilience. • Adhere to high-quality work standards • Responsible for maintaining the Confidentiality, Integrity and Availability information assets,including business-critical information. Skills and Experience: • BE/BTech in Computer Science, Cybersecurity, or a related field • 6+ years of hands-on software development experience in Python, C, and C++ • Strong understanding and practical experience with TLS and VPN protocols such as IPsec, OpenVPN,WireGuard, SSTP, L2TP, PPTP, SoftEther • Familiarity with Quantum-Safe Algorithms like ML-KEM, ML-DSA, SLH-DSA is highly preferred • Deep knowledge of cryptographic principles, public key infrastructure (PKI), and secure key exchange mechanisms • Experience working on Linux/Unix systems, including networking stack and kernel modules • Exposure to network security tools and traffic analysis (e.g., Wireshark, tcpdump) • Strong problem-solving, debugging, and optimization skills in secure systems development • Good understanding of secure coding practices, threat modeling, and vulnerability assessments • Familiarity with version control tools like Git, CI/CD pipelines, and Agile development practices • Excellent communication, documentation, and collaboration skills • Passion for building cutting-edge security solutions in a fast-paced environment • Knowledge of firewall technologies, packet filters, DPI (Deep Packet Inspection) or similar networking/security systems is a strong plus • Familiarity with packet capture tools (Wireshark/tcpdump) and network debugging techniques • Good grasp of cybersecurity principles, threat detection, and secure coding practices • Familiarity with Git, CI/CD pipelines, and modern development practices • Strong communication and collaboration skills • Bonus: Knowledge of MITRE ATT&CK, OWASP, or experience in building security-focused products Show more Show less

Required Qualifications 15+ years of experience in technical support, helpdesk, or network support leadership roles. 5+ years in a technology service provider, security vendor, or similar tech-based industry. Experience managing teams of 50+ individuals across diverse functions. Bachelor's degree preferred or equivalent combination of education and experience. Certifications such as CompTIA Linux+, Network+, CCNA are advantageous but not required. Required/Expected Technical Skill Set Remote desktop support & enterprise networking. VPN technologies (IPsec, OpenVPN), firewalls (Cisco, SonicWall). Virtualization (VMWare, Hyper-V), cloud platforms (AWS, Azure). Operating systems (Linux, MacOS, Windows). Security protocols (TLS/SSL, AES), networking (TCP/IP, DNS, DHCP). Familiarity with ticketing platforms (ServiceNow, Zendesk, ConnectWise). Show more Show less

Cloudways - A DigitalOcean.Com Company is hiring for people who wish to grow in a dynamic Technical Support environment. Our ideal candidate is a customer focused individual that leverages his/her technical expertise for giving best support that benefits our users. Above all, we need individuals who are enthusiastic about working in a fast-paced, highly dynamic, and rewarding cross-functional setting. What You’ll Be Doing Provide best support and solutions to our Customers through tickets, chat, emails, Premium Slack, phone. A desire to help customers, and a strong sense of empathy for their needs. Demonstrate strong teamwork in a 24/7 environment, with flexibility in rotating shifts, including nights, weekends, public holidays. Be able to cater complex queries on chats/tickets and provide support to juniors with the rest of chats/tickets. Be able to cater complex cloudways infrastructure issues and escalate them in a timely manner to Team leads if necessary. Go through the chats & tickets on a weekly basis and check for the repeated issues which can be suggested as incremental improvements to devops and present them to Team Leads. Be able to automate any procedure with the current operations that can save team time. Monitor and react to different abuse reports (Slack and emails, etc.) in close coordination with crossfunctional teams. Help junior team members with reaction to Alerts where needed on monitoring frameworks. (slack, sensu and zabbix) Proficient in diagnosing and troubleshooting technical issues through live chat is PLUS Job Specification BS/BE in Computer Science/Engineering or related field having 4-5 years of relevant work experience. Sound concepts and knowledge of programming (PHP knowledge, and preferably intermediate knowledge of some other languages like Javascript, HTML, CSS, Bash and Python knowledge would be a plus.) Strong-Advanced knowledge of Linux operating environments (Debian, Ubuntu, Centos) and different web technologies (apache, nginx, varnish, memcache, mysql, apc, php-fpm, etc). Advanced skill level in system performance troubleshooting. Knowledge of different services ((GIT, SMTP, DNS, OpenVPN, postfix, crons, SSL, Sensu) Analysis of logs (sys, stack). Debugging of open source application related issues. Ability to cope up with new / unknown technical issues. Initiative in tackling new problems with an imaginative approach Strong knowledge of web applications migration process (unknown issues, CMS migration, troubleshooting, perfection, Cpanel & other hostings knowledge, advance cli commands to pull data) Working experience in PHP based Open Source web applications (Preferably: WordPress, Drupal, Magento etc). Good experience with MySQL. Good knowledge of monitoring tools like Opsgenie and Sensu etc. Possess excellent analytical and decision making skills. Should be an independent player who would be able to work independently on shifts. Strong verbal and written communication skills are necessary due to the dynamic nature of collaborations with customers. Strong understanding of systems and troubleshooting techniques. Should be process oriented and Proactive. Strong interpersonal and teaming skills - ability to set and enforce processes. Ability to operate in an Agile and Kanban environment. Good knowledge of cloud infrastructure environments (like AWS, GCE etc.). Experience in 24x7 production operations, preferably supporting a highly available environment for PaaS/cloud service providers. Good mentorship skills. Why You’ll Like Working for Cloudways - A DigitalOcean.com Company: We reward our employees. The salary range for this position is based on relevant years of experience and skills. Employees may qualify for a bonus in addition to base salary; bonus amounts are determined based on company and individual performance. We also provide equity compensation to eligible employees including grants of equity upon hire and the option to participate in our Employee Stock Purchase Program. We value development. You will work with some of the smartest and most interesting people in the industry. We are a high-performance organization that is always challenging our teams and employees to continuously grow. We maintain a growth mindset in everything we do and invest deeply in employee development through formalized mentorship and other internal programs. We provide all employees with reimbursement for relevant conferences, training, and education. We care about your well-being. In addition to cash and equity compensation, we also offer employees a competitive array of benefits. It includes health insurance, unlimited vacation, retirement benefits, a generous parental leave program, and additional resources to support employees' overall well-being. While the philosophy around our benefits is the same worldwide, specific benefits may vary in other countries due to local regulations and preferences. We value diversity and inclusivity. We are an equal opportunity employer and we do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. This job is located in Hyderabad, India Show more Show less

Company: Zarnox Location: Remote / Bangalore (preferred for meetups) Compensation: Equity-based Partnership (No initial investment required) About the Opportunity: Zarnox is a next-gen cybersecurity startup building a privacy-first VPN and security platform for modern users and businesses. As a Technical Co-Founder , you will own the product architecture, server deployment, encryption mechanisms, and overall security framework. This is an opportunity to be at the forefront of digital privacy and cybersecurity in India and beyond, tapping into a rapidly growing market. What You’ll Do: Architect and build a robust, scalable VPN infrastructure (client and server side) Implement top-tier encryption, DNS protection, IP masking, and kill-switch features Manage deployments on cloud platforms (Oracle, AWS, or self-hosted) Ensure compliance with global security standards and protocols (OpenVPN, WireGuard, IKEv2, etc.) Collaborate on UI/UX for mobile and desktop apps Handle continuous integration, performance monitoring, and security audits What We’re Looking For: Proficient in low-level networking, VPN protocols, Linux server management Strong experience in cybersecurity, networking, and backend systems Prior experience building VPN apps, firewalls, or secure applications Familiarity with DevOps tools, containerization (Docker), and CI/CD pipelines Security-first thinker with an eye on privacy regulations (GDPR, etc.) Why Join Us? Equity ownership in a product that champions digital freedom Opportunity to shape a security product from the ground up Direct access to a fast-growing B2C and B2B market Be a founder in a high-impact tech startup with global ambitions Show more Show less

Job Information Number of Positions 1 Date Opened 05/20/2025 Job Type Full time Industry Technology City Bangalore South State/Province Karnataka Country India Zip/Postal Code 560066 Job Description Key Responsibilities Bring up OpenWRT on multiple hardware targets (MediaTek, Qualcomm, etc.) Create and maintain custom OpenWRT firmware images using ImageBuilder/Buildroot Integrate and debug 4G/5G modems (Quectel, Sierra, etc.) using QMI, MBIM, PPP Develop debug utilities and monitoring tools in Python, shell, or C for diagnostics Customize and extend the LuCI web interface for configuration and diagnostics Handle network driver integration , kernel configuration, and system-level tuning Troubleshoot hardware-software issues using logs, serial consoles, and kernel tools Work closely with hardware, QA, and platform teams for complete modem stack validation Support multi-WAN , link failover , and routing policies in real-world deployments Core Technical Skills Strong expertise in OpenWRT internals (UCI, netifd, procd, ubus, hotplug) Solid knowledge of QMI, MBIM , and modem tools like uqmi, libqmi, ModemManager Experience with virtual Ethernet interfaces exposed by WWAN devices Proficient in C and Python development for embedded utilities and system tools Skilled in shell scripting and automation within OpenWRT environments Experience customizing the LuCI web UI for configuration and diagnostics Excellent troubleshooting skills using strace, tcpdump, usbmon, sysfs/procfs Hands-on with driver integration for Ethernet, Wi-Fi, WWAN modules Working knowledge of multi-WAN , mwan3 , VLANs , firewall rules , and routing Familiarity with firmware packaging , ipk feed management, and OTA updates Networking Knowledge Deep understanding of TCP/IP, NAT, DHCP, DNS, VLAN, QoS , and VPN technologies Experience with WireGuard, OpenVPN, or SoftEther on embedded devices Complementary Skills Knowledge of Git and experience working with CI/CD pipelines for firmware Exposure to Yocto , Buildroot , or other embedded Linux distros Awareness of secure firmware practices (HTTPS for LuCI, config hardening, key mgmt) Basic understanding of hardware watchdogs, SIM failover , and device tree overlays Ability to document technical work clearly for internal and field teams Soft Skills Strong debugging and problem-solving mindset Ability to work independently in a fast-paced, high-ownership environment Comfortable collaborating across hardware, QA, and cloud teams Detail-oriented and proactive in identifying issues before they impact the field