This is a position based in Bangalore, India. The duration of the internship program will be 1 year. In this role, you will work with cross functional teams ranging from PON, Ethernet switching and routing software, subscriber management for Triple Play services, performance monitoring to network management to build, integrate, unit test and support software modules within a large-scale system. Responsibilities and Duties: Participate in technical discussions within engineering group in all phases of the SDLC: review requirements, produce design documents, participate in peer reviews, produce test plans, support QA team. Creating the required accompanying technical documentation. Add features to the existing frameworks. Support test strategy and automation in both end-to-end solution and functional testing. Qualifications: Familiar with Linux, x86 virtualization and Inter-process communication is necessary. Familiar with any of the programming languages like Java, C/C++ and scripting language like Python. Familiar with Protocols like TCP, UDP, IP, VLAN s, NTP, xSTP, DHCP, DNS is necessary. Familiar in programming in a multi-thread/multi-process environment is necessary. Understanding Unit Testing principals. Must understand basic computer programming concepts, data structures, and object-oriented programming. Familiar with source control applications such as GIT. Strong communication skills and excellent telephone presence. Bachelors in computer science / information technology/ Electronics & communication / Electrical & Electronics Engineering. Should have graduated in 2025 / 2026. Location: Bangalore, India

Calix provides the cloud, software platforms, systems and services required for communications service providers to simplify their businesses, excite their subscribers and grow their value. Customer engagement: Support Internship Location: CIDC, IN-Bangalore About Calix Calix is a global leader in cloud and software platforms, enabling service providers to simplify operations, innovate faster, and deliver exceptional subscriber experiences. As a Support Engineer Intern, you will have the opportunity to work with industry-leading technologies and contribute to world-class customer support operations. We are looking for 2024/2025 MBA graduates to join our Support Engineering team as interns. In this role, you will provide technical support for Calix access platforms and cloud platforms, assisting our customers with troubleshooting and resolving issues efficiently. This position offers an opportunity to gain hands-on experience with networking and cloud technologies while working in a customer-focused environment. Responsibilities Provide assistance in troubleshooting and resolving technical issues related to Calix access and cloud platforms. Collaborate with senior engineers to analyse, diagnose, and document support cases. Acquire and apply industry best practices in networking, cloud technologies, and customer support. Communicate effectively with customers to gather information and provide updates. Work in collaboration with cross-functional teams to ensure high-quality support and service delivery. Participate in training sessions to enhance both technical and professional skills. Technical Skills Education: MBA or related fields – Graduating Class of 2024/2025. Technical Knowledge: Basic to intermediate understanding of networking concepts (IP, routing, switching), cloud computing, and Linux. Problem-Solving Skills: Ability to analyze issues and think critically to provide solutions. Focus/Interest: Cloud-based technology with client/server architecture and remotely connected devices. Communication Skills: Strong oral and written communication skills, able to be concise and effective. Interpersonal Skills: Self-awareness and ability to build and maintain relationships. Clarity: Ability to explain technical concepts in simple and clear terms. Cultural Fit: Values teamwork and collective success, while constantly improving oneself for the benefit of the team. Team Player: Ability to work effectively in a collaborative environment. Eagerness to Learn: Passion for technology and willingness to quickly learn new skills. Why Join Us? Hands-on exposure to cutting-edge networking and cloud technologies. Mentorship and training from experienced industry professionals. Opportunity to work with a global team and gain international experience. Potential career growth opportunities within Calix post-internship. About Us PLEASE NOTE: All emails from Calix will come from a '@calix.com' email address. Please verify and confirm any communication from Calix prior to disclosing any personal or financial information. If you receive a communication that you think may not be from Calix, please report it to us at talentandculture@calix.com . Calix delivers a broadband platform and managed services that enable our customers to improve life one community at a time. We’re at the forefront of a once in a generational change in the broadband industry. Join us as we innovate, help our customers reach their potential, and connect underserved communities with unrivaled digital experiences. This is the Calix mission - to enable CSPs of all sizes to Simplify. Innovate. Grow. If you are a person with a disability needing assistance with the application process please: Email us at calix.interview@calix.com ; or Call us at +1 (408) 514-3000. Calix is a Drug Free Workplace.

Calix is seeking a highly motivated and talented intern with programming experience in the Java/J2EE stack. The ideal candidate will possess strong analytical skills, an eagerness to learn, and be an engineering graduate preferably in computer science or a related field. This internship will provide you with the opportunity to work on meaningful projects that enhance your learning and business experience. Responsibilities: Develop and maintain Java/J2EE applications. Collaborate with senior engineers to improve application performance and scalability. Participate in code reviews and contribute to team meetings. Assist in the design and implementation of new features. Troubleshoot and debug issues in existing applications. Document code and processes for future reference. Qualifications: Graduated in 2025 / 2024 with BE / BTech in Computer Science, Software Engineering, or a related field. Strong programming experience in Java/J2EE stack. Excellent analytical and problem-solving skills. Eagerness to learn and adapt to new technologies. Ability to work independently and as part of a team. Good communication skills. About Us PLEASE NOTE: All emails from Calix will come from a '@calix.com' email address. Please verify and confirm any communication from Calix prior to disclosing any personal or financial information. If you receive a communication that you think may not be from Calix, please report it to us at talentandculture@calix.com . Calix delivers a broadband platform and managed services that enable our customers to improve life one community at a time. We’re at the forefront of a once in a generational change in the broadband industry. Join us as we innovate, help our customers reach their potential, and connect underserved communities with unrivaled digital experiences. This is the Calix mission - to enable CSPs of all sizes to Simplify. Innovate. Grow. If you are a person with a disability needing assistance with the application process please: Email us at calix.interview@calix.com ; or Call us at +1 (408) 514-3000. Calix is a Drug Free Workplace.

In this role, you will work in a collaborative team environment to enhance and expand the capabilities of the in-house test automation framework. The results of your work will be used across the cloud organization for improved productivity and test coverage. Responsibilities and Duties: Partnering with cloud SMEs to write, conduct unit testing and integration testing for functionality. Creating the required accompanying technical documentation. Add features to the existing frameworks. Participate in technical discussions within engineering group in all phases of the SDLC: review requirements, produce design documents, participate in peer reviews, produce test plans, support QA team. Qualifications: Familiar with Java, Python, C. Familiar with databases such as MySQL, and PostgreSQL. Familiar with Linux and Windows OS. Understanding Unit Testing principles. Must understand basic computer programming concepts, data structures, and object-oriented programming. Familiar with source control applications such as GIT. Detail oriented. Strong communication skills and excellent telephone presence. Bachelor’s in computer science / information technology / Electronics & communication / Electrical & Electronics / Electronics & Telecommunications. Should have graduated in 2024/ 2025. Location: India – (Flexible hybrid work model - work from Bangalore office for 20 days in a quarter) About Us PLEASE NOTE: All emails from Calix will come from a '@calix.com' email address. Please verify and confirm any communication from Calix prior to disclosing any personal or financial information. If you receive a communication that you think may not be from Calix, please report it to us at talentandculture@calix.com . Calix delivers a broadband platform and managed services that enable our customers to improve life one community at a time. We’re at the forefront of a once in a generational change in the broadband industry. Join us as we innovate, help our customers reach their potential, and connect underserved communities with unrivaled digital experiences. This is the Calix mission - to enable CSPs of all sizes to Simplify. Innovate. Grow. If you are a person with a disability needing assistance with the application process please: Email us at calix.interview@calix.com ; or Call us at +1 (408) 514-3000. Calix is a Drug Free Workplace.

Join the Calix Commerce team as a front-end developer intern, to work with a team of highly skilled professionals engaged in building solutions to empower and transform Commercial Operations at Calix. We are looking for a Front-End Developer intern with a passion for building modern web applications and hands-on experience with React.js and associated libraries. Responsibilities and Duties: Assist in developing dynamic front-end applications using React.js and associated libraries. Maintain our front-end library of reusable components. Participate in code reviews and design discussions. Write unit-tests to ensure adequate coverage on the developed code. Document implemented code appropriately. Collaborate and communicate effectively with cross functional teams. Participate in daily stand-ups and weekly check-ins with local and global teams. Qualifications: Good understanding of HTML, CSS and JavaScript (ES6+). Familiar with consuming REST APIs and synchronous request handling. Familiar with React.js and associated libraries. Fair understanding of SDLC of web applications. Knowledge of version control systems like Git. Good problem solving skills and attention to detail. Strong communication skills. Nice to have – experience with tools like Redux, React Router, Material UI; contributions to GitHub or personal web projects. Bachelors or Masters in Computer Science / Information Technology or related streams. Should have graduated in 2024/ 2025. About Us PLEASE NOTE: All emails from Calix will come from a '@calix.com' email address. Please verify and confirm any communication from Calix prior to disclosing any personal or financial information. If you receive a communication that you think may not be from Calix, please report it to us at talentandculture@calix.com . Calix delivers a broadband platform and managed services that enable our customers to improve life one community at a time. We’re at the forefront of a once in a generational change in the broadband industry. Join us as we innovate, help our customers reach their potential, and connect underserved communities with unrivaled digital experiences. This is the Calix mission - to enable CSPs of all sizes to Simplify. Innovate. Grow. If you are a person with a disability needing assistance with the application process please: Email us at calix.interview@calix.com ; or Call us at +1 (408) 514-3000. Calix is a Drug Free Workplace.

As a QA Salesforce Intern, you will be an integral part of our Quality Assurance team, ensuring the robustness and reliability of our Salesforce solutions. This role offers a unique opportunity to work closely with our development and support teams, gaining hands-on experience in testing, analysing, and optimizing our Salesforce implementations. Key Responsibilities Collaborate with QA engineers and developers to understand business requirements and technical specifications. Develop, document, and execute test plans and test cases for Salesforce applications. Identify, report, and track defects, ensuring they are resolved promptly. Perform regression testing to ensure existing functionalities are not affected by new changes. Assist in the creation and maintenance of automated test scripts. Participate in daily stand-ups, sprint planning, and retrospective meetings. Contribute to the continuous improvement of QA processes and methodologies. Provide feedback on product quality and usability to the development team. Stay updated with the latest Salesforce features, updates, and best practices. Qualifications Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related discipline, graduating in 2024/2025. Solid understanding of software testing principles and methodologies. Familiarity with Salesforce platform and its functionalities is a plus. Proficiency in programming languages such as Java, Python, or JavaScript. Experience with test automation tools like Selenium, JUnit, or similar is an advantage. Good analytical and problem-solving skills. Strong communication and teamwork abilities. Attention to detail and a commitment to delivering high-quality work. Ability to work independently and manage multiple tasks effectively. About Us PLEASE NOTE: All emails from Calix will come from a '@calix.com' email address. Please verify and confirm any communication from Calix prior to disclosing any personal or financial information. If you receive a communication that you think may not be from Calix, please report it to us at talentandculture@calix.com . Calix delivers a broadband platform and managed services that enable our customers to improve life one community at a time. We’re at the forefront of a once in a generational change in the broadband industry. Join us as we innovate, help our customers reach their potential, and connect underserved communities with unrivaled digital experiences. This is the Calix mission - to enable CSPs of all sizes to Simplify. Innovate. Grow. If you are a person with a disability needing assistance with the application process please: Email us at calix.interview@calix.com ; or Call us at +1 (408) 514-3000. Calix is a Drug Free Workplace.

In this role, you will work in a collaborative team environment to enhance and expand the capabilities of the in-house test automation framework. The results of your work will be used across the cloud organization for improved productivity and test coverage. Responsibilities and Duties: Partnering with cloud SMEs to write, conduct unit testing and integration testing for functionality. Creating the required accompanying technical documentation. Add features to the existing frameworks. Participate in technical discussions within engineering group in all phases of the SDLC: review requirements, produce design documents, participate in peer reviews, produce test plans, support QA team. Qualifications: Familiar with Java, Python, C. Familiar with databases such as MySQL, and PostgreSQL. Familiar with Linux and Windows OS. Understanding Unit Testing principles. Must understand basic computer programming concepts, data structures, and object-oriented programming. Familiar with source control applications such as GIT. Detail oriented. Strong communication skills and excellent telephone presence. Bachelor s in computer science / information technology / Electronics & communication / Electrical & Electronics / Electronics & Telecommunications. Should have graduated in 2024/ 2025. Location: India - (Flexible hybrid work model - work from Bangalore office for 20 days in a quarter)

Calix is leading a service provider transformation to deliver a differentiated subscriber experience around the Smart Home and Business, while monetizing their network using Role based Cloud Services, Telemetry, Analytics, Automation, and the deployment of Software Driven Adaptive networks. As part of a high performing global engineering team, the right candidate will play a critical role in expanding the Calix Cloud Infrastructure capabilities and be part of a team that leads the effort defining and architecting a world class in-home eco-system. Calix Cloud empowers service providers with solutions for Insights and real time data to support delivery of the best customer experiences, improve operational efficiency and drive market penetration. Responsibilities: Design, develop and maintain backend infrastructure, workflows, and services for collection, processing, analysis, correlation, and monitoring in Calix Cloud. Develop solutions to support onboarding, partner integrations, managing, collecting, and analyzing data from large scale deployment of home networks and access network systems and make them available as insights for various BSP user roles. Work closely with Cloud product owners to understand, analyze product requirements, provide feedback, and deliver a complete solution. Technical leadership of software design in meeting requirements of service stability, reliability, scalability, and security. Participate and drive technical discussions within engineering group in all phases of the SDLC: review requirements, produce design documents, participate in peer reviews, produce test plans, support QA team, provide internal training and support TAC team. Support test strategy and automation in both end-to-end solution and functional testing. Customer facing engineering role in debugging and resolving field issues. Qualifications: 5+ years of highly technical, hands-on software engineering experience delivering quality software releases. Independent, self-driven, and a teamplayer. Strong, creative problem-solving skills with the ability to abstract and share details to create meaningful articulation. Ability to drive technical discussions across cross-functional teams. Strong implementation background in distributed design, data consumption patterns, and pipelines and experience in designing real-time streaming and event-based data solutions (e.g spark, storm, flink) Proficient in design and implementation of microservices-based, API/Endpoint architectures. Strong background in designing and developing event-based / pub-sub workflows & data ingestion solutions. Proficiency and hands on experience with Kafka at scale (or similar) desired. Solid experience with load balancers, WebSocket, MQTT and similar technologies at different layers for efficient data abstraction and transfer for large scale data connections / large flow of data. Good understanding of implementation and deployment of Cloud based solutions (preferably AWS). Strong background in transactional databases and good understanding and experience with no-SQL datastores and working in defining optimal data models. Good understanding of networking concepts. Expert in Java. Proficiency in other languages like Go, Python, NodeJS/JavaScript a plus. Organized and goal-focused with the ability to deliver in a fast-paced environment. Education: BS degree in Computer Science, engineering, or mathematics or equivalent experience.

Join the Calix Commerce team as a front-end developer intern, to work with a team of highly skilled professionals engaged in building solutions to empower and transform Commercial Operations at Calix. We are looking for a Front-End Developer intern with a passion for building modern web applications and hands-on experience with React.js and associated libraries. Responsibilities and Duties: Assist in developing dynamic front-end applications using React.js and associated libraries. Maintain our front-end library of reusable components. Participate in code reviews and design discussions. Write unit-tests to ensure adequate coverage on the developed code. Document implemented code appropriately. Collaborate and communicate effectively with cross functional teams. Participate in daily stand-ups and weekly check-ins with local and global teams. Qualifications: Good understanding of HTML, CSS and JavaScript (ES6+). Familiar with consuming REST APIs and synchronous request handling. Familiar with React.js and associated libraries. Fair understanding of SDLC of web applications. Knowledge of version control systems like Git. Good problem solving skills and attention to detail. Strong communication skills. Nice to have - experience with tools like Redux, React Router, Material UI; contributions to GitHub or personal web projects. Bachelors or Masters in Computer Science / Information Technology or related streams . Should have graduated in 2024/ 2025.

Join the Calix Commerce team as a Quality Assurance (QA) intern, to work with a team of highly skilled professionals engaged in building solutions to empower and transform Commercial Operations at Calix. We are looking for a detail-oriented QA intern to help ensure quality, usability and reliability of our Commerce Web Applications. Responsibilities and Duties: Assist in manual testing of web applications. Write and execute test cases based on requirements. Assist in creation of sample test data based on requirements. Report bugs and inconsistencies with clear documentation and reproduction steps. Collaborate with developers to identify and resolve defects. Participate in test planning and issue tracking discussions with local and global teams. Perform regression and smoke tests before production releases. Participate in daily stand-ups and weekly check-in calls with local and global teams. Qualifications: Good understanding of software development and testing life cycle. Strong analytical skills and attention to detail. Familiar with functional concepts and terms related to web applications. Ability to document and communicate issues clearly. Strong communication skills. Nice to have - familiarity with bug tracking tools like Jira, familiarity with API testing with tools like Postman/Insomnia. Bachelors or Masters in Computer Science / Information Technology or related streams . Should have graduated in 2024/ 2025.

Calix India has an immediate requirement for the role of Manager, IT Operations, which will report to the Senior Director, IT Operations. The primary responsibilities of this role will be to manage the Calix India Information Technology department, encompassing all aspects of technology as it relates to Calix. This includes Management of local team resources, user support, guidance in troubleshooting, escalation point for incidents, maintenance and service, network and infrastructure maintenance, and any other technological needs. The successful candidate must have a proven track record of continuous service improvement. The Manager, IT Operations will have excellent communication skills, engaging stakeholders proactively and reactively depending on the situational needs. Responsibilities and Duties: Leadership and management of IT resources. Leverage local IT team to ensure achievement of annual goals and objectives, developed in cooperation with IT leadership and local management. Build trust partnership with the business by maintaining a relationship with the Calix India office, and acting as a liaison between local management and the IT Organization. Select, develop, and evaluate personnel to ensure the efficient operation of the function. Understand and effectively discuss service offerings and software provided by IT A b i l i t y to u nde r stand an d man a ge c o mpl e x r e p o rt ing r e l ati o n s h i p s a nd i n c o rp o r ate m u lt i pl e la b or laws and c u lt u r al d i f fe r en c e s. Partner with IT teams and business units to define services and service levels Provide in-depth technical support to end users. Act as an escalation point to assess issues and provide solutions for problems that cannot be resolved by first level IT team resources. Liaise with L3 support and service vendors for troubleshooting issues and implementing updates/changes Support a variety of operating systems, software, email, infrastructure, and cloud-based technologies. Participate in local, regional, and global projects as appropriate to evaluate existing systems and recommend technology for upgrade and replacement; evaluate new technologies for potential applicability within Calix. Qualifications: Post-secondary education in Technology or equivalent experience. Minimum of 5 years experience in similar role. Excellent communication and presentation skills. Demonstrated people leadership and team development skills. In-depth troubleshooting of Windows, MacOS, Microsoft 365, cloud-based technologies a must. Experience with vendors like; Microsoft, Aruba Wireless, Palo Alto, Cisco (Servers / Route / Switching / Firewalls), VMWare, NetApp. Azure or AWS networking a plus but not required. Ability to diagnose problems and provide solutions and/or escalate to the appropriate expertise area. Location: Bangalore, India

This position is based in Bangalore, India. Calix is seeking an experienced Software Engineer with experience in design and development of BNG suite of protocols . You will be involved in Implementing innovative solutions for Broadband Access Networks. Broadband Service Providers use our Software Platforms and Calix cloud solutions to simplify operations, excite subscribers and grow their value by offering managed services. Responsibilities and Duties: Work under the guidance of senior staff to implement BNG/vBNG solutions for Access and Edge networks to build an innovative service delivery platform. Design and Implement features collaborating with worldwide geographically distributed team. Implement solutions in one or more areas related to BNG and Subscriber Management Protocols and support software. Work on implementing proof-of-concept prototypes, and then productizing the final solution, unit and feature testing and test automation.. Write detailed Design specs, coding, unit and functional testing and automation in Agile development environment. Working with cross functional teams to implement the solution. Participate in Design reviews, internal and customer POCs and solution implementation. Qualifications: Must have 5+ years of experience in design and development of BNG suite of protocols (IPAM, DHCPv4/v6 Server/Relay/Snooping, PPPoE, H-QoS, Subscriber Management, Dynamic/Static Policies, ACLs, IGMP Multicast, Snooping, BFD, VRRP, LACP, Traffic Management, CALEA Lawful Intercept). Experience in virtualized BNG (vBNG) technology a big plus. Knowledgeable in Routing and Advanced Routing technologies a big plus. Experience with Merchant silicon architecture (Broadcom DNX, XGS) specific to BNG functionality. Experience with Network virtualization technologies including SDN/NFV will be a plus. Very Strong C/C++, Python coding and Debugging skills Development experience in multi-core/multi-threaded environment on Linux. Excellent written and verbal communication skills. BE/BTech/MTech in CS/EE or equivalent. Location: Bangalore

Calix provides the cloud, software platforms, systems and services required for communications service providers to simplify their businesses, excite their subscribers and grow their value. Calix India is undergoing significant growth in our Bangalore headquarters, and we are looking for a Financial Controller to build a best-in-class Finance Department as well as help manage our current Calix India Finance employees that support Calix worldwide. This role will collaborate with the Calix Corporate Finance team to provide reliable information to Calix teams to support decision-making, ensure compliance with accounting standards and will optimize financial processes. This is a fantastic opportunity to join a rapidly scaling enterprise with significant opportunities for personal growth. The ideal candidate will have outstanding communication skills, proven experience in a similar role, strong business acumen, and an innate drive to deliver results. He/she will be a self-starter, comfortable with ambiguity and will enjoy working in a fast-paced dynamic environment. Responsibilities: Building a local organization to do the following: Financial Reporting: Preparation of both US GAAP and India GAAP monthly financial statements, monthly financial packages and related reconciliations and analysis. Payroll: Ensure all employee wages, deductions, tax withholdings and Provident Fund calculations are properly calculated. Ensure all TDS returns are properly filed. Tax Planning and Compliance: Strategize to minimize tax liabilities and ensure all tax obligations and regulations are followed. This includes GST (indirect tax), corporate taxes (direct tax) and collaboration on transfer pricing studies. Internal Controls: Implement and maintain systems and procedures to prevent errors, fraud and theft. Ensure controls are in place for accurate financial reporting. Work with multiple cross functional teams like IT, Facilities, Engineering and Operations to ensure we have appropriate tracking of fixed assets as well as processes in place to ensure we are compliant with India s rules and regulations. Budgeting and Financial Analysis: Partner with the Corporate FP&A team to assist in developing and tracking the company s budget along with analyzing financial data to identify trends, opportunities and risks. Finance Management: Lead our local Finance team members that currently support Calix worldwide as well as potentially adding local resources for additional worldwide support. Optimize Processes: Establish best in class processes that enable us to reduce inefficiencies, reduce costs and improve overall performance. This would include looking at how artificial intelligence can assist in our process optimization. Desired Qualifications: 10 + years experience in a Financial Controller role with experience in Accounting, Internal Controls, Tax and Financial Planning. Proven leadership and managerial skills with the ability to build, develop and effectively lead a team. Excellent communication and interpersonal skills with the ability to positively interact with stakeholders at all organizational levels. Strong technical accounting skills and knowledge of accounting principles, standards and regulations. Outstanding analytical, decision-making and problem-solving abilities. Experience in managing shared service functions such as accounts payable and accounts receivable. Taxation experience (TDS, GST and income tax) Experience with Oracle Cloud Financials Highly skilled in Microsoft Suite of products (Excel, PowerPoint, Word) Education & Professional Requirements: Bachelor of Commerce or Postgraduate degree in accounting. Chartered Accountant

Calix provides the cloud, software platforms, systems, and services required for communications service providers to simplify their businesses, excite their subscribers, and grow their value. We are looking for an experienced Principal Software Engineer to design, develop, and optimize embedded networking solutions with a strong focus on prplOS , RDK-B , and OpenWRT . The ideal candidate will have expertise in C, C++, Python, Yocto, Linux, WiFi, IoT protocols, and Embedded AI/ML , along with experience integrating prplOS-based networking solutions. Key Responsibilities: Provide technical leadership in the design and architecture of prplOS and RDK-B based solutions. Design, develop, and maintain prplOS and prplMesh integration for various CPE targets. Drive best practices in modular architecture, performance optimization, and security within the team and organization. Develop, debug, and optimize embedded Linux-based firmware. Develop and enhance features for broadband gateways, and WiFi management. Optimize and integrate prplOS (OpenWRT and/or RDK-B) and Yocto based build environments. Design and implement robust WiFi networking and communication protocols (NATS, MQTT, TR-069, TR-369, etc.). Develop embedded AI/ML solutions for network performance optimization, such as predictive congestion management and adaptive QoS. Collaborate with software partners, hardware vendors, and cross-functional teams to deliver cohesive hardware and software solutions. Communicate technical concepts and project progress to leadership and non-technical stakeholders. Oversee the end-to-end lifecycle of prplOS-related projects, from initial concept to deployment and maintenance. Utilize project management tools and methodologies to track progress, manage risks, and ensure timely delivery of high-quality solutions. Required Qualifications: Bachelor’s or Master’s degree in Embedded Systems, Computer Engineering, or a related field. 10 to 12+ years of experience in embedded software development. Proficiency in C, C++, and Python for embedded systems development. Strong experience with broadband gateways, Mesh WiFi, and networking hardware. Deep knowledge of prplOS, prplMesh, RDK-B, OpenWRT, and Yocto build systems. Experience with Qualcomm, Broadcom, or MediaTek WiFi chipset SDKs. Strong understanding of Linux kernel, drivers, and networking stacks. Expertise in WiFi networking, TCP/IP, DNS, DHCP, VLANs, and security protocols. Hands-on experience with communication protocols (NATS, TR-069, TR-369, MQTT, etc.). Familiarity with containerization technologies (Docker, LXC, crun). Excellent problem-solving and debugging skills using tools like gdb, Wireshark, and Valgrind. Adequate knowledge of schematics and data sheets for components. Preferred Qualifications Understanding of communication protocols such as I2C, SPI, USB, and UART. Experience with edge computing and AI-driven networking optimizations. Knowledge of IoT protocols (Matter, MQTT, CoAP, etc.). Understanding of ARM, MIPS architectures, and real-time processing constraints. Experience with security hardening, secure boot, and Trusted Platform Modules (TPM). Familiarity with Agile development and DevOps/CI-CD practices. Participation in industry forums such as prplFoundation, OpenWiFi, etc. Show more Show less

Calix provides the cloud, software platforms, systems and services required for communications service providers to simplify their businesses, excite their subscribers and grow their value. The candidate will be assisting with improving the Calix inhouse test harness (CAF ), making improvements to the Velocity reservation system performing data analysis of lab equipment utilization. Required Skills: Working towards a BS or MS in Computer Science. Familiarity with Python3 and Robot framework. Understands basic computer programing concepts, data structures and object-oriented programming. Familiarity with Linux and Windows OS. Good oral and written communication skills. Ability to work in a team setting. Additional Skills: Familiarity with source control applications such as GIT. Familiar with databases such as SQLite, MySQL, and PostgreSQL databases. Familiar with unit testing principles. Working knowledge of Networks. Foundation in data analysis or machine learning.

Calix is leading a service provider transformation to deliver a differentiated subscriber experience around the Smart Home and Business, while monetizing their network using Role based Cloud Services, Telemetry, Analytics, Automation, and the deployment of Software Driven Adaptive networks. As part of a high performing global engineering team, the right candidate will play a critical role in expanding the Calix Cloud Infrastructure capabilities and be part of a team that leads the effort defining and architecting a world class in-home eco-system. Calix Cloud empowers service providers with solutions for Insights and real time data to support delivery of the best customer experiences, improve operational efficiency and drive market penetration. Responsibilities: Design, develop and maintain backend infrastructure, workflows, and services for collection, processing, analysis, correlation, and monitoring in Calix Cloud. Develop solutions to support onboarding, partner integrations, managing, collecting, and analyzing data from large scale deployment of home networks and access network systems and make them available as insights for various BSP user roles. Work closely with Cloud product owners to understand, analyze product requirements, provide feedback, and deliver a complete solution. Technical leadership of software design in meeting requirements of service stability, reliability, scalability, and security. Participate and drive technical discussions within engineering group in all phases of the SDLC: review requirements, produce design documents, participate in peer reviews, produce test plans, support QA team, provide internal training and support TAC team. Support test strategy and automation in both end-to-end solution and functional testing. Customer facing engineering role in debugging and resolving field issues. Qualifications: 5+ years of highly technical, hands-on software engineering experience delivering quality software releases. Independent, self-driven, and a teamplayer. Strong, creative problem-solving skills with the ability to abstract and share details to create meaningful articulation. Ability to drive technical discussions across cross-functional teams. Strong implementation background in distributed design, data consumption patterns, and pipelines and experience in designing real-time streaming and event-based data solutions. Proficient in design and implementation of microservices-based, API/Endpoint architectures. Strong background in designing and developing event-based / pub-sub workflows and data ingestion solutions. Proficiency and hands on experience with Kafka at scale (or similar) desired. Solid experience with load balancers, WebSocket, MQTT and similar technologies at different layers for efficient data abstraction and transfer for large scale data connections / large flow of data. Good understanding of implementation and deployment of cloud-based solutions (preferably GCP). Strong background in transactional databases and good understanding and experience with no-SQL datastores and working in defining optimal data models. Good understanding of networking concepts. Expert in Go. Proficiency in other languages like Java, Python/JavaScript a plus. Organized and goal-focused, with the ability to deliver in a fast-paced environment. Education: BS degree in Computer Science, engineering, or mathematics or equivalent experience.

Calix is leading a service provider transformation to deliver a differentiated subscriber experience around the Smart Home and Business, while monetizing their network using Role based Cloud Services, Telemetry, Analytics, Automation, and the deployment of Software Driven Adaptive networks. As part of a high performing global engineering team, the right candidate will play a critical role in expanding the Calix Cloud Infrastructure capabilities and be part of a team that leads the effort defining and architecting a world class in-home eco-system. Calix Cloud empowers service providers with solutions for Insights and real time data to support delivery of the best customer experiences, improve operational efficiency and drive market penetration. Responsibilities Design, develop and maintain backend infrastructure, workflows, and services for collection, processing, analysis, correlation, and monitoring in Calix Cloud Develop solutions to support onboarding, partner integrations, managing, collecting, and analyzing data from large scale deployment of home networks and access network systems and make them available as insights for various BSP user roles. Work closely with Cloud product owners to understand, analyze product requirements, provide feedback, and deliver a complete solution. Technical leadership of software design in meeting requirements of service stability, reliability, scalability, and security Participate and drive technical discussions within engineering group in all phases of the SDLC: review requirements, produce design documents, participate in peer reviews, produce test plans, support QA team, provide internal training and support TAC team. Support test strategy and automation in both end-to-end solution and functional testing. Customer facing engineering role in debugging and resolving field issues. Qualifications: 10+ years of highly technical, hands-on software engineering experience delivering quality software releases. Independent and Self driven and works in a Team. Strong, creative problem-solving skills and ability to abstract and share details to create meaningful articulation. Ability to drive technical discussions across x-functional teams. Strong Implementation background in distributed design, data consumption patterns, and pipelines and experience in designing real-time streaming and event-based data solutions Proficient in design and implementation of microservices-based, API/Endpoint architectures Strong background in designing and developing event-based / pub-sub workflows & data ingestion solutions. Proficiency and hands on experience with Kafka at scale (or similar) desired. Good Experience with load balancers, WebSocket, MQTT and similar technologies at different layers for efficient data abstraction and transfer for large scale data connections / large flow of data Good understanding of implementation and deployment of Cloud based solutions (preferably GCP) Strong background in transactional databases and good understanding and experience with no-SQL datastores and working in defining optimal data models. Good understanding of Networking concepts. Expert in Go. Proficiency in other languages like Java, Python/JavaScript a plus. Organized and goal-focused, ability to deliver in a fast-paced environment. Education: BS degree in Computer Science, engineering, or mathematics or equivalent experience.

This position is based in Bangalore, India. The Associate Workday Engineer is a hands-on role that provides technical and functional support of Workday architecture, configuration, and implementation, as well as daily Workday maintenance. This position is ideal for someone eager to build their career in HRIS and develop their problem-solving skills in a supportive team environment. Successful candidates are adaptable, technically inclined, and thrive in a fast-paced setting. Responsibilities and Duties: Configure Workday business processes and support configuration, integrations, and troubleshooting while maintaining strict standards for data integrity and confidentiality. Review business procedures/workflows to ensure system features are fully utilized and identify improvements. Audit Workday system outputs for accuracy and support cross-departmental processes through effective communication. Support the configuration and generation of reports for HR or management personnel and assist with ad-hoc reporting while ensuring data integrity. Provide pre- and post-launch end-user support, change management, issue resolution, testing, and training. Document technology specifications and maintain accurate change management documentation for compliance practices. Respond to and provide second-level support for regional employee inquiries regarding the Workday system. Assist in conducting local Workday user training across all organizations for Workday modules (HCM, Benefits, Recruiting, Advanced Compensation). Support the review and recommendation of enhancements for Workdays bi-annual feature releases and assist with the implementation of approved new features and functions. Qualifications: Bachelors degree or equivalent experience in Human Resources, Computer Science, Information Technology, or related field. 2-4 years of recent experience with the Workday product suite is required Demonstrated functional Workday experience with HCM, Recruiting, Benefits, Talent, and Compensation Workday applications. Self-motivated, proactive, and capable of working on own initiative with limited supervision Ability to manage multiple, high priority tasks and adjust to shifting priorities, while meeting deadlines. Business mindset with deep knowledge of HR functional processes. Details oriented, goal driven, self-motivated, organized, multi-tasker, committed to excellence Able to converse effectively in English.

Calix is hiring Security Researcher to join their Threat Intelligence team in Bangalore. The successful candidates will lead efforts in identifying, analyzing, and mitigating network threats. Develop and implement advanced threat detection and prevention strategies. Additionally, they will enhance threat detection capabilities through various research activities. Key Responsibilities: Write, test, and optimize IPS signatures using the companys proprietary signature language and detection engine to identify network-based intrusions and malicious activities. Learn and master the proprietary signature syntax, functions, and capabilities to develop effective detection rules across various protocols and attack vectors. Analyze network traffic patterns and packet captures to create custom signatures tailored to the proprietary IPS platforms unique detection capabilities. Collaborate with engineering teams to understand platform-specific limitations and optimize signature performance within the proprietary engine environment. Support and contribute to internal automation processes designed to streamline threat detection activities and signature deployment workflows. Work closely with senior researchers and team leads to learn advanced detection methodologies and complex signature development techniques. Capture, analyze, and process indicators of compromise from diverse third-party threat intelligence sources and internal security tools. Monitor security advisories and vulnerability disclosures to identify new detection opportunities within the proprietary platform framework. Document research findings and contribute to knowledge sharing initiatives that benefit the broader security research team. Gain hands-on experience with complex detection capabilities by shadowing senior team members during high-priority investigations and research projects. Develop expertise in the proprietary platform through guided learning sessions and practical application under senior supervision. Qualifications: Bachelors/Masters degree in Computer Science, Electrical Engineering, Cyber Security or a related field. 1-3 years of experience in cybersecurity, network security, or threat detection roles. Understanding of core network concepts including TCP/IP, protocols, routing, and traffic analysis. Familiarity with network security tools, IDS/IPS, and malware prevention/monitoring solutions. Working experience on signature writing and threat detection technologies. Working Knowledge of both Windows and Linux based operating systems. Basic scripting capabilities in Python or similar languages for automation and data processing tasks. Must thrive within a team environment as well as on an individual basis. Natural curiosity and willingness to learn in a fast-paced, ever-changing threat landscape. A passion for cybersecurity, continuous improvement, and staying current on threat trend.

Your Mission as SRE Manager As an SRE manager, you are responsible for the availability and reliability of Calix’s cloud. At Calix, Site Reliability Engineering combines software and systems engineering to build and run large-scale, distributed, fault-tolerant systems. You would be responsible for leading a team of Site Reliability Engineers, overseeing the reliability, scalability, and maintainability of Calix's critical infrastructure, including building and maintaining automation tools, managing on-call rotations, collaborating with development teams, and ensuring systems meet service level objectives (SLOs), all while prioritizing continuous improvement and a strong focus on infrastructure health and stability within the Calix platform, leveraging tools like Terraform, observability frameworks from the Grafana Labs ecosystem, and Google Cloud Platform. Key Responsibilities SRE Leadership: Manage and mentor a team of SREs, managing weekly sprints, providing technical guidance, fostering a collaborative environment to achieve team goals, and focusing on building a culture of high performance. Collaborate with your peers in Platform Engineering and Application Development to ensure the reliability of what gets deployed to production. This is a hands-on roll that requires coding, code reviews, and strong technical guidance. Monitoring and Alerting: Utilize monitoring systems to proactively identify potential issues and act on them immediately before they become disruptive. Eliminate red blindness and ensure high fidelity, actionable alerts by adhering to best practices for alert implementations and thresholds. Continually optimize for better observability and actionable alerting. Reliability Engineering: Build a culture of reliability by collaborating with Platform Engineering and Application Development teams at design time on through to implementation and test. Enforce reliability and resilience by ensuring systems are built to be HA through proper design, code reviews, and rigorous testing of modes of failure. Performance and Scalability Optimization: Identify bottlenecks using profilers and distributed tracing frameworks. Implement performance improvements across Calix's infrastructure. Work cross-functionally with development teams to guide them toward better performance, scalability, and cost efficiency. Capacity Planning: Proactively monitor system performance and capacity, identifying potential bottlenecks and scaling systems as needed. At Calix, we are constantly growing, making sure that we are scaling appropriately is an area of constant focus. Automation Development: Drive the development and implementation of automation tools to streamline operations, including deployment pipelines, monitoring, and self-healing mechanisms. Incident Management: Participate in an on-call incident manager rotation. Lead incident response, drive root cause analysis, hold blameless post-mortem reviews, and work cross-functionally to implement corrective and preventative actions. Ensure that incidents never repeat. Implement and Enforce SLI’s/SLO’s: Ensure that all service endpoints and critical user journeys are monitored, visualized, have alerts, and have associated SLO’s. Work closely with development teams, product owners, and other stakeholders to ensure alignment and enforcement of SLO’s and error budgets. On-Call Management: Establish and manage on-call rotations for the SRE team, ensuring timely response and resolution to system alerts and incidents. You will blend skills and experience levels to ensure a well-rounded team of responders capable of handling a diverse range of production issues. Clearly define the duties of on-call staff. This includes outlining their responsibilities for monitoring alerts, maintaining playbooks, eliminating toil, handover protocols, troubleshooting incidents, escalating issues, and collaborating with other teams. Qualifications: Strong experience as an SRE manager with a proven track record of managing large-scale, highly available systems. Expertise in cloud computing platforms (preferably Google Cloud Platform). Knowledge of core operating system principles, networking fundamentals, and systems management. Programming skills in languages like Python and Go. Proven experience building and leading SRE teams, including hiring, coaching, and performance management. Deep understanding and expertise in building and maintaining scalable open-source monitoring tools and backend storage. Experience with incident management processes and best practices. Excellent communication and collaboration skills to work with cross-functional teams. Knowledge of SRE principles, including error budgets, fault analysis, and reliability engineering concepts. Education: B.S. or M.S. in Computer Science or equivalent field. About Us PLEASE NOTE: All emails from Calix will come from a '@calix.com' email address. Please verify and confirm any communication from Calix prior to disclosing any personal or financial information. If you receive a communication that you think may not be from Calix, please report it to us at talentandculture@calix.com . Calix delivers a broadband platform and managed services that enable our customers to improve life one community at a time. We’re at the forefront of a once in a generational change in the broadband industry. Join us as we innovate, help our customers reach their potential, and connect underserved communities with unrivaled digital experiences. This is the Calix mission - to enable CSPs of all sizes to Simplify. Innovate. Grow. If you are a person with a disability needing assistance with the application process please: Email us at calix.interview@calix.com ; or Call us at +1 (408) 514-3000. Calix is a Drug Free Workplace.