3 Kernel Internals Jobs

In an increasingly connected world, the pandemic has highlighted just how essential telecom networks are to keeping society running. The Network Infrastructure group is at the heart of a revolution to connectivity, pushing the boundaries to deliver more and faster network capacity to people worldwide through our ambition, innovation, and technical expertise. Join Optical Networks division, where innovation meets scale in the AI-driven data center era. With the recent acquisition of Infinera, we've united two industry leaders to create an optical networking powerhouse combining cutting-edge technology with proven leadership to redefine the future of connectivity. Infinera is now part of the Nokia Corporation and its subsidiaries. When you apply, the information you share will be handled with care and used only for recruitment purposes within the group. The incumbent will work in feature development of the GX platform which is part of the optical division of Nokia. The incumbent will also contribute to improving product performance and support the integration of various optical technologies. **How You Will Contribute And What You Will Learn:** - Use expertise in C/C++, L2/L3 protocols, and debugging tools to develop and debug complex features. - Plan technical requirements, manage SW/HW build releases, and support product updates, gaining experience in release management. - Assist in designing, developing, and testing hardware/software solutions tailored to customer needs, broadening skills in system design. - Deepen understanding kernel internals, general networking and socket programming QoS, network architecture, with a focus on IPV4/IPV6 and L2/L3 routing. - Collaborate with various vendors to integrate SoC architecture, learning to troubleshoot and enhance third-party solutions. - Gain exposure to Optical technologies, expanding skillset and adding value to knowledge of networking and telecom systems. **Key Skills And Experience:** - BE/Btech or ME/Mtech. 6+ years of relevant experience. - Expertise in kernel internals, general networking, and socket programming. - Should have worked previously in IP networking or telecom field. - A thorough knowledge of networking concepts in L2/L3 protocols. VLAN /OSPP /GRE/RSTP/ TCP/IP. - Must have experience on BCM-SDK and BCM-XGS chip. - Strong C/C++, system understanding, and debugging skills are required. - Candidate must possess good oral and written communication skills, be highly self-motivated and collaborate as and when required. **It would be nice if you also had:** - Experience in chassis-based router/switches will be a plus. - Understanding of different SoC architectures (32-bit, 64-bit) and toolchains. - Should be capable of working on multiple issues by prioritizing activities daily to achieve various milestones. - Familiarity with Docker, JIRA, bit-bucket, confluence will be advantageous. **About Us:** Come create the technology that helps the world act together. Nokia is committed to innovation and technology leadership across mobile, fixed, and cloud networks. Your career here will have a positive impact on people's lives and will help us build the capabilities needed for a more productive, sustainable, and inclusive world. We challenge ourselves to create an inclusive way of working where we are open to new ideas, empowered to take risks and fearless to bring our authentic selves to work. **What we offer:** Nokia offers continuous learning opportunities, well-being programs to support you mentally and physically, opportunities to join and get supported by employee resource groups, mentoring programs, and highly diverse teams with an inclusive culture where people thrive and are empowered. Nokia is committed to inclusion and is an equal opportunity employer. Nokia has received the following recognitions for its commitment to inclusion & equality: - One of the World's Most Ethical Companies by Ethisphere. - Gender-Equality Index by Bloomberg. - Workplace Pride Global Benchmark. We are committed to a culture of inclusion built upon our core value of respect. Join us and be part of a company where you will feel included and empowered to succeed.,

The Red Hat Experience Engineering (XE) Sustaining Engineering team is seeking a Software Engineer to lead a new team dedicated to enhancing the long-term product experience for Red Hat Enterprise Linux (RHEL) customers. You will collaborate closely with Product Engineering to deliver extended product maintenance work, addressing defects, bugs, and CVEs in any extended life streams of RHEL. Your focus will extend beyond the normal 6-month maintenance phase of RHEL minor releases as you actively lead EUS, TUS, E4S, AMC, and ELS lifestreams. Responsibilities include overseeing all aspects of RHEL maintenance, co-leading the patch review process, developing and executing backports and test plans, and creating automation tools to enhance the efficiency, flexibility, and quality of patch delivery to customers. To excel in this role, you must possess a creative mindset, adaptability to rapid changes, a willingness to learn, and a drive to innovate for process and quality improvements. **Key Responsibilities:** - Contribute to the vision and innovation of new RHEL product maintenance offerings to establish Red Hat as a global leader in long-term product experience - Lead daily activities of product maintenance engineering teams, serving as a regional and global expert on pressing RHEL product issues - Resolve critical issues affecting long-term regional or global business success of RHEL - Manage the complete RHEL solutions portfolio and ensure timely delivery of RHEL updates to maintenance streams - Collaborate with developer and QE counterparts, product and project managers, and release engineering teams globally to meet schedule requirements and quality standards - Identify root causes of failures and backport CVE and bug fixes to stable release streams - Develop, maintain, and monitor tests, and integrate automated tests into a continuous integration workflow - Provide onboarding and training for new team members and mentor junior team members **Requirements:** - Strong debugging, troubleshooting, and analytical skills - 2+ years of software engineering and/or quality engineering experience - Bachelor's degree in computer science or a related field, or equivalent professional experience - Advanced C coding skills - Proficiency in handling Git revisions and conflicts - Knowledge of backporting patches, including merges, cherry picks, dependency resolution, etc. - Understanding of kernel and userspace low-level internals - Experience with building and debugging C language code - Familiarity with low-level debugging tools like GDB and strace - Knowledge of automated testing environments like Jenkins, GitLab CI, GitHub Actions - Strong interpersonal, problem-solving, critical thinking, and communication skills **Preferred Qualifications:** - Open Source contributions or interaction with the open source community - Understanding of kernel subsystems such as networking, device drivers, etc. - Experience with advanced debugging tools like perf, eBPF, system tap, and ftrace - Proficiency in unit and integration testing on any language or framework - Experience debugging test failures and filing issues - Scripting skills in Python and/or Bash - Knowledge of container-driven solutions - Collaborative problem-solving experience ##About Red Hat: Red Hat is a global leader in enterprise open source software solutions, leveraging a community-powered approach to deliver high-performing Linux, cloud, container, and Kubernetes technologies. Our diverse workforce operates across 40+ countries, with flexibility in work environments ranging from in-office to fully remote. At Red Hat, all associates are encouraged to contribute their best ideas, regardless of title or tenure. The company's open and inclusive environment fosters creativity, passion, and impactful problem-solving. ##Inclusion at Red Hat: Red Hat's culture is grounded in the open source principles of transparency, collaboration, and inclusion, where diverse perspectives drive innovation and excellence. The company values equal opportunity, accessibility, and the celebration of all voices within its global community. Applicants from all backgrounds and experiences are welcomed and encouraged to apply. ##Equal Opportunity Policy (EEO): Red Hat supports individuals with disabilities and offers reasonable accommodations to job applicants. For assistance with the online job application, please contact application-assistance@redhat.com. Note that general inquiries about job application status will not receive a response.,

You will be part of NVIDIA's GPU Fabric Networking team as a Senior Software Engineer, contributing to the development of high-performance communication software for deep learning and HPC applications. Your responsibilities will include designing, developing, and maintaining system-level software to enable GPU-to-GPU communication. Collaborating with both hardware and software teams, you will work on creating next-generation networking solutions and contribute to the scalable and reliable GPU fabric architecture for large compute clusters. It will be essential to align the software development process with customer requirements and practical deployment environments. To qualify for this role, you should possess a degree in Computer Science, Electrical Engineering, or a related field, or equivalent practical experience. Additionally, you should have at least 5 years of professional software development experience. Proficiency in C/C++, along with strong debugging and system-level problem-solving skills, is required. Experience in developing software that interacts with hardware and device drivers, a solid grasp of system architecture, operating systems, and kernel internals, as well as a background in multi-threaded and distributed systems development are essential. Familiarity with Linux development is necessary, and knowledge of Windows is a plus. Moreover, a strong understanding of networking fundamentals and high-performance interconnects such as InfiniBand and Ethernet is expected. Experience with OS virtualization technologies like KVM, QEMU, or Hyper-V is beneficial. You should be comfortable working in a distributed team across various time zones. To excel in this role, you could distinguish yourself by having experience with the CUDA programming model and NVIDIA GPU architecture, understanding memory consistency and coherence models, and exposure to static/dynamic code analysis, fuzz testing, or fault injection techniques. Overall, this opportunity at NVIDIA offers you a chance to work on cutting-edge technologies in AI, high-performance computing, and visualization, contributing to advancements in various fields from scientific research to autonomous vehicles.,