Kernel jobs

Linux Kernel Developer Linux Kernel Developer

Kernel Engineer Bengaluru, Karnataka, India Cerebras Systems builds the world's largest AI chip, 56 times larger than GPUs. Our novel wafer-scale architecture provides the AI compute power of dozens of GPUs on a single chip, with the programming simplicity of a single device. This approach allows Cerebras to deliver industry-leading training and inference speeds and empowers machine learning users to effortlessly run large-scale ML applications, without the hassle of managing hundreds of GPUs or TPUs. Cerebras' current customers include top model labs, global enterprises, and cutting-edge AI-native startups. OpenAI recently announced a multi-year partnership with Cerebras , to deploy 750 megawatts of scale, transforming key workloads with ultra high-speed inference. Thanks to the groundbreaking wafer-scale architecture, Cerebras Inference offers the fastest Generative AI inference solution in the world, over 10 times faster than GPU-based hyperscale cloud inference services. This order of magnitude increase in speed is transforming the user experience of AI applications, unlocking real-time iteration and increasing intelligence via additional agentic computation. About The Role As a Kernel Engineer on our team, you will develop high-performance software solutions at the intersection of hardware and software, developing high-performance software for cutting-edge AI and HPC workloads. Your focus will be on implementing, optimizing, and scaling deep learning operations to fully leverage our custom, massively parallel processor architecture. You will be part of a world-class team responsible for the design, performance tuning, and validation of foundational ML and HPC kernels. This includes building a library of parallel and distributed algorithms that maximize

Linux Kernel Engineer Seattle, United States of America At Apple, we craft experiences that have transformed entire industries. The diversity of our people and ideas fuels innovation in everything we do. Imagine what you could build here. Join our Linux Kernel Engineering team and play a central role in the reliability, performance, and evolution of Apple's platforms. As a Linux Kernel Engineer, you will own the kernel lifecycle end to end, from CI infrastructure and automated validation to driver enablement, debugging, and production-quality releases. You will partner closely with platform, infrastructure, and SRE teams to ensure every kernel we ship is stable, observable, and ready for real world workloads at scale. In this role, you will design, build, and operate CI and validation pipelines that compile, test, and release Linux kernels across multiple hardware platforms and Linux distributions. You will lead triage of kernel regressions, investigate crashes and performance issues, drive fixes to resolution, and qualify new hardware at the kernel layer. You will collaborate with engineers across Apple to port, maintain, and upstream device drivers, shepherd kernel changes into production, and continuously raise the bar on kernel quality, automation, and release discipline. Your work will have direct impact on the stability, performance, and debuggability of systems that power critical Apple services. If you enjoy deep kernel debugging, building robust CI systems, and owning kernel releases from development through production, we would like to hear from you. Minimum Qualifications: Bachelor of Computer Science or equivalent skills and work experience. At

Software Engineer, Kernel Performance & AI Tooling San Francisco, California, United States About the Team OpenAI's Hardware organization develops silicon and system-level solutions designed for the unique demands of advanced AI workloads. The team is responsible for building the next generation of AI-native silicon while working closely with software and research partners to co-design hardware tightly integrated with AI models. In addition to delivering production-grade silicon for OpenAI's supercomputing infrastructure, the team also creates custom design tools and methodologies that accelerate innovation and enable hardware optimized specifically for AI. About the Role We are looking for a systems-minded engineer to help advance our kernel development, performance engineering, and hardware-software co-design capabilities, with a particular focus on AI-assisted workflows and tooling. This person will work at the intersection of kernel optimization, developer tooling, observability, and research infrastructure, helping us improve both how production kernels are built and optimized, and how future hardware-software systems are designed and evaluated. The role is ideal for someone who is excited by low-level performance work, but also sees AI and automation as powerful tools for accelerating engineering velocity. You will help define the future of kernel engineering in the era of AI-assisted development. In this role, you may: - Build developer tooling and workflows that make kernel development and performance optimization faster, more scalable, and easier to debug, integrate, and deploy. - Develop observability, diagnostics, and validation infrastructure that makes AI-assisted optimization systems more interpretable, reliable, and effective. - Optimize production kernels end to end by

Staff Kernel Optimzation Engineer Remote, California, United States Cerebras Systems builds the world's largest AI chip, 56 times larger than GPUs. Our novel wafer-scale architecture provides the AI compute power of dozens of GPUs on a single chip, with the programming simplicity of a single device. This approach allows Cerebras to deliver industry-leading training and inference speeds and empowers machine learning users to effortlessly run large-scale ML applications, without the hassle of managing hundreds of GPUs or TPUs. Cerebras' current customers include top model labs, global enterprises, and cutting-edge AI-native startups. OpenAI recently announced a multi-year partnership with Cerebras , to deploy 750 megawatts of scale, transforming key workloads with ultra high-speed inference. Thanks to the groundbreaking wafer-scale architecture, Cerebras Inference offers the fastest Generative AI inference solution in the world, over 10 times faster than GPU-based hyperscale cloud inference services. This order of magnitude increase in speed is transforming the user experience of AI applications, unlocking real-time iteration and increasing intelligence via additional agentic computation. About The Role As a Kernel Engineer on our team, you will develop high-performance software solutions at the intersection of hardware and software, developing high-performance software for cutting-edge AI and HPC workloads. Your focus will be on implementing, optimizing, and scaling deep learning operations to fully leverage our custom, massively parallel processor architecture. You will be part of a world-class team responsible for the design, performance tuning, and validation of foundational ML and HPC kernels. This includes building a library of parallel and distributed

Software Development Engineer in Test - Kernel Quality Engineering, Core OS Cupertino, United States of America The Darwin Kernel organization plays a vital role in Apple's success. We are responsible for the XNU kernel running at the heart of the operating systems deployed across all iPhone, iPad, Mac, Watch, Apple TV, and Vision devices. As a member of Darwin Kernel, you'll have the opportunity to qualify innovative kernel technologies that run on billions of devices worldwide. You'll be given the ownership and agency to influence the future direction of our products. As a member of the Darwin Kernel Quality Engineering team, you will have the unique opportunity to help validate kernel features that support our silicon and product roadmap. This includes kernel areas such as memory management, concurrency, scheduling, power transitions, kernel/user boundaries, CPU tracing, and more. You will also have the opportunity to develop the validation infrastructure that supports qualification. Join the Darwin Kernel Quality Engineering team and help shape the future of our iconic devices! We are seeking a Software Development Engineer in Test (SDET) to help drive quality across core kernel and hardware technologies within the Darwin Kernel organization. In this role, you will partner closely with cross-functional teams across Apple to proactively define test strategy, develop robust automation, execute validation plans, and deliver clear, trustworthy quality signals for complex, low-level systems. The Darwin Kernel QE team owns the quality of features and projects delivered by the broader Darwin Kernel engineering organization. As an SDET, you will

Systems Engineer, Kernel Livingston, NJ / New York, NY / Sunnyvale, CA / Bellevue, WA CoreWeave is The Essential Cloud for AI™. Built for pioneers by pioneers, CoreWeave delivers a platform of technology, tools, and teams that enables innovators to build and scale AI with confidence. Trusted by leading AI labs, startups, and global enterprises, CoreWeave combines superior infrastructure performance with deep technical expertise to accelerate breakthroughs and turn compute into capability. Founded in 2017, CoreWeave became a publicly traded company (Nasdaq: CRWV) in March 2025. Learn more at www.coreweave.com . What You'll Do: CoreWeave is seeking a highly skilled and motivated Systems Kernel Engineer to join our HAVOCK Team, reporting into the Manager of Systems Engineering. In this role, you will be a key contributor to the stability, performance, and evolution of CoreWeave's Linux based infrastructure. As a kernel generalist, you will be responsible for debugging kernel-level issues, analyzing and fixing crashes, panics, dumps, and upstreaming fixes and features that improves the performance and reliability of our stack. This position is ideal for someone who thrives in low-level systems engineering, and understands how modern workloads stress kernels, and is excited to work across a diverse hardware/software ecosystem including CPUs, GPUs, DPUs, networking, and storage. Kernel H ardware - A cceleration - V irtualization - O perating Systems - C ontainerization - K ubelet Our Team's Stack: - Python, Go, bash/sh, C - Prometheus, Victoria Metrics, Grafana - Linux Kernel (custom build), Ubuntu - Intel/AMD/ARM CPUs, Nvidia GPUs, DPUs, Infiniband

Linux Kernel Software Engineer Santa Clara, CA, United States Company Description: Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments. What sets us apart is our relentless pursuit of innovation. We leverage the latest advancements in cloud computing, artificial intelligence, and software-defined networking to provide our clients with a competitive edge in an increasingly interconnected world. Our solutions are designed to not only meet the current demands of the digital landscape but to also anticipate and adapt to future challenges. At Arista we value the diversity of thought and perspectives that each employee brings to the table. We believe that fostering an inclusive environment, where individuals from various backgrounds and experiences feel welcome, is essential for driving creativity and innovation. Our commitment to excellence has earned us several prestigious awards, such as Best Engineering Team, Best Company for Diversity, Compensation, and Work-Life Balance. At Arista, we take pride in our track record of success and strive to maintain the highest standards of quality and performance in everything we do. Job Description: Who You'll Work With Arista's Linux Kernel team is responsible for developing and maintaining the Linux kernel in EOS. This includes keeping pace with the latest developments in the upstream Linux Kernel community, and integrating new versions of the upstream kernel as they become available. This work also involves designing and implementing new Linux kernel features, and working with the upstream kernel development community to get these changes incorporated into

Staff Software Engineer - Kernels Santa Clara, Santa Clara, Ca, Ca, United States At d-Matrix , we are focused on unleashing the potential of generative AI to power the transformation of technology. We are at the forefront of software and hardware innovation, pushing the boundaries of what is possible. Our culture is one of respect and collaboration. We value humility and believe in direct communication. Our team is inclusive , and our differing perspectives allow for better solutions. We are seeking individuals passionate about tackling challenges and are driven by execution. Ready to come find your playground? Together , we can help shape the endless possibilities of AI. Location: Hybrid, working onsite at our Santa Clara, Ca headquarters 3+ days per week. The Role: Staff Software Engineer - Kernels What you will do: The role requires you to be part of the team that helps productize the SW stack for our AI compute engine. As part of the software team, you will be responsible for the development, enhancement, and maintenance of software kernels for next-generation AI hardware. You possess experience building software kernels for HW architectures. You possess a very strong understanding of various hardware architectures and how to map algorithms to the architecture. You understand how to map computational graphs generated by AI frameworks to the underlying architecture. You have had past experience working across all aspects of the full-stack toolchain and understand the nuances of what it takes to optimize and trade off various aspects of hardware-software co-design.

Principal Software Engineer - Kernels Santa Clara, Santa Clara, Ca, Ca, United States At d-Matrix , we are focused on unleashing the potential of generative AI to power the transformation of technology. We are at the forefront of software and hardware innovation, pushing the boundaries of what is possible. Our culture is one of respect and collaboration. We value humility and believe in direct communication. Our team is inclusive , and our differing perspectives allow for better solutions. We are seeking individuals passionate about tackling challenges and are driven by execution. Ready to come find your playground? Together , we can help shape the endless possibilities of AI. Location: Hybrid, working onsite at our Santa Clara, CA, headquarters 3-5 days per week. The Role: Principal Software Engineer - Kernels What you will do: The role requires you to be part of the team that helps productize the SW stack for our AI compute engine. As part of the software team, you will be responsible for the development, enhancement, and maintenance of software kernels for next-generation AI hardware. You possess experience building software kernels for HW architectures. You possess a very strong understanding of various hardware architectures and how to map algorithms to the architecture. You understand how to map computational graphs generated by AI frameworks to the underlying architecture. You have had past experience working across all aspects of the full-stack toolchain and understand the nuances of what it takes to optimize and trade off various aspects of hardware-software co-design.

Linux Kernel Developer - MTS3 Linux Kernel Developer - MTS3

Principal Software Developer - 4 (Linux Kernel Engineer) Santa Clara, CA, United States, US The Oracle Cloud Linux team is seeking experienced Linux Kernel Developers to help advance the Linux operating system for large-scale cloud environments. This role involves contributing to Linux kernel and working on innovative projects across multiple kernel subsystems, including networking, storage, security, performance optimization, virtual memory management, architecture enablement, and live patching technologies. Key Responsibilities · Design, develop, and optimize kernel features across areas such as: o Networking (Ethernet, InfiniBand, OFED, RoCE, DPDK, and related technologies) o Storage and Filesystems (iSCSI, Fibre Channel, NFS, ZFS, Btrfs, block layer, and filesystem layer) o Virtual Memory Management and Performance Optimization, including large page management and container workload performance o Security technologies such as encryption, TPM integration, signed kernels/modules, Secure Boot, and bootloader security · Contribute to the upstream Linux kernel and drive enhancements for cloud-scale deployments. · Collaborate closely with hardware design teams on processor bring-up and architecture enablement initiatives. Required Qualifications · Strong background in operating systems development. · Several years of hands-on Unix/Linux kernel development experience preferred. · Proficiency in C programming and kernel-level debugging. · Expertise in one or more Linux kernel subsystems, including networking, storage, memory management, security, or processor architecture. · Experience with open-source development practices and upstream kernel contributions is highly desirable. · Familiarity with Python and Bash scripting for development and automation tasks. Preferred Experience · High-performance networking technologies such as RoCE, advanced Ethernet networking. · Filesystem and storage technologies including

Senior Principal Software Engineer - 5 (Linux Kernel Engineer) Santa Clara, CA, United States, US The Oracle Cloud Linux team is seeking experienced Linux Kernel Developers to help advance the Linux operating system for large-scale cloud environments. This role involves contributing to Linux kernel and working on innovative projects across multiple kernel subsystems, including networking, storage, security, performance optimization, virtual memory management, architecture enablement, and live patching technologies. Key Responsibilities · Design, develop, and optimize kernel features across areas such as: o Networking (Ethernet, InfiniBand, OFED, RoCE, DPDK, and related technologies) o Storage and Filesystems (iSCSI, Fibre Channel, NFS, ZFS, Btrfs, block layer, and filesystem layer) o Virtual Memory Management and Performance Optimization, including large page management and container workload performance o Security technologies such as encryption, TPM integration, signed kernels/modules, Secure Boot, and bootloader security · Contribute to the upstream Linux kernel and drive enhancements for cloud-scale deployments. · Collaborate closely with hardware design teams on processor bring-up and architecture enablement initiatives. Required Qualifications · Strong background in operating systems development. · Several years of hands-on Unix/Linux kernel development experience preferred. · Proficiency in C programming and kernel-level debugging. · Expertise in one or more Linux kernel subsystems, including networking, storage, memory management, security, or processor architecture. · Experience with open-source development practices and upstream kernel contributions is highly desirable. · Familiarity with Python and Bash scripting for development and automation tasks. Preferred Experience · High-performance networking technologies such as RoCE, advanced Ethernet networking. · Filesystem and storage technologies

Senior Principal Software Engineer - 5 (Linux Kernel Engineer) Santa Clara, CA, United States The Oracle Cloud Linux team is seeking experienced Linux Kernel Developers to help advance the Linux operating system for large-scale cloud environments. This role involves contributing to Linux kernel and working on innovative projects across multiple kernel subsystems, including networking, storage, security, performance optimization, virtual memory management, architecture enablement, and live patching technologies.

Principal Software Developer - 4 (Linux Kernel Engineer) Santa Clara, CA, United States The Oracle Cloud Linux team is seeking experienced Linux Kernel Developers to help advance the Linux operating system for large-scale cloud environments. This role involves contributing to Linux kernel and working on innovative projects across multiple kernel subsystems, including networking, storage, security, performance optimization, virtual memory management, architecture enablement, and live patching technologies.

Senior Member of Technical Staff - Linux Kernel CAN Kanata (2), ON - WR posted: Posted 2 Days Ago

Senior Engineering Manager, Kernel and Virt Seattle Senior Engineering Manager, Kernel and Virt

Kernel Engineer — Scientific Computing (SPU) Redwood City | OnSite Vorticity is building the world's first Scientific Processing Unit (SPU https://pyrite9.com), a new class of silicon purpose-built to accelerate scientific computing beyond the limits of GPUs. We are designing tightly coupled software-hardware systems around applied mathematics workloads to deliver order-of-magnitude performance gains. Unlocking its full potential requires early, deep engagement from applied mathematics-driven software engineers who can translate real-world scientific workloads into executable models, kernels, libraries, and applications that inform both architecture and tooling decisions. As a Kernel Engineer, you will work at the intersection of applied mathematics, scientific computing, parallel programming, and low-level performance engineering. You will help shape how numerical kernels are implemented, optimized, and eventually mapped onto the SPU. Your work may include building early numerical kernels and libraries, developing prototype applications, and writing Python-based workload models and simulators, all to support and inform the evolving hardware and compiler stack. This requires both strong applied math fundamentals and deep low-level implementation ability. You should be comfortable moving from mathematical formulations to efficient kernels, reasoning about accuracy, stability, data movement, memory hierarchy, parallel execution, and compiler behavior along the way. This position is ideal for someone who combines strong scientific computing instincts with the low-level habits of a performance engineer. RESPONSIBILITIES - Prototyping and implementing core kernels and low-level numerical primitives for the SPU. - Translating mathematical formulations into executable, performance-relevant kernel implementations. - Analyzing and optimizing me

Software Engineer, Linux Kernel Vancouver, BC, Canada Company Description: Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments. What sets us apart is our relentless pursuit of innovation. We leverage the latest advancements in cloud computing, artificial intelligence, and software-defined networking to provide our clients with a competitive edge in an increasingly interconnected world. Our solutions are designed to not only meet the current demands of the digital landscape but to also anticipate and adapt to future challenges. At Arista we value the diversity of thought and perspectives that each employee brings to the table. We believe that fostering an inclusive environment, where individuals from various backgrounds and experiences feel welcome, is essential for driving creativity and innovation. Our commitment to excellence has earned us several prestigious awards, such as Best Engineering Team, Best Company for Diversity, Compensation, and Work-Life Balance. At Arista, we take pride in our track record of success and strive to maintain the highest standards of quality and performance in everything we do. Job Description: Who You'll Work With Arista's Linux Kernel team is responsible for developing and maintaining the Linux kernel in EOS. This includes keeping pace with the latest developments in the upstream Linux Kernel community, and integrating new versions of the upstream kernel as they become available. This work also involves designing and implementing new Linux kernel features, and working with the upstream kernel development community to get these changes incorporated into the mainline

Senior Engineer II, GPU Kernel and Performance San Francisco Senior Engineer II, GPU Kernel and Performance

Software Engineer, Staff - SIMD Kernels Santa Clara, Santa Clara, Ca, Ca, United States At d-Matrix , we are focused on unleashing the potential of generative AI to power the transformation of technology. We are at the forefront of software and hardware innovation, pushing the boundaries of what is possible. Our culture is one of respect and collaboration. We value humility and believe in direct communication. Our team is inclusive , and our differing perspectives allow for better solutions. We are seeking individuals passionate about tackling challenges and are driven by execution. Ready to come find your playground? Together , we can help shape the endless possibilities of AI. Location: Santa Clara, CA headquarter or any of our regional offices. Remote possible. The Role: Software Engineer, Staff - SIMD Kernels What you will do: As a member of the SIMD Kernels team, you will help productize the software stack for our AI compute engine. You will develop, enhance, and maintain software kernels for ML operators-such as softmax, layer norm, and activation functions-for next‑generation AI hardware. You will also build solutions that make our SDK intuitive for developers to use and analyze performance. You have experience building software kernels for modern hardware architectures and understand how to map algorithms and AI‑framework computational graphs onto those architectures. You're comfortable working across the full toolchain and navigating hardware-software co‑design trade‑offs. You can deliver and scale high‑quality software quickly in a fast‑moving development environment. What you will bring: Minimum: - MS or PhD in

Linux Kernel Engineer US, Oregon, Hillsboro posted: Posted 30+ Days Ago

Member Technical Staff - Linux kernel ROU Galati, Romania - WR posted: Posted 30+ Days Ago

Senior Software Engineer - Linux Kernel - C++ Remote | Athens, , Greece Company Description: Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments. What sets us apart is our relentless pursuit of innovation. We leverage the latest advancements in cloud computing, artificial intelligence, and software-defined networking to provide our clients with a competitive edge in an increasingly interconnected world. Our solutions are designed to not only meet the current demands of the digital landscape but to also anticipate and adapt to future challenges. At Arista we value the diversity of thought and perspectives that each employee brings to the table. We believe that fostering an inclusive environment, where individuals from various backgrounds and experiences feel welcome, is essential for driving creativity and innovation. Our commitment to excellence has earned us several prestigious awards, such as Best Engineering Team, Best Company for Diversity, Compensation, and Work-Life Balance. At Arista, we take pride in our track record of success and strive to maintain the highest standards of quality and performance in everything we do. Job Description: Who You'll Work With Arista's Linux Kernel team is responsible for developing and maintaining the Linux kernel in EOS. This includes keeping pace with the latest developments in the upstream Linux Kernel community, and integrating new versions of the upstream kernel as they become available. This work also involves designing and implementing new Linux kernel features, and working with the upstream kernel development community to get