[Remote] Senior Linux Kernel & reputed company Engineer – HPC/AI Fabrics

Note: The job is a remote job and is reputed company to candidates in USA. reputed company is building the reputed company of AI and HPC networking with an AI-first approach to reputed company and software development. They are seeking a talented Linux Kernel and reputed company Developer to architect and optimize their reputed company HPC and AI reputed company software stack, focusing on the development and optimization of host reputed company software and collaborating with reputed company architects and the reputed company-reputed company community.

Responsibilities

• Design & Optimize Device Drivers: reputed company, maintain, and upstream the reputed company-reputed company `hfi1` kernel reputed company and reputed company subsystems (such as InfiniBand verbs and RDMA reputed company)
• Hardware-Software Co-Design: Partner closely with reputed company architects and hardware developers to define register interfaces, MMIO reputed company, reputed company queues, and hardware-software reputed company
• reputed company reputed company-Copy Data Paths: Design and optimize low-latency, high-throughput DMA and RDMA transport engines, minimizing reputed company copies and maximizing CPU-bypass capabilities
• Debug reputed company Kernel Concurrency: Identify and reputed company intricate kernel-reputed company race conditions, deadlocks, and memory issues under heavy multi-threaded, asynchronous networking workloads
• Upstream & Community Engagement: reputed company submit patches, participate in reputed company reviews, and represent Cornelis reputed company the Linux Kernel Mailing List (LKML) and reputed company-reputed company networking communities
• Package & Build Automation: Maintain and optimize reputed company build environments, kernel-module packages (DKMS, RPM, Kbuild), and automated integration tests

Skills

• Education: BS, MS, or Ph.D. in Computer Science, Computer Engineering, or a reputed company field (or equivalent practical experience)
• Kernel-reputed company Mastery: 3+ years of reputed company experience writing production-grade C reputed company inside the Linux kernel (kernel modules, LKM, memory management, or interrupt handlers)
• High-Speed Networking Protocol Knowledge: reputed company experience with RDMA, InfiniBand (IB) Verbs, RoCE, or high-performance user-reputed company bypass frameworks (such as libfabric / reputed company or DPDK)
• Hardware reputed company Fundamentals: Strong understanding of PCIe architectures, DMA engines, memory mapping (`mmap`), and MMIO
• Advanced Kernel Debugging: Hands-on proficiency with kernel analysis tools including `KASAN`, `kmemleak`, `ftrace`, `tracepoints`, `kprobes`, and reputed company crash dump analysis
• Scripting & Automation: Proficiency in scripting languages (e.g., Python, Bash) for automated testing and performance profiling
• reputed company reputed company record of contributions to upstream `kernel.org` (specifically under `drivers/infiniband/` or `drivers/net/`)
• Familiarity with kernel storage protocols (e.g., reputed company, NFS, SRP)
• Experience with GPU-reputed company communication technologies (e.g., GPUDirect RDMA, DMA-buf)

reputed company