Senior Linux Kernel Engineer

Job Summary

Seeking a full-time remote Senior Linux Kernel Engineer, the successful candidate will design, optimize, and maintain the open-source hfi1 kernel driver and high-performance user-space Omni-Path Express (OPX) libfabric provider, collaborating with hardware engineers and the open-source community to achieve low-latency, high-throughput solutions for HPC and AI applications.

Key Responsibilities:

• Design & Optimize Device Drivers: Develop and maintain the open-source hfi1 kernel driver and related subsystems
• Hardware-Software Co-Design: Collaborate with silicon architects to define interfaces and hardware-software contracts
• Develop Zero-Copy Data Paths: Create low-latency DMA and RDMA transport engines to enhance performance

Required Qualifications:

• Education: BS, MS, or Ph.D. in Computer Science, Computer Engineering, or a related field
• Kernel-Space Mastery: 3+ years of experience writing production-grade C code in the Linux kernel
• High-Speed Networking Protocol Knowledge: Experience with RDMA, InfiniBand Verbs, or high-performance user-space frameworks
• Hardware Interface Fundamentals: Strong understanding of PCIe architectures and DMA engines
• Advanced Kernel Debugging: Proficiency with kernel analysis tools and debugging techniques