
Senior Software Engineer – CXI Drivers, Kernel Networking
Hewlett Packard Enterprise
full-time
Posted on:
Location Type: Hybrid
Location: Bangalore • India
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Job Level
Tech Stack
About the role
- Develop, and maintain Linux kernel drivers for the CXI interconnect, including: CXI Core Driver (shared hardware abstraction and resource management)
- CXI User Driver (user-space access, queue management, protection domains)
- CXI Ethernet Driver (IP, RXE, sockets integration)
- Lead 800G CXI driver development: resource partitioning
- Interaction with IOMMU, PCIe, and virtualization stacks
- Own kernel interfaces used by: Lustre/LNet (kCXI, kfabric provider)
- Verbs / RXE paths
- User-space libraries (libcxi, libfabric providers)
- Drive performance, scalability, and reliability improvements: Low-latency paths, queueing models, retry/timeout handling
- Error reporting, recovery, and fault isolation
Requirements
- 10+ years of systems software experience with deep expertise in Linux kernel development
- Strong experience with: PCIe, DMA, interrupts, memory management
- Linux networking stack (netdev, IP, sockets, RDMA/RXE)
- Hands-on experience with Switch or NIC Software Stacks, especially in the low-level kernel and user space
- Proven ability to debug complex kernel + hardware interactions
- Excellent C programming and kernel debugging skills
- Preferred Qualifications Experience with HPC or AI networking (RDMA, libfabric, MPI, storage fabrics)
- Familiarity with Lustre/LNet or high-performance storage stacks
- Experience working with custom NICs or ASIC-based interconnects
- Additional Skills: Cloud Architectures, Cross Domain Knowledge, Design Thinking, Development Fundamentals, DevOps, Distributed Computing, Microservices Fluency, Full Stack Development, Security-First Mindset, Solutions Design, Testing & Automation, User Experience (UX)
Benefits
- Health & Wellbeing We strive to provide our team members and their loved ones with a comprehensive suite of benefits that supports their physical, financial and emotional wellbeing.
- Personal & Professional Development We also invest in your career because the better you are, the better we all are. We have specific programs catered to helping you reach any career goals you have — whether you want to become a knowledge expert in your field or apply your skills to another division.
- Unconditional Inclusion We are unconditionally inclusive in the way we work and celebrate individual uniqueness. We know varied backgrounds are valued and succeed here. We have the flexibility to manage our work and personal needs. We make bold moves, together, and are a force for good.
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
Linux kernel developmentC programmingkernel debuggingPCIeDMAinterruptsmemory managementLinux networking stackRDMAlibfabric
Soft Skills
debuggingproblem-solvingleadershipdesign thinkingcross domain knowledgesolutions designuser experience (UX)testing & automationdevelopment fundamentalssecurity-first mindset