Senior Staff Software Engineer, SDN Architecture
CrusoeAI Infrastructure company
San Francisco, United States$250,000 - $300,000 + BonusLead
Valor Equity Partners
Founders Fund
Bain Capital Ventures
Fidelity Investments
G2 Venture Partners
Mubadala Capital
Software Engineering
About the role
TL;DR
Design and build high-performance SDN architecture for AI workloads.
- •As a Senior Staff Software Engineer for SDN Architecture, you will be a driving technical force behind the software-defined networking stack that powers Crusoe's AI-first cloud.
- •You will design and build high-performance networking solutions optimized for AI and HPC workloads, working deeply across the Linux kernel, packet processing pipelines, and network virtualization.
- •Key Responsibilities Contribute to and help refine the technical direction for Software-Defined Networking.
- •Participate in and help lead architecture reviews, author design documents for major SDN components.
- •Build and optimize Linux kernel modules and high-performance drivers using technologies such as XDP, eBPF, AF_XDP, and DPDK.
- •Help design and implement network architectures for GPU-to-GPU fabrics, high-speed Ethernet, and specialized AI clusters.
- •Troubleshoot complex production issues and perform deep performance tuning.
- •Requirements 8+ years of experience building and operating large-scale networking systems in production.
- •Strong SDN and NFV experience coupled with solid systems programming skills in C, C++, Go or Rust.
- •Strong working knowledge of Linux kernel architecture, memory management, the network stack, and device driver development.
- •Hands-on experience with kernel bypass and high-speed packet processing, including XDP, eBPF, AF_XDP, or DPDK.
- •A Bachelor's degree in Computer Science, Computer Engineering, or a related analytical field (or equivalent professional experience).
Required skills
LinuxCC++GoRust
Domain expertise
aideveloper-tools
Benefits & perks
Competitive compensation and equity packages, Restricted Stock Units, Paid time off, paid holidays & leave of absence programs, Comprehensive health, dental & vision insurance, Employer contributions to HSA account, Paid parental leave, Paid life insurance, short-term and long-term disability, Professional development & tuition reimbursement, Mental health & wellness support, Commuter benefits (parking & transit), Cell phone stipend, 401(k) Retirement plan with company match up to 4% of salary, Volunteer time off, Global travel insurance & emergency assistance, Daily meals allowance, Additional perks & programs specific to location
Tech stack
LinuxCC++GoRust