C
$250,000 – $300,000
Listed on Crusoe’s own careers site. You apply with them directly — we never stand between you and the employer.
What this role is
Crusoe seeks a Senior Staff Software Engineer to architect and build the software-defined networking stack powering their AI-first cloud infrastructure, optimizing for extreme throughput and low latency on GPU clusters. This role suits a deep systems engineer with Linux kernel expertise and high-performance networking experience who can influence technical direction while mentoring a growing team.
Our summary, not Crusoe’s wording. The full posting is on their site.
Skills this role names
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What they ask for
Required
- 8+ years building and operating large-scale networking systems in production
- Strong SDN and NFV experience with systems programming in C, C++, Go, or Rust
- Strong Linux kernel architecture and network stack knowledge
- Hands-on experience with kernel bypass and high-speed packet processing (XDP, eBPF, AF_XDP, or DPDK)
- Familiarity with SmartNICs and accelerators (NVIDIA ConnectX-6/7, BlueField-3, or Intel IPUs)
- Experience with network virtualization and data center fabrics (Spine-Leaf, BGP, EVPN, VXLAN) and tools like OVS or OVN
- Knowledge of SR-IOV and vDPA with ability to debug across control and data planes
- Bachelor's degree in Computer Science, Computer Engineering, or related field (or equivalent professional experience)
Nice to have
- Open-source contributions to OVS, OVN, Cilium, or Multus
- Hands-on experience deploying and operating physical network devices
- Experience with network automation or complex orchestration tooling
- Experience building networking stacks for multi-node GPU training at scale