Clockwork Systems
Senior HPC Developer - RDMA Networking
$150K–$230K
On Site, Palo Alto, California · Senior · Full-time · Posted Oct 6, 2026
- Experience
- 5+ years in systems, networking, storage, HPC, or other performance-critical software development.
About the job
Designs, builds, and optimizes RDMA networking and storage systems for high-performance AI and HPC infrastructure.
What you'll do
- Develop and tune RDMA networking and storage data paths, including RoCE and NVMe-over-Fabrics.
- Debug performance and reliability across applications, Linux, drivers, NICs, DPUs, switches, and storage.
- Build performance tooling and instrumentation, and own components from design through deployment.
What they ask for
- 5+ years of experience in systems, networking, storage, HPC, or other performance-critical software development.
- Strong proficiency in low-level C/C++.
- Strong understanding of RDMA networking, including RoCE and RDMA Verbs.
- Experience debugging low-level Linux networking, storage, or driver behavior and optimizing latency- and throughput-sensitive systems.
Nice to have
- Experience with DPUs, SmartNICs, programmable network hardware, P4, or switch SDKs.
- Experience with NVMe, SPDK, DPDK, congestion control, or NVIDIA/Mellanox ConnectX NICs.
Pay
$150,000–$230,000 USD base salary
Tools
C/C++, RoCE, RDMA Verbs, NVMe-over-Fabrics, Linux, NVIDIA BlueField, P4, SPDK
AI focus
Builds and optimizes high-performance networking and storage infrastructure for AI workloads and GPU clusters.
Model-written summary · the original posting is authoritative