VAST Data
Network Engineer - AI Infrastructure, RDMA & Storage
United States · On-site · Full-time · Posted Oct 30, 2026
About the job
Designs and validates network architectures, hardware, and configurations for VAST’s AI and storage infrastructure, and investigates complex network performance issues.
What you'll do
- Define reference architectures and standards for L2/L3 fabrics, BGP, EVPN/VXLAN, RoCEv2, and QoS.
- Build and operate labs to qualify switches, network operating systems, and NICs through interoperability and performance testing.
- Diagnose network issues across GPUs, fabric, and storage, and share findings through documentation, automation, and input to R&D.
What they ask for
- Strong data center networking fundamentals at CCNP level or equivalent hands-on experience.
- Solid command of BGP and L3 routing, including eBGP/iBGP, ECMP, route policy, multipath, and BGP-based fabrics.
- Hands-on experience designing and troubleshooting L2 and L3 data center networks; ability to troubleshoot routing, ARP/ND, MTU, congestion, packet loss, and latency.
- Working knowledge of Linux networking and comfort with tcpdump, Wireshark, iperf, and standard diagnostic tools.
Tools
BGP, EVPN/VXLAN, RoCEv2, QoS, Linux, tcpdump, Wireshark, iperf
AI focus
Develops and validates networking for AI infrastructure, including GPU fabrics and storage protocols, and investigates performance at line rate.
Model-written summary · the original posting is authoritative