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Senior Principal Network Engineer

US - Austin💼 Full-time🗓 2026-07-08 → 2026-09-26

Core

Design, deploy, and optimize next-generation AI data center networks for high-bandwidth, low-latency GPU clusters.

Role type

Senior Principal Network Engineer (AI Infrastructure)

Builds

High-performance computing (HPC) network fabrics supporting distributed AI training and inference workloads

Domain

AI compute infrastructure / Hyperscale Data Center Networking

Deliverable

production ML models | infrastructure

Required skills

Data center routing and switching protocols (BGP, OSPF, EVPN-VXLAN), RDMA networking (RoCEv2, InfiniBand), high-speed optics (400G/800G), automation/scripting (Python, Go, Bash), NetDevOps practices, network telemetry analysis, Clos spine-leaf-super-spine architecture design

Preferred skills

Large-scale AI/GPU cluster operations, network telemetry frameworks, vendor roadmap influence

Technologies

Arista EOS, Cisco NX-OS, SONiC, RoCEv2, InfiniBand, PFC, ECN, DCQCN

Responsibilities

Define ultra-high-bandwidth non-blocking AI network fabrics; optimize lossless Ethernet fabrics using congestion control; lead NetDevOps initiatives for automation; design high-resolution telemetry pipelines; model and deploy data center network fabrics; provide technical leadership and mentorship; contribute to long-term networking strategy; research next-generation networking technologies

Seniority

Principal, hands-on IC with strategic roadmap ownership

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