Staff Network Engineer

Role overview Provide senior technical leadership for high-speed data center networks that support large AI and machine learning clusters. This hands-on role spans network architecture, deployment, performance tuning, operational reliability, and automation, while setting technical direction across teams and helping other engineers tackle complex network problems.

Responsibilities - Design, deploy, and optimize RoCEv2 data center fabrics for clusters ranging from thousands to more than 100,000 GPUs. - Set network architecture direction across teams and translate scaling needs into executable plans. - Tune RDMA congestion controls, including PFC, ECN, and DCQCN, using production telemetry. - Standardize automation, validation, and observability to prevent configuration errors and reduce manual work. - Troubleshoot critical production network failures and serve as a senior escalation point. - Mentor engineers in network design and advanced troubleshooting.

Requirements - Bachelor’s degree in a relevant technical field or equivalent practical experience. - Extensive production experience deploying and operating RDMA and RoCEv2 networks for AI or HPC workloads. - Advanced knowledge of switching hardware, network operating systems, and high-speed Ethernet fabrics. - Hands-on experience tuning congestion management with PFC, ECN, and DCQCN. - Experience with high-speed optics and cabling, including 400G or 800G links and structured deployments. - Automation experience with Python, Ansible, Terraform, Git, and production observability tools. - Ability to solve novel technical problems independently and turn broad architecture goals into plans.

Benefits and work setup Stock options; employer-paid medical, dental, and vision coverage; health savings account contributions; disability and life insurance options; flexible spending account; 401(k); employee assistance program; flexible paid time off, holidays, and parental leave. The listing also mentions in-office perks.