Senior Network Engineer, AI Infra & High-Performance Cloud

Nscale; San Francisco (CA); On-site; USD 150,000 - 210,000; Full time

Benefits offered by this job

Medical insurance

Retirement plan

Flexible PTO

Job summary

Nscale, a GPU cloud engineered for AI, seeks a Senior Network Engineer to own design, automation, and operation of AI-optimised network fabrics for low-latency, high-bandwidth workloads. You will lead end-to-end technical areas, act as a senior escalation point, and raise the bar on automation, documentation, and operations.

You will collaborate with deployment, DC operations, platform engineering, and vendors to deliver new site implementations and mentor engineers across the team, contributing

Responsibilities

• Design, validate, and operate large-scale InfiniBand/RoCE and Ethernet fabric architectures at rack, row, and DC scale.
• Apply deep expertise in high-performance Ethernet fabrics (BGP, EVPN, VxLAN, LACP, QoS).
• Design and engineer perimeter and security infrastructure across WAN and DC edge environments.
• Build and maintain network automation in a GitOps model using Python/Ansible for provisioning and validation.
• Drive operational excellence by resolving escalations and leading root-cause analyses.
• Improve network observability with telemetry, monitoring and alerting.
• Maintain accurate source-of-truth network inventory and configuration data.
• Collaborate with deployment, DC operations, platform engineering, and vendors and mentor engineers.

Job description

Nscale, a GPU cloud engineered for AI, seeks a Senior Network Engineer to own design, automation, and operation of AI-optimised network fabrics for low-latency, high-bandwidth workloads. You will lead end-to-end technical areas, act as a senior escalation point, and raise the bar on automation, documentation, and operations.

You will collaborate with deployment, DC operations, platform engineering, and vendors to deliver new site implementations and mentor engineers across the team, contributing