Staff Datacenter Networking Engineer: Frontier AI GPU

Prime Intellect; San Francisco (CA); On-site; USD 150,000 - 300,000; Full time

Job summary

Prime Intellect is building the open superintelligence stack and operates a datacenter network backbone for large GPU clusters. The role focuses on designing, deploying, and maintaining scalable network fabrics to support training and inference workloads at frontier scale.

You will work on Ethernet and InfiniBand/RoCE networks, automate provisioning and monitoring, and partner with hardware vendors to ensure reliability and performance of distributed workloads.

Qualifications

• 3+ years of production datacenter networking experience.
• Strong understanding of Ethernet, TCP/IP, routing, switching and redundant network design.

Responsibilities

• Design and deploy scalable datacenter network topologies for GPU training, inference, storage, and management traffic.
• Configure and operate high-performance Ethernet/RoCE and InfiniBand fabrics with clear standards for routing, redundancy, and capacity.
• Automate network provisioning, configuration validation, upgrades, and rollback procedures.
• Diagnose packet loss, congestion, link failures, and performance across hosts and switches.
• Benchmark end-to-end network performance with infra and ML teams; translate workload needs into acceptance criteria.
• Build monitoring for port health, errors, utilization, congestion, and fabric topology; improve incident response.
• Partner with datacenter operators and hardware vendors on cabling, optics, deployment readiness, and failure resolution.

Skills

Datacenter networking

Networking fundamentals

InfiniBand/RoCE

Automation (Python/Ansible)

Tools

InfiniBand

RoCE

NIC drivers

Job description

Prime Intellect is building the open superintelligence stack and operates a datacenter network backbone for large GPU clusters. The role focuses on designing, deploying, and maintaining scalable network fabrics to support training and inference workloads at frontier scale.

You will work on Ethernet and InfiniBand/RoCE networks, automate provisioning and monitoring, and partner with hardware vendors to ensure reliability and performance of distributed workloads.