Network Engineer
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Job Description
Network Engineer designing and validating InfiniBand, Ethernet, storage, and front-end networks. Supporting Andromeda’s platform for buying, selling, and operating compute.
Responsibilities:
- Design and bring up networks in large-scale GPU clusters, including compute fabric, storage network, front-end, and out-of-band management
- Collaborate with the Cluster Architect on network design
- Work with deployment engineers on site through validation
- Report to the Head of Infrastructure
- Design InfiniBand NDR/XDR and Spectrum-X Ethernet fabrics, including rail-optimized topologies and NVLink domain integration
- Design and capacity-plan storage, tenant access, internet, and cloud interconnect networks
- Create cabling plans, optics BOMs, and labeling standards
- Perform fabric bring-up, NCCL and fabric performance testing, and acceptance sign-off
- Troubleshoot fabric issues during deployment and Day 2 operations
- Develop configuration templates and tooling for known-good build baselines
Requirements:
- Hands-on design and bring-up of InfiniBand or RoCE fabrics for clusters of 1,000+ GPUs
- Experience with NVIDIA UFM and switch operating systems such as Cumulus or SONiC
- Practical knowledge of optics, transceivers, and high-density cabling
- Python and Ansible or similar for configuration and validation
- Travel up to 25%
Benefits:
- Comprehensive benefits for you and your dependents, including healthcare, dental, and vision coverage
- 401(k)
- Unlimited PTO
- Equal opportunity and inclusive work environment
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