Senior Network Engineer - InfiniBand / UFM

Lightning AI
San Francisco, California, United States
Full Time
Hybrid
Senior
USD 170,000 – 210,000
Technology Information Technology Telecommunications

Posted 3 days ago

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Excellent 4.7

Job summary

We are seeking an experienced Senior Network Engineer to design, deploy, and operate high-performance NVIDIA InfiniBand fabric networks supporting large-scale GPU clusters for AI training and inference. The role involves configuring, troubleshooting, automating, and maintaining complex data center networking architectures.

Responsibilities

Design, deploy, and operate high-performance NVIDIA InfiniBand fabrics to support large-scale AI training and inference environments. Automate network provisioning and monitor fabric health using UFM and observability platforms to ensure deterministic performance.

Qualifications

Automation (Python, Ansible) Congestion control Firmware management InfiniBand Linux networking NCCL Networking architectures (fat-tree, Dragonfly+, Clos, spine-leaf) RoCEv2 Troubleshooting UFM

Requires 7+ years of data center networking experience with at least 3 years specializing in NVIDIA InfiniBand and UFM Enterprise. Must be proficient in Linux, Python, Ansible, and modern L3 networking protocols like BGP and EVPN.

English

Benefits

  • Medical Insurance
  • Dental Insurance
  • Vision Insurance
  • Retirement Support
  • Pension Contribution
  • Paid Time Off
  • Paid Parental Leave
  • Professional Development Support
  • Wellness Stipend
  • Work-from-home Stipend
  • Equity

Company

Lightning AI

Lightning AI

linkedin
Software Development
Location
San Francisco, California, United States

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Excellent 4.7
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