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OpenAI Logo OpenAI · IT - Software Development

Software Engineer, Frontier Systems

United States, San Francisco 250000.00 - 445000.00 USD / Year · Job Posted February 21, 2026
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Job Description

The Frontier Systems team at OpenAI builds, launches, and supports the largest supercomputers in the world that OpenAI uses for its most cutting edge model training. We take data center designs, turn them into real, working systems and build any software needed for running large-scale frontier model trainings. Our mission is to bring up, stabilize and keep these hyperscale supercomputers reliable and efficient during the training of the frontier models.

Job Responsibility

  • Own and improve the system health checks that keep our hyperscale supercomputers stable during model training
  • Lead deep dives into hardware failures and system-level bugs to understand how things break at scale
  • Build automation that monitors and fixes issues across thousands of machines - so researchers can keep moving without interruption

Requirements

  • 7+ years of industry experience in software engineering
  • Proficiency with Python and shell scripting
  • A high degree of comfort digging into noisy data with SQL, PromQL, and Pandas or any other tool necessary
  • Experience developing reproducible analyses
  • A balance of strengths in building and operationalizing

Nice to have

  • Experience with low level details of hardware components, protocols, and associated Linux tooling (e.g., PCIe, Infiniband, networking, power management, kernel perf tuning)
  • Experience with visualization of large data centers and networks
  • Expertise with network operations and tooling
  • Expertise with power management and stabilization

What we offer

  • Medical, dental, and vision insurance for you and your family, with employer contributions to Health Savings Accounts
  • Pre-tax accounts for Health FSA, Dependent Care FSA, and commuter expenses (parking and transit)
  • 401(k) retirement plan with employer match
  • Paid parental leave (up to 24 weeks for birth parents and 20 weeks for non-birthing parents), plus paid medical and caregiver leave (up to 8 weeks)
  • Paid time off: flexible PTO for exempt employees and up to 15 days annually for non-exempt employees
  • 13+ paid company holidays, and multiple paid coordinated company office closures throughout the year for focus and recharge, plus paid sick or safe time (1 hour per 30 hours worked, or more, as required by applicable state or local law)
  • Mental health and wellness support
  • Employer-paid basic life and disability coverage
  • Annual learning and development stipend to fuel your professional growth
  • Daily meals in our offices, and meal delivery credits as eligible
  • Relocation support for eligible employees
  • Additional taxable fringe benefits, such as charitable donation matching and wellness stipends, may also be provided
  • Offers Equity
  • Performance-related bonus(es) for eligible employees
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