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AI Infrastructure Engineer, pAGI

OpenAI· Research
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Hybrid (San Francisco)Full-timePosted 1mo ago

About the role

Role to build and operate infrastructure for large-scale AI training and evaluation, focusing on distributed systems, performance optimization, and close collaboration with researchers to scale pAGI infrastructure.

Responsibilities

  • Build and operate infrastructure for large-scale training and evaluation, improving reliability, throughput, and resource efficiency.
  • Develop shared inference and grading platforms with automated capacity management, health monitoring, and visibility into performance.
  • Improve compute scheduling and resource allocation to reduce idle GPU time and help workloads recover quickly from failures.
  • Diagnose bottlenecks across training, inference, and orchestration, and work across teams to improve end-to-end performance.
  • Build self-service tools, automated validation, and observability that help researchers launch experiments, diagnose issues, and compare results with less manual intervention.

Qualifications

  • Strong software engineering fundamentals and experience building or operating large-scale distributed systems.
  • Experience in ML infrastructure, inference systems, GPU performance, or infrastructure tooling.
  • Highly self-motivated and comfortable taking ownership of open-ended problems.
  • Enjoy debugging across system boundaries and using measurements to guide improvements in performance and reliability.

Benefits

  • 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 additional paid coordinated office closures, plus paid sick or safe time
  • Mental health and wellness support
  • Employer-paid basic life and disability coverage
  • Annual learning and development stipend
  • Daily meals in offices, and meal delivery credits
  • Relocation support for eligible employees
  • Additional taxable fringe benefits (e.g., charitable donation matching and wellness stipends)
Last updated Sep 17, 2026. Interested? Apply on the company site.

About OpenAI

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