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AI Systems Engineer, Codex Agents

OpenAI — Agentic AI · Artificial Intelligence (AI) · Enterprise Software

San Francisco Mid $230K – $385K • Offers Equity Posted May 15, 2026
PythonRustREST/APIsBackendAI/LLMML
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About the role

AI Systems Engineer - Codex Core Agents About The Team The Codex Core Agents team builds the agent harness that turns model capability into real-world action. We own the systems around the model: prompting and interpreting model outputs,…

What the index says about this role

  • First seen by JobLarper — Aug 2, 2026, 76 days ago. Older postings collect hundreds of applicants — a tailored résumé matters more the longer a role has been live.
  • What DevOps & Site Reliability Engineer roles ask for — across 1,492 indexed openings: Cloud (48%), Python (39%), REST/APIs (33%), Go (29%), React Native (24%). This posting names Python, REST/APIs, Backend, AI/LLM, ML.
  • OpenAI is hiring actively — 463 open roles indexed, 81 first appeared in the last 30 days.

Derived from the 28,483 roles JobLarper indexes daily from official company boards — not from the job description above.

⚡ JobLarper watched this role appear on OpenAI's official board on May 15, 2026. Sign up free to get alerted minutes after roles like this go live, and tailor your real résumé to the exact description — nothing invented.

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