AI Systems Engineer, Codex Agents

AI Systems Engineer for Codex Core Agents, building agent harness that turns model capability into real-world action, designing agent capabilities, running experiments, and turning messy failures into durable improvements.

Requirements

• Built or operated production systems in distributed systems, infrastructure, developer tooling, sandboxing, virtualization, cloud platforms, or ML systems
• Hands-on experience with LLM applications, coding agents, evals, model deployment, inference, compiler/runtime performance, or developer platforms
• Can debug from evidence and move quickly from ambiguous production failures to practical, durable fixes

Benefits

• Competitive salary
• Equity
• Generous paid time off
• 401(k) matching
• Retirement plan
• Generous parental leave