Research Engineer jobs — live openings & advertised pay

Scientific Research

OpenAI

US$295,000 – US$555,000 / yr

San FranciscoFull-time

Reinforcement Learning

Posted 1 Dec 2025

Scientific Research

OpenAI

US$295,000 – US$445,000 / yr

San FranciscoFull-time

agentic modelslarge language models (LLMs)Machine Learning

Posted 5 Aug 2025

Scientific Research

OpenAI

US$205,000 – US$380,000 / yr

San FranciscoFull-time

Machine Learning EnvironmentsModel EvaluationReinforcement Learning

Posted 13 Apr 2025

Scientific Research

Anthropic

£260,000 – £370,000 / yr

London

AI ControlAlignment Stress-testing

Python Kubernetes

Posted 31 Mar 2025