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OpenAI

Researcher, Agentic Post-Training

OpenAI

Published 07 May 2026
San Francisco, CA, USA
$295K - $445K
Full Time

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Role Highlights

Languages used

GO

Key skills

AI
Data Infrastructure
Integrations
Information Technology
Data Security
post-training
API
Research
Reinforcement Learning
Machine Learning
LLMs
RLHF
Browser
Deployment

Tools, Libraries and Frameworks

LOOP
OpenAI

Description

The Post-Training Frontiers team manages the pipeline for post-training agentic models used in products such as Codex and ChatGPT. This role involves developing horizontal improvements to models and overseeing the final training process.

Required Qualifications and Skills

The role requires strong machine learning fundamentals and hands-on experience with LLMs, RL, RLHF, post-training, evals, or model training. Candidates must be highly independent engineers capable of managing ambiguous projects end-to-end within complex systems. The position demands a pragmatic approach to technical decision-making and the ability to work across research, infrastructure, data, and product boundaries. No specific degree or professional qualifications are mentioned as requirements for this role.

Disclaimer

Disclaimer: Job and company description information and some of the data fields may have been generated via GPT-4 summarisation and could contain inaccuracies. The full external job listing link should always be relied on for authoritative information.

About the company

OpenAI

Size

1136

Founded

HQ

San Francisco, US

Public/Private

Partnership

Description

OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity. AI is an extremely powerful tool that must be created with safety and human needs at its core. OpenAI is dedicated to putting that alignment of interests first — ahead of profit. To achieve our mission, we must encompass and value the many different perspectives, voices, and experiences that form the full spectrum of humanity. Our investment in diversity, equity, and inclusion is ongoing, executed through a wide range of initiatives, and championed and supported by leadership. At OpenAI, we believe artificial intelligence has the potential to help people solve immense global challenges, and we want the upside of AI to be widely shared. Join us in shaping the future of technology.

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