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Research Engineer/Research Scientist, RL/Reasoning

OpenAI

San Francisco, California, United StatesFull Time$295k–$445k
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Research Engineer/Research Scientist, RL/Reasoning at OpenAI is a full time role based in San Francisco, California, United States. The listing states pay of $295k–$445k. It was published on 14 May 2025 and was open at last check.

Research Engineer/Research Scientist, RL/Reasoning at OpenAI — key details
RoleResearch Engineer/Research Scientist, RL/Reasoning
CompanyOpenAI
LocationSan Francisco, California, United States
Employment typeFull Time
Pay (as listed)$295k–$445k
Published14 May 2025
StatusOpen at last check

About the Team

The RL and Reasoning team drives the core reasoning paradigm and has created groundbreaking innovations such as o1 and o3. They focus on pushing the boundaries of reinforcement learning research, building next-generation generative models, and deploying them at scale.

About the Role

As a Research Engineer/Research Scientist at OpenAI, you will advance the frontier of AI alignment and capabilities through cutting-edge RL methods. Your work will sit at the heart of training intelligent, aligned, and general-purpose agents, including the systems that power various models.

We’re looking for people who have a background in reinforcement learning research, are able to iterate quickly, and are proficient at coding.

This role is based in San Francisco, CA. We use a hybrid work model of 3 days in the office per week and offer relocation assistance to new employees.

You might thrive in this role if: 

  • You love being on the cutting edge of RL and language model research.
  • You’re a self-starter who takes initiative and ownership of ideas, driving them to completion.
  • You value principled approaches, simple experiments in tightly-controlled settings, and reaching trustworthy conclusions which stand the test of time.
  • You thrive in a fast-paced, dynamic, and technically complex environment where rapid iteration is key.
  • You’re comfortable diving into a large ML codebase to debug and improve it.
  • You have a deep understanding of machine learning and machine learning applications.

About OpenAI

OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity. We push the boundaries of the capabilities of AI systems and seek to safely deploy them to the world through our products. AI is an extremely powerful tool that must be created with safety and human needs at its core, and to achieve our mission, we must encompass and value the many different perspectives, voices, and experiences that form the full spectrum of humanity.

We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic.

For additional information, please see OpenAI’s Affirmative Action and Equal Employment Opportunity Policy Statement.

Background checks for applicants will be administered in accordance with applicable law, and qualified applicants with arrest or conviction records will be considered for employment consistent with those laws, including the San Francisco Fair Chance Ordinance, the Los Angeles County Fair Chance Ordinance for Employers, and the California Fair Chance Act, for US-based candidates. For unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. In addition, job duties require access to secure and protected information technology systems and related data security obligations.

To notify OpenAI that you believe this job posting is non-compliant, please submit a report through this form. No response will be provided to inquiries unrelated to job posting compliance.

We are committed to providing reasonable accommodations to applicants with disabilities, and requests can be made via this link.

OpenAI Global Applicant Privacy Policy

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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Research Engineer/Research Scientist, RL/Reasoning at OpenAI — questions answered

What does the Research Engineer/Research Scientist, RL/Reasoning role at OpenAI pay?

The Research Engineer/Research Scientist, RL/Reasoning at OpenAI listing states pay of $295k–$445k for the San Francisco, California, United States position. That figure is taken directly from the employer's own posting as published, not estimated or averaged from other roles.

Where is the Research Engineer/Research Scientist, RL/Reasoning role at OpenAI based?

OpenAI lists this Research Engineer/Research Scientist, RL/Reasoning role in San Francisco, California, United States, advertised as full time work at that location. Larger employers sometimes cover several sites under one city name, so confirm the exact office with OpenAI before you apply.

Is the Research Engineer/Research Scientist, RL/Reasoning role at OpenAI still open?

The Research Engineer/Research Scientist, RL/Reasoning posting at OpenAI was open at OnJob's last check of the employer's careers page, having been published on 14 May 2025. OnJob re-checks source listings on each build and marks a role closed once it disappears, but listings can close without notice, so the employer's own page is the final word.

How do you apply for the Research Engineer/Research Scientist, RL/Reasoning role at OpenAI?

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