Job Description

About the Team

The Personality & Model Behavior team conducts research on how to shape personalities and guide the behavior of models. We think about topics such as emotional intelligence, reasoning, and how models interact thoughtfully with users. We integrate those research into the final products of OpenAI that are used by hundreds of millions of users. 

About the Role

We’re looking for people who are experts in the fields such as reinforcement learning, machine learning, natural language processing, etc. Join us if you are passionate about tackling cutting-edge, open-ended research challenges and transforming your findings into real-world products.

In this role, you will:

• Conduct research around personality and model behavior, leveraging and developing tools such as synthetic data, reinforcement learning, reasoning to shape the personality and model behavior, including models such as o3, o4-mini, 4o, etc.

• Build evaluations and pipelines to facilitate the development and research.

• Innovate new post-training methods.

• Integrate your research into the final product of OpenAI.

You might thrive in this role if you:

• Have a deep understanding of machine learning and its applications.

• Have prior knowledge in training and optimizing models and building evaluations.

• Are willing to dive into large ML codebases to debug issues.

• Thrive in dynamic and technically complex environments.

• Have a track record of delivering innovative, out-of-the-box solutions to address real-world constraints.

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 .

Qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable law, including the San Francisco Fair Chance Ordinance, the Los Angeles County Fair Chance Ordinance for Employers, and the California Fair Chance Act. 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 .

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.

Compensation

$295K – $530K + Offers Equity

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