Full-Time

Research Scientist

Mathematical Sciences

Posted on 9/26/2025

OpenAI

OpenAI

5,001-10,000 employees

Develops safe AI models and tools

Compensation Overview

$380k - $445k/yr

+ Base Salary

San Francisco, CA, USA

Hybrid

Three days on-site per week required.

Category
AI & Machine Learning (1)
Required Skills
Data Governance
Reinforcement Learning
Requirements
  • Hold a current or recent academic position in mathematical sciences (mathematics, theoretical physics, theoretical computer science) or a related field
  • Regularly use frontier models in their own research
  • Move easily between theory and code, and are eager to contribute technically as well as academically
  • Either know or are eager to learn modern AI and run AI experiments end-to-end
  • Are strong scientific communicators
  • Care about rigor and reproducibility in scientific results
Responsibilities
  • Assist in designing and building frontier AI models that are great at solving frontier mathematical sciences problems
  • Build high-quality scientific datasets and synthetic data pipelines (symbolic, numeric, and simulator-based)
  • Design reinforcement and grading signals for mathematical sciences and run reinforcement learning/optimization loops to improve model reasoning
  • Define and run evals for scientific reasoning, derivations, simulations, and literature grounding; track progress over time
  • Partner with research labs and the academic community
  • Drive adoption of frontier AI within the scientific community
  • Uphold high standards for safety, data governance, and reproducibility
Desired Qualifications
  • Open-source contributions to mathematical science or AI tooling
  • Experience building or curating domain datasets and benchmarks
  • Experience engaging a research community (teaching, workshops, tutorials, standards)

OpenAI conducts AI research and deployment to build advanced AI models and tools that help people automate tasks, be more creative, and make better decisions. Its products include ChatGPT, a conversational AI that can write, code, tutor, and assist in interactive tasks, and Sora, which can generate videos from text prompts. OpenAI’s models typically run through cloud-based services and subscriptions, with licensing and partnerships for broader use. The company operates a capped-profit model to balance generating revenue with ensuring safety, ethics, and long-term societal benefits. Its approach emphasizes safety, responsible deployment, and collaboration with researchers, governments, and institutions. The goal is to ensure artificial general intelligence, when it arrives, benefits all of humanity and minimizes risks.

Company Size

5,001-10,000

Company Stage

Late Stage VC

Total Funding

$196B

Headquarters

San Francisco, California

Founded

2015

Simplify Jobs

Simplify's Take

What believers are saying

  • $122 billion funding at $852 billion valuation closed March 31, 2026.
  • Nvidia's $30 billion investment funds chips and data centers.
  • $4 billion Deployment Company backed by TPG and Bain Capital.

What critics are saying

  • Ilya Sutskever's Safe Superintelligence Inc competes using OpenAI knowledge.
  • $14 billion 2026 losses and doubled GPT-5.5 pricing drive customer churn.
  • Capped-profit model forces equity dilution in next funding round.

What makes OpenAI unique

  • OpenAI's ChatGPT reached $2 billion monthly revenue by April 2026.
  • Deployment Company acquires Tomoro's 150 engineers for enterprise AI integration.
  • GPT-5.5-Cyber gains EU Commission access ahead of Anthropic's Mythos.

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Benefits

Health insurance

Dental and vision insurance

Flexible spending account for healthcare and dependent care

Mental healthcare service

Fertility treatment coverage

401(k) with generous matching

20-week paid parental leave

Life insurance (complimentary)

AD&D insurance (complimentary)

Short-term/long-term disability insurance (complimentary)

Optional buy-up life insurance

Flexible work hours and unlimited paid time off (we encourage 4+ weeks per year)

Annual learning & development stipend

Regular team happy hours and outings

Daily catered lunch and dinner

Travel to domestic conferences

Growth & Insights and Company News

Headcount

6 month growth

-2%

1 year growth

3%

2 year growth

2%
Daring Fireball
May 8th, 2026
Y Combinator’s Stake in OpenAI

The fact that Paul Graham personally has billions of dollars at stake with OpenAI doesn’t mean that his public opinion on Sam Altman’s trustworthiness and leadership is invalid. But it certainly seems like the sort of thing that ought to be disclosed when quoting Graham as an Altman character reference.

Bloomberg L.P.
Apr 21st, 2026
OpenAI launches ChatGPT Images 2.0 with improved chart and diagram creation

OpenAI is releasing ChatGPT Images 2.0, an updated AI image-generating software designed to create accurate charts and scientific diagrams. The company aims to make its technology more appealing to professionals. Rolling out Tuesday through ChatGPT and Codex AI coding assistant, the new model improves instruction-following and detail incorporation when generating images. It can produce visuals across multiple styles and render text in various languages. The update represents OpenAI's effort to expand its AI capabilities beyond general use cases into professional applications requiring technical precision and accuracy.

Bloomberg L.P.
Apr 17th, 2026
OpenAI loses head of science initiatives and Sora AI video team leader

OpenAI's head of science initiatives and the leader of its Sora AI video team are leaving the company, adding to recent executive departures as the firm reorganises its product portfolio. The exits continue a pattern of senior leadership changes at the artificial intelligence company.

Bloomberg L.P.
Apr 16th, 2026
OpenAI unveils GPT-5.4 to tackle enterprise trust and governance concerns

OpenAI is addressing enterprise adoption challenges with GPT-5.4 "Cyber", focusing on security, trust and governance issues. Erica Brescia, managing director at Redpoint Ventures and OpenAI backer, discussed the development, emphasising that the AI cyber race centres on governance rather than purely technological advancement. The move represents OpenAI's effort to overcome barriers preventing widespread enterprise adoption of its AI systems by prioritising security features in its latest model release.

Bloomberg L.P.
Apr 16th, 2026
OpenAI launches GPT-Rosalind AI model for drug discovery to rival Google

OpenAI has launched GPT-Rosalind, an AI model designed to accelerate drug discovery and life sciences research. The model aims to extract insights from large datasets and help translate scientific studies into healthcare applications. Initially available as a research preview to select business customers, GPT-Rosalind's early users include pharmaceutical company Amgen, vaccine maker Moderna and bioscience research nonprofit the Allen Institute. The launch positions OpenAI alongside other technology companies entering the drug discovery field, as the industry seeks to demonstrate AI's potential for scientific breakthroughs. The ChatGPT maker announced the model's release on Thursday.

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