# Conceptual Reasoning Fellow at Anthropic

> Open role observed by RunReq as of 2026-10-15T00:28:07.755188+00:00.

## Role details

- Company: [Anthropic](http://runreq.com/company/anthropic/index.md)
- Location: Remote-Friendly, United States; San Francisco, CA
- Team: AI Research & Engineering
- Compensation: —
- First observed: 2026-10-10T01:44:23.842811+00:00
- Days open: 5
- Employer posting: [View the authoritative posting](https://job-boards.greenhouse.io/anthropic/jobs/5447080008)

## Shortened description

### Key responsibilities

- Identify open problems in your field, assess solutions, and use Claude to make progress.
- Identify societal challenges in your field and assess Claude's strengths and weaknesses in addressing them.
- Design evaluations and RL environments that systematically test model reasoning in your field.
- Work with other Fellows to build environments that test difficult problems requiring expert judgment.

### Qualifications needed

- You are excited about AI reasoning on difficult questions where expert judgment matters.
- You use Claude and Claude Code in your daily work.
- You hold or are completing a PhD in philosophy, cognitive science, economics, policy, or law, or have equivalent research experience.
- You have existing authorization to work full time in the United States for the program.

## Hiring context

- Open roles on this team: 66
- Newly observed on this team in 30 days: 7
- Company median days open: 55

## Interpretation

- RunReq records observed job postings; it does not show applicant volume or completed hires.
- The linked employer posting is authoritative for the full description and application process.
- Human-readable job page: http://runreq.com/jobs/25ade875-bbca-8ab0-8d4f-d9b02bad795f
- Site-wide agent directory: http://runreq.com/llms.txt