Research Engineer, Cybersecurity RL (Reinforcement Learning)

Anthropic · San Francisco, CA | New York City

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Company
Anthropic
Location
San Francisco, CA | New York City
Salary
$300,000 — $405,000
Posted
December 9, 2025

About this job

About Horizons The Horizons team leads Anthropic's reinforcement learning (RL) research and development, playing a critical role in advancing our AI systems. We've contributed to every Claude release, with significant impact on the autonomy, coding, and reasoning capabilities of Anthropic's models. About the role We're hiring for the Cybersecurity RL team within Horizons. As a Research Engineer, you'll help to safely advance the capabilities of our models in secure coding, vulnerability remediation, and other areas of defensive cybersecurity. This role blends research and engineering, requiring you to both develop novel approaches and realize them in code.…

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Research Engineer, Cybersecurity RL (Reinforcement Learning) — Anthropic | NewLuxJob