Research Engineer Cybersecurity Reinforcement Learning

AI safety and research company building reliable, interpretable, and steerable AI systems, including the Claude product family and developer platform.

Series F+Recently funded0 current maintainers0 active leadsTeam intelligence

Maintainer signals as of 9/23/2026

San Francisco, United States
About Anthropic

Anthropic PBC develops frontier AI systems and deploys them through Claude products and the Claude Platform, with a stated focus on safety, interpretability, and steerability.

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Skills

Candidate Availability

Required and preferred rules are kept separate and reflect the wording in the original posting.

About the Role

You will design and implement reinforcement-learning environments, conduct experiments and evaluations, and deliver work into production training runs. You will build agentic integrations for security analysis, collaborate with specialists, support strategic decisions, and may participate in an on-call rotation.

Requirements

  • Machine-learning experience
  • Cybersecurity research experience
  • Software engineering skills
  • Research exploration and engineering implementation skills

Responsibilities

  • Partner with researchers and safety teams to understand analytical needs and build solutions
  • Develop agentic integrations for autonomous investigation and action on analytical findings
  • Contribute to team strategy and investment decisions
  • Participate in an on-call rotation when required

Benefits

  • Optional equity donation matching
  • Generous vacation
  • Parental leave
  • Flexible working hours
Research Engineer Cybersecurity Reinforcement Learning at Anthropic | JobStash