✦ Luna Orbit — AI & Machine Learning

Research Engineer, Cybersecurity Reinforcement Learning

at Anthropic

📍 San Francisco, CA | New York City, NY Hybrid Posted March 07, 2026
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Position Details

Type Full-Time
Experience mid
Exp. Years 3+ years
Education Bachelor's degree in a related field or equivalent experience
Category AI & Machine Learning

About this role

This role involves developing reinforcement learning techniques to improve cybersecurity defenses and secure AI systems at Anthropic.

Key Responsibilities

  • Develop RL environments
  • Implement secure AI models
  • Conduct cybersecurity experiments
  • Collaborate with research teams
  • Enhance model safety and robustness

Technical Overview

Focus on cybersecurity research, machine learning, reinforcement learning environments, LLM training, and secure coding practices.

Ideal Candidate

The ideal candidate is a research engineer with experience in cybersecurity and machine learning, capable of developing reinforcement learning models for secure AI applications. They possess strong software engineering skills and a passion for advancing safe AI systems.

Must-Have Skills

Cybersecurity research experienceExperience with machine learningStrong software engineering skillsAbility to balance research and engineering

Nice-to-Have Skills

Security engineeringFuzzingDetection and responseParticipation in CTF competitionsAcademic cybersecurity researchFamiliarity with RL techniquesLLM training methodologies

Tools & Platforms

RL environmentsLLMsCyber ranges

Required Skills

CybersecurityReinforcement LearningMachine LearningAIRL environmentsSecurity engineeringFuzzingDetection and responseCyber rangesLLM trainingSecure codingVulnerability remediation

Hard Skills

CybersecurityReinforcement LearningMachine LearningAIArtificial IntelligenceRL environmentsSecurity engineeringFuzzingDetection and responseCyber rangesLLM trainingSecure codingVulnerability remediation

Soft Skills

ResearchEngineeringCollaborationProblem-solvingCommunicationPassion for AIInnovation

Industry & Role

Industry Technology
Job Function Advance cybersecurity through AI and reinforcement learning research

Keywords for Your Resume

CybersecurityReinforcement LearningMachine LearningAIArtificial IntelligenceRL environmentsSecurity engineeringFuzzingDetection and responseCyber rangesLLM trainingSecure codingVulnerability remediation

Deal Breakers

Lack of cybersecurity research experience, No background in machine learning, Insufficient software engineering skills, No experience with RL or LLM training

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