Security Engineer, Offensive Security

Job Overview

As a Security Engineer, Offensive Security at Anthropic, you will play a crucial role in safeguarding our AI systems and maintaining the trust of our users and society at large. Our mission is to create reliable, interpretable, and steerable AI systems that are safe and beneficial for our users and society.

Responsibilities

• Conduct red and purple team engagements simulating advanced threat actors across our cloud infrastructure, endpoints, and bare metal deployments.
• Penetration test specific, high-value deployments.
• Contribute to AI-assisted security testing tooling and workflows.
• Collaborate with other security and engineering teams, particularly on AI-specific attack scenarios.
• Document and present findings to technical and executive audiences, translating attack narratives into actionable risk insights that inform security roadmaps.

Requirements

• 5+ years of hands-on experience in red teaming and offensive security operations.
• Deep expertise in at least two of: macOS security, Linux Security, Cloud security (GCP/AWS/Azure), Kubernetes, CI/CD pipelines.
• Track record of discovering novel attack vectors and chaining vulnerabilities creatively.
• Experience conducting adversarial simulations against well-defended environments.
• Strong engineering skills (Python, Go, or similar).
• Ability to write clear findings that drive action, helping teams understand risk and prioritize fixes.
• Collaborative approach, working in close collaboration with the blue team.

Nice to Have

• Prior work at organizations with state actor threat models.
• Interest in AI safety and how security engineering contributes to responsible AI developments.
• Background testing AI/ML systems or agentic workflows.
• Familiarity with detection engineering and SIEM/EDR platforms from the defensive side.
• Experience with data center security or hardware-based attacks.

Logistics

• Annual salary: $300,000-$320,000 USD.
• Minimum education: Bachelor’s degree or an equivalent combination of education, training, and/or experience.
• Required field of study: A field relevant to the role as demonstrated through coursework, training, or professional experience.
• Location-based hybrid policy: Currently, we expect all staff to be in one of our offices at least 25% of the time.
• Visa sponsorship: We do sponsor visas.

Benefits

• Competitive compensation and benefits.
• Optional equity donation matching.
• Generous vacation and parental leave.
• Flexible working hours.
• Lovely office space.