Offensive Security Engineer – AI & Cloud Threat Simulation

Anthropic; San Francisco (CA); Hybrid; CAD 419,000 - 447,000; Full time

Job summary

Anthropic is seeking a security engineer to perform red/purple team engagements across cloud infrastructure, endpoints, and hardware deployments. You will test high-value deployments and contribute to AI-assisted security tooling, collaborating with diverse security and engineering teams to translate findings into actionable risk insights.

The role emphasizes strong Python/Go skills, adversarial simulations, and documenting clear, impactful risk narratives for technical and executive audiences.

Qualifications

• 5+ years of hands-on experience in red teaming and offensive security operations.
• Deep expertise in at least two of macOS, Linux, Cloud (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 and prioritize fixes.
• Collaborative approach with the blue team.

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.
• Work cross functionally 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.

Skills

Red Teaming

Linux Security

macOS Security

Cloud Security

Kubernetes

CI/CD Pipelines

Python

Go

Attack Vectors

Adversarial Simulations

Blue-Team Collaboration

Tools

SIEM/EDR

Job description

Anthropic is seeking a security engineer to perform red/purple team engagements across cloud infrastructure, endpoints, and hardware deployments. You will test high-value deployments and contribute to AI-assisted security tooling, collaborating with diverse security and engineering teams to translate findings into actionable risk insights.

The role emphasizes strong Python/Go skills, adversarial simulations, and documenting clear, impactful risk narratives for technical and executive audiences.