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Anthropic

Builds Claude AI models with a focus on safety

Red Team Engineer - Safeguards

Offensive Security & TestingUpdated on Nov 7
Full-timeSan Francisco, CA, USA$320k - $405k /yr

About the Job

Requirements

  • Experience in penetration testing, red teaming, or application security.
  • Experience in model jailbreaking and testing large-scale agentic workflows for non-obvious prompt injection vectors.
  • Strong technical skills in web application security, including hands-on expertise with security testing tools such as Burp Suite, Metasploit, and custom scripting frameworks.
  • Experience building custom automation, including large language model-specific testing frameworks.
  • A track record of discovering novel attack vectors and chaining vulnerabilities in creative ways.
  • A public body of work such as Common Vulnerabilities and Exposures (CVE) reports, blog posts, or disclosed bug bounty reports.
  • Strong written and verbal communication skills, with the ability to explain technical concepts to varied audiences.
  • A bachelor’s degree or an equivalent combination of education, training, and/or experience; coursework, training, or professional experience must demonstrate a field relevant to the role.

Responsibilities

  • Conduct comprehensive adversarial testing across product surfaces, developing creative attack scenarios that combine multiple exploitation techniques.
  • Research and implement novel testing approaches for emerging capabilities, including agent systems, tool use, and new interaction paradigms.
  • Design and execute full kill-chain attacks that emulate real-world threat actors attempting to achieve specific malicious objectives.
  • Build and maintain systematic testing methodologies that evaluate every aspect of the systems.
  • Develop automated testing frameworks to enable continuous assessment at scale.
  • Collaborate with Product, Engineering, and Policy teams to translate findings into concrete improvements.
  • Help establish metrics for measuring detection effectiveness of novel abuse.

Desired Qualifications

  • Experience with AI/ML security or adversarial machine learning.
  • Understanding of AI safety considerations beyond traditional security, including modern guardrails against jailbreaks.
  • Experience testing API security and rate-limiting systems.
  • Background in testing business logic vulnerabilities and authorization bypass techniques.
  • Background in anti-fraud, trust and safety, or abuse prevention systems.
  • Familiarity with distributed systems and infrastructure security.
  • Familiarity with abuse detection mechanisms and the ability to engineer novel bypasses.
  • Adaptability to understand and build engagements around emerging threats outside the candidate’s direct area of expertise.

About the Company

Anthropic

Builds Claude AI models with a focus on safety

Anthropic builds the Claude family of AI models and sells them to businesses, software developers, and consumers, with research on making AI safe and understandable at the center of its work. In 2024 it introduced the Model Context Protocol, an open standard for connecting AI assistants to outside apps and data that OpenAI and Google adopted the next year. People use the Claude app to write and analyze files, programmers hand coding tasks to Claude Code, and companies build Claude into their own products through its API. Anthropic earns money from subscriptions, business plans, and usage-based API fees. Siblings Dario and Daniela Amodei founded Anthropic in 2021 with other former OpenAI employees, and it is based in San Francisco.

Company size
5,001-10,000
Company stage
N/A
Total funding
$243.8B
Headquarters
San Francisco, CA
Founded
2021

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