Staff Security Researcher
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Job Description
Staff Security Researcher conducting vulnerability research and penetration testing for GitLab’s AI-powered DevSecOps platform. Developing attack methodologies, tooling, and security improvements.
Responsibilities:
- Conduct security research in two or more specialty areas
- Identify novel, systemic, and chained vulnerabilities in GitLab
- Validate vulnerabilities through hands-on testing and proof-of-concept exploits
- Assess emerging vulnerability classes against the GitLab codebase and drive remediation
- Research GitLab's AI and agentic surfaces and help define security requirements
- Build tooling and automation for scalable security research, including agent-assisted vulnerability discovery
- Research the security posture of open source tools and dependencies, report findings to maintainers, and track mitigation
- Solve technical problems of high scope, complexity, and ambiguity
- Define and implement security technical and process improvements
- Contribute to the team roadmap
- Provide actionable feedback to engineering teams
- Mentor and advise individual contributors
- Share knowledge and novel vulnerability types with the security community
- Report to the Senior Manager of Application Security
Requirements:
- 7+ years of experience in security research, penetration testing, or offensive security roles
- Hands-on experience discovering and exploiting vulnerabilities
- Subject matter expertise in at least two technical areas impacting product security
- Proficiency in one or more of Ruby, Go, Python, TypeScript, or Rust
- Ability to read and analyze code across multiple languages and codebases
- Understanding of AI attack vectors including prompt injection, agent manipulation, and workflow exploitation
- Experience leading technical objectives in cross-functional teams
- Excellent written communication skills with ability to articulate complex topics clearly and concisely
- Ability to translate complex technical findings into clear risk assessments and remediation recommendations
- Strong analytical and problem-solving skills with creative thinking about attack scenarios
- Published security research or conference presentations (nice to have)
- Background in software engineering with distributed systems expertise (nice to have)
- Security certifications such as OSCP, OSCE, GPEN, or similar (nice to have)
- Experience with GitLab or similar DevSecOps platforms (nice to have)
Benefits:
- Benefits to support your health, finances, and well-being
- Flexible Paid Time Off
- Team Member Resource Groups
- Equity Compensation & Employee Stock Purchase Plan
- Growth and Development Fund
- Parental Leave
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