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GitLab · 3 days ago

Principal Security Engineer, Application Security

United States

Full-time

Remote

Lead/Staff

8+ years exp

GitLab is an open-core software company that develops a comprehensive AI-powered DevSecOps Platform. The Principal Application Security Engineer will drive complex security engineering solutions and work with GitLab engineers to prevent vulnerabilities in software development.

Cloud SecurityDeveloper ToolsDevOpsOpen SourceSaaS

Comp. & Benefits

Responsibilities

Drive the resolution of systemic vulnerability classes and mitigations across the GitLab platform and perform difficult and highly complex application security reviews and threat modeling

Perform vulnerability research by exploring the full impact of security issues, demonstrating proof-of-concept exploitation in a controlled environment

Demonstrate technical security leadership, defining and establishing secure development practices, Paved Roads and security standards that will support Product and Engineering teams to deliver secured features at a high velocity

Provide technical leadership in security crisis situations and major incident response

Contribute to long-term security architecture and strategic product design through technical expertise

Qualification

Application SecurityVulnerability ResearchThreat ModelingProgramming RubyProgramming GoProgramming TypeScriptOWASP Top 10StaticDynamic AnalysisCI/CD Pipeline SecurityAPI SecurityCoaching Junior EngineersCommunication SkillsCritical ThinkingTeam Collaboration

Required

Ability to use GitLab effectively

Bachelor's degree or equivalent in Computer Science or equivalent practical education (including technical bootcamp training programs) and experience

8+ years professional experience in Application Security or Vulnerability Research

Expert level understanding of computer code and how to detect and remediate classes of security defects, race condition based logic vulnerabilities etc

Programming experience in one or more coding languages, with a preference for Ruby, Ruby on Rails, Go, TypeScript languages and being familiar with GraphQL APIs. Professional developer code quality is not required but being able to build code and understand it for developing PoC exploits and performing security review or fix validation work is a requirement

Expert level knowledge of application security concepts such as OWASP Top 10 bug types, the STRIDE model, CVSS scoring, and Threat Modeling assessments

Experience with application security practices including code review, threat modeling, static and dynamic analysis (SAST, DAST), and attack surface analysis or performing Application Penetration Testing or Vulnerability Research / Bug Bounty Hunting

Strong knowledge of security challenges, risks and threads related to CI/CD Pipeline security, supply chain security and API security

Ability to discover and identify fixes for SQLi, XSS, CSRF, SSRF, authentication and authorization flaws, and other web-based security vulnerabilities is strongly preferred

Ability to provide subject matter expertise on software architecture design and system security

Flexible, effective, and inclusive communication skills that create clarity; you will collaborate with technical and nontechnical audiences across multiple teams on security bug types and how to mitigate or remediate security issues. Proficiency in the English language, both written and verbal, sufficient for success in a remote and largely asynchronous work environment

Demonstrated critical and creative thinking, while also being an effective member of a team, with a flexible and constructive approach to problem solving that helps you navigate ambiguity and drive results

Demonstrated ability to influence security decisions at executive and senior leadership levels

Experience coaching and supporting the development of more junior engineers