Senior PSIRT Security Engineer, EMEA

An overview of this role

The GitLab Product Security Incident Response Team (PSIRT) analyzes and validates reports of vulnerabilities in GitLab products and services, collaborates with GitLab engineers and product teams to remediate and mitigate security vulnerabilities to protect customers, and drives continuous security improvement through sharing insights and lessons learned. The PSIRT also manages GitLab's Coordinated Vulnerability Disclosure program.

What you'll do

• Reproduce, assess, and document vulnerabilities, perform variant hunting, and contribute to exploitability research on security issues reported in GitLab’s products and services.
• Support and consult with product and development teams on effective vulnerability remediation and mitigation.
• Independently validate vulnerability fixes prior to release.
• Support security release preparation activities.
• Automate vulnerability triage related tasks collaborate to mature team processes and documentation
• Participate in the vulnerability response lifecycle, including coordinated vulnerability disclosure activities, stakeholder communication, and continuous improvement based on lessons learned from incidents.
• Contribute to clear and actionable documentation that explains vulnerability impact, risk, and remediation guidance for technical and non-technical audiences, helping to scale PSIRT knowledge and practices across GitLab.

What you’ll bring:

• Demonstrated experience managing vulnerability triage, remediation, and disclosure in a software security context, such as through a PSIRT, bug bounty program, or security response team.
• Strong understanding, and effective communication of code security and how to detect and remediate various classes of security defects and logic vulnerabilities.
• Programming experience or scripting experience (Ruby, Ruby on Rails, TypeScript, JavaScript, and/or Go preferred), and an ability to read and understand code for fix validation and root cause analysis purposes.
• Comfortable in shell scripting to automate recurring work or build PoC exploits
• Experience performing Application Penetration Testing or Vulnerability Research / Bug Bounty Hunting. (Ability to discover and identify fixes for SQLi, XSS, CSRF, SSRF, authentication and authorization flaws, and other web-based security vulnerabilities is a plus).
• Understanding of common security vulnerabilities and security impact frameworks (e.g., OWASP Top 10, STRIDE) as well as common security frameworks and standards (CVE, CWE, CVSS, etc).
• Demonstrated ability to learn new technical concepts in cloud and web application security assessment.
• Flexible, effective, and inclusive communication skills that create clarity; you will collaborate with technical and non-technical audiences across multiple teams on security bug types and how to mitigate or remediate security issues.
• Demonstrated critical and creative thinking, while also being an effective member of a team.
• You’re comfortable using Git, and have the ability to use GitLab effectively
• Experience with standard web application security tools such as BurpSuite.
• Flexible and constructive approach to problem solving that helps you navigate ambiguity and drive results.
• Proficiency in the English language, both written and verbal, sufficient for success in a remote and largely asynchronous work environment