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4 open listings
Roles posted by organizations here, alongside roles we found on employers’ own careers sites. Crawled roles say so on the card and send you to the employer to apply. Only show organizations on Career App
LSEG
This role combines penetration testing expertise with remediation leadership, translating security findings into actionable fixes across enterprise teams. It suits experienced security engineers who can both understand complex vulnerabilities and drive organizational change at scale.
Listed on LSEG’s careers site · Apply there ↗
Menlo Ventures Portfolio
Full-time · San Francisco, CA · $320,000 – $405,000 · Remote
This role involves adversarial testing of AI systems and products to identify vulnerabilities before they can be exploited. It suits security professionals who want to shift their expertise toward novel threats in AI, combining traditional penetration testing with emerging safety challenges unique to large language models and agentic systems.
Listed on Menlo Ventures Portfolio’s careers site · Apply there ↗
Crusoe
San Francisco, CA · $175,000 – $215,000
Crusoe seeks a senior software engineer with security expertise to design and build secure systems for their AI infrastructure platform. The role focuses on shipping production code, creating developer-friendly security controls, and establishing security practices across distributed systems rather than blocking progress.
Listed on Crusoe’s careers site · Apply there ↗
LSEG
LSEG is hiring a senior penetration tester to conduct in-depth security assessments across applications, infrastructure, and cloud environments. This role suits experienced offensive security professionals who can lead testing engagements independently, document findings clearly, and collaborate with application teams to improve security posture.
Listed on LSEG’s careers site · Apply there ↗