← Back to Jobs
Posted May 28, 2026

Safety Expert

## **Why This Role Exists** At Mercor, we believe the safest AI is the one that’s already been attacked — by us. That’s why we’re building a pod of safety specialists to assess the capabilities and limitations of frontier models. ## **What You’ll Do** - Generate high-quality human data: annotate failures, classify vulnerabilities, and flag systemic risks - Apply structure: follow taxonomies, benchmarks, and playbooks to keep testing consistent Document reproducibly: produce reports, datasets, and attack cases customers can act on - Flex across projects: support different customers, from LLM jailbreaks to socio-technical abuse testing ## **Who You Are** - You’re curious and adversarial: you instinctively push systems to breaking points - You’re structured: you use frameworks or benchmarks, not just random hacks - You’re communicative: you explain risks clearly to technical and non-technical stakeholders - You’re adaptable: thrive on moving across projects and customers ## **Why Join Mercor** - Build experience in human data AI work at the frontier of safety - Play a direct role in making AI systems more robust, safe, and trustworthy We consider all qualified applicants without regard to legally protected characteristics and provide reasonable accommodations upon request. ## **About Mercor** Mercor partners with leading AI labs and enterprises to train frontier models using human expertise. You will work on projects that focus on training and enhancing AI systems.