Senior Law Librarian / Research Attorney

Mercor is hiring experienced Senior Law Librarians and Research Attorneys to help design complex, high-quality legal research questions for an AI evaluation benchmark. This role is ideal for professionals who regularly handle escalated or cross-jurisdictional research questions and are skilled at framing nuanced research problems. Key Responsibilities Draft sophisticated legal research questions reflecting complex firm-level inquiries Design issues requiring: Multi-jurisdictional analysis Conflicting authority resolution Deep precedent synthesis Ensure all questions are grounded in identifiable, authoritative legal sources Maintain clarity, realism, and practical scope Requirements 8+ years of experience as a law librarian, research attorney, or senior legal research specialist Extensive experience handling complex or escalated research requests Strong understanding of legal research methodologies Exceptional issue-framing and writing skills Nice to Have Experience training associates on research techniques Exposure to AI tools in legal research Prior dataset annotation or benchmark development experience Why Join Apply deep research expertise to shape how AI systems are evaluated on legal reasoning Flexible engagement structure Work with a top-tier AI research organization