James Lamar

James Lamar is a Principal Member of Technical Staff at Red Cell Partners, where he leads development of AI-native products across the firm’s cyber, defense, and healthcare incubations. Before joining Red Cell, he was the founding architect and Engineering Director at RADICL Defense. He helped take RADICL from a pre-seed cybersecurity concept to a post-Series A company with multi-million-dollar ARR in under four years. At RADICL, James architected the company’s AI platform and product and engineering agentic workflows.

James has spent more than a decade focused on bringing AI to end users. At IBM, he led the first production deployment of IBM Watson for conversational chat. He later served as Chief Software Architect at Daily AI and has held senior engineering roles at Xandr (now part of Microsoft), NetApp, and the U.S. Department of Defense.