Nataraj Nagaratnam is a distinguished technology executive and IBM Fellow, driving innovation at the intersection of AI, hybrid cloud, and enterprise security. As Chief Technology Officer for AI Architecture and Security at IBM, he leads the design and governance of secure, scalable AI architectures across IBM Infrastructure.

Previously, as CTO for IBM Cloud Security, Nataraj shaped the strategy,architecture and technology roadmap for IBM’s cloud’s security capabilities. With over 20 years of experience, he has built and led world-class engineering teams, developed cutting-edge security products, and influenced industry standards.

A prolific inventor and thought leader, Nataraj holds over 100 patents and has authored numerous publications spanning journals, blogs, books, and security specifications.