Katherine E. Sutton serves as the Assistant Secretary of War for Cyber Policy and the Principal Cyber Advisor to the Secretary of War. In this role, she oversees the Department of War's cyber policies and operations.

Prior to her appointment as Assistant Secretary, Ms. Sutton served as the Chief Technology Advisor to the Commander and Director of Pentagon Operations at United States Cyber Command. She advised the Commander on engineering strategies and policies related to key strategic initiatives, workforce management, capability development, acquisition, and budget control, ensuring alignment with broader strategic objectives.

Previously, Ms. Sutton served on the Senate Armed Services Committee as a Professional Staff Member, leading the Subcommittee on Cybersecurity and managing the spectrum, emerging technology, and science and technology portfolios. She also served on the House Armed Services Committee's Emerging Threats and Capabilities Subcommittee, focusing on cyber, information technology/cloud, and National Security Agency portfolios.

Earlier in her career, Ms. Sutton spent 15 years at Sandia National Laboratories, working on information assurance, cybersecurity, and non-proliferation projects. Her roles included managing a cybersecurity research and development team and serving as a Congressional Fellow to the House Armed Services Committee. She also served as a technical advisor detailed to the National Nuclear Security Administration for Space-Based Nuclear Detonation Detection and held in several technical and leadership roles on the Global Burst Detector satellite program, and in Nuclear Weapons Use Control Systems.

Ms. Sutton is a recipient of the Joint Staff Joint Civilian Service Commendation Medal, the Military Cyber Professionals Association Gold Order of Thor Medal and the Secretary of Energy Achievement Award. She graduated with highest honors from the University of Illinois at Urbana-Champaign with a Bachelor of Science in Electrical Engineering and holds a Master of Science from Stanford University in Electrical Engineering. She is active in the Military Cyber Professionals Association, and the Junior League of Washington.