Mary Helen Hitson serves as the Manager of NNSA’s Y-12 Field Office (YFO), a position she has held since August 2024. She is responsible for the direction of NNSA programs, projects, safety, security, quality, and administrative functions and activities at the Y-12 National Security Complex (Y-12).
Previously, Ms. Hitson served as Deputy Field Office Manager and Chief Operating Officer at YFO and its predecessor organization. She was responsible for overall management and the executive direction of administrative functions, technical programs, projects, and activities performed at Y-12 while working in partnership with Pantex Plant colleagues to provide management direction and oversight of both plants.
Ms. Hitson has more than two decades of federal service as a Management Analyst, Information Services Analyst, Information Security Specialist, Supervisory Security Specialist, Program Manager, and Physical Scientist. She has had a broad range of responsibilities, including supervisory and serving as the subject matter expert in a variety of disciplines across Pantex and Y-12.
Ms. Hitson earned a bachelor’s degree in biology from Carson-Newman University.