For the new NNSA organization chart, click here.
Lieutenant General Frank G. Klotz, USAF (Ret)Under Secretary for Nuclear Security and NNSA Administrator
Lieutenant General Frank G. Klotz, United States Air Force (Ret), was confirmed by the Senate on Tuesday, April 8, 2014, as the Department of Energy’s Under Secretary for Nuclear Security and Administrator for the National Nuclear Security Administration (NNSA).Read full biography
Madelyn CreedonNNSA Principal Deputy Administrator
Madelyn Creedon was confirmed by the Senate on Wednesday, July 23, 2014, as the Department of Energy’s (DOE) Principal Deputy Administrator for the National Nuclear Security Administration (NNSA).Read full biography
Dr. Donald L. CookDeputy Administrator for Defense Programs
Dr. Donald L. Cook serves as the Deputy Administrator for Defense Programs at the National Nuclear Security Administration. Appointed to the position by President Barack Obama, Dr. Cook was sworn in as NNSA’s 5th Deputy Administrator in June 2010. He is responsible for managing the U.S. nuclear security enterprise of laboratories and manufacturing facilities. One of the primary missions of NNSA is to maintain and enhance the safety, security and reliability of the U.S. nuclear weapons stockpile. NNSA, through its Office of Defense Programs, ensures that the U.S. nuclear arsenal meets the country’s national security requirements and continues to serve its essential deterrence role.Read full biography
Anne HarringtonDeputy Administrator for Defense Nuclear Nonproliferation
Anne Harrington was sworn in as Deputy Administrator for Defense Nuclear Nonproliferation for the National Nuclear Security Administration in October 2010. Previously, Ms. Harrington was the Director of the U.S. National Academy of Sciences Committee on International Security and Arms Control (CISAC) a position she held from March 2005 to October 2010.Read full biography
Admiral John M. RichardsonDeputy Administrator for NNSA's Office of Naval Reactors
Admiral Richardson graduated from the U.S. Naval Academy in 1982 with a Bachelor of Science in Physics. He also holds Masters Degrees from the Massachusetts Institute of Technology and the Woods Hole Oceanographic Institution, and the National War College.
Richardson served in USS Parche (SSN 683), USS George C. Marshall (SSBN 654) and USS Salt Lake City (SSN 716). He commanded USS Honolulu (SSN 718) in Pearl Harbor, Hawaii and was awarded the James Bond Stockdale Leadership Award.Read full biography
Robert B. RainesAssociate Administrator for Acquisition and Project Management
With over 30 years of experience in construction management, design management, utilities systems operations, employee development, budgeting and contracting, Robert B. Raines serves as the Associate Administrator for Acquisition and Project Management (APM).
Bob comes to NNSA from DOE’s Office of Engineering and Construction Management where he served as the Director for Project Management Systems and Assessments since 2008. Prior to joining the Department, he worked for CH2M HILL where he was responsible for environmental remediation work for the U.S. Navy. Bob served for 27 years in the Navy’s Civil Engineer Corps retiring as a Captain after two Command tours.Read full biography
Bruce DiamondGeneral Counsel
Bruce Diamond became the General Counsel for the NNSA in February, 2011. Before that, Bruce was DOE Assistant General Counsel for Environment, the senior career environmental attorney for the Department dealing principally with complex issues regarding the clean-up of the nuclear complex and implementation of National Environmental Policy Act obligations. In addition, he was responsible for addressing health and safety issues.Read full biography
Wayne JonesActing Associate Administrator for Information Management and Chief Information Officer
Wayne Jones has been the Acting Associate Administrator for Information Management and Chief Information Officer within the Office of the Chief Information Officer (OCIO) at the National Nuclear Security Administration (NNSA) since January 2013. In this role, he ensures the integration and coordination of cybersecurity support activities and functions throughout the NNSA National Security Enterprise.Read full biography
Clarence T. BishopAssociate Administrator for External Affairs
Clarence T. Bishop serves as Associate Administrator for External Affairs. In this role, he is responsible for managing NNSA's Congressional Affairs, Public Affairs, and Intergovernmental Affairs efforts to effectively communicate, promote and defend the NNSA's mission, goals and budget.Read full biography
Dr. Steven AokiAssociate Administrator and Deputy Under Secretary for Counterterrorism and Counterproliferation
Steven Aoki is the Associate Administrator and Deputy Under Secretary for Counterterrorism and Counterproliferation. In this position, Dr. Aoki is responsible for coordinating counterterrorism policy throughout the U.S. Department of Energy. Much of the focus of the department’s counterterrorism efforts centers on the nuclear security enterprise, but also cuts across many organizations in the DOE.Read full biography