Our Leadership | National Nuclear Security Administration

Neile L. Miller

Neile L. Miller is the Principal Deputy Administrator for the National Nuclear Security Administration (NNSA).  Her nomination by President Obama was confirmed by the U.S. Senate on August 5, 2010.As Deputy Administrator and Chief Operating Officer, she focuses on matters of management and policy across the NNSA enterprise to define a coherent vision for achieving the President’s nuclear security agenda. 

Anne Harrington

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.

Robert B. Raines

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. 

Robert J. Osborn II

Robert J. Osborn II, a member of the Senior Executive Service, is currently the Associate Administrator for Information Management and Chief Information Officer for the National Nuclear Security Administration under the Department of Energy.  Mr. Osborn has recently been appointed to be the NNSA Transformation Executive and will lead the agencies move to “OneNNSA”.  Mr. Osborn’s previous assignment was as the Deputy Director for Distribution Portfolio Management, Command, Control, Communications and Computer Systems, U.S. Transportation Command, Scott Air Force Base, Ill.

James J. Cavanagh

J. is the Associate Principal Deputy Administrator at the National Nuclear Security Administration in Washington, D.C, and serves as the Deputy Chief Operating Officer for the Nation’s Nuclear Security Complex. He also serves as the Acting Associate Administrator for Acquisition & Project Management responsible for integrating multi-billion dollar acquisition management and project management policy and operations across the NNSA Nuclear Security Enterprise. In addition, as required by his position as NNSA’s Senior Internal Affairs Management Official, J. is a sworn and badged Federal Officer.

Clarence T. Bishop

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.

Douglas E. Fremont

Mr. Douglas E. Fremont is the Chief and Associate Administrator for the Office of Defense Nuclear Security at the National Nuclear Security Administration (NNSA).  Mr. Fremont is responsible for the overall direction and management of security programs at NNSA facilities and the NNSA overseas offices.  As such, he provides operational and line management security support and oversight to NNSA Headquarters and field elements to assure effective security at NNSA facilities, to include physical, personnel, materials control and accounting, classified and sensitive information protection and technical security programs.