Thomas P. D’Agostino, administrator of the National Nuclear Security Administration, announced his retirement today.
In a statement Friday, D’Agostino said he will retire Jan. 18, the end of President Barack Obama’s first term. He has been NNSA administrator and under secretary for nuclear security for more than five years. He was also deputy administrator for defense programs for two years.
The Y-12 National Security Complex in Oak Ridge is an NNSA site. The NNSA is a separate agency within the U.S. Department of Energy.
D’Agostino has had 36 years of federal service, rising through the ranks of the U.S. Navy and then leading nuclear security efforts at DOE.