Huntington Ingalls Industries has tapped Peter Diakun to serve as its new vice president of energy programs. Diakun, who currently serves as vice president and chief technology officer of HII’s Newport News Shipbuilding Division, will replace Doug Stitzel, who is set to retire on June 30, according to a company release. Explaining Diakun’s new role, the release says that he will assume responsibility for energy programs while “maintaining certain aspects” of his current position. “In addition to leading NNS’ Department of Energy programs, he will continue to oversee Virginia Advanced Shipbuilding and Carrier Integration Center (VASCIC) operations, including operational concepts and modeling and simulation work. In this new role, Diakun will also become the general manager of Newport News Nuclear, Inc. (NNN) as well as president of Newport News Industrial Corp. (NNI) and Newport News Energy (NNE), all HII subsidiaries.”