Anne Altman, former general manager of federal and government industries at IBM (NYSE: IBM), has joined Siemens™ U.S. government technologies business as chairman

Brian Fitzpatrick, formerly an industry executive at DXC Technology (NYSE: DXC), has been named senior vice president of business development

Richard Harkey, former vice president, chief accounting officer and corporate controller at Engility (NYSE: EGL), has joined Whitney, Bradley &

Vince Stammetti, formerly a vice president of Alion Science and Technology, has been named senior VP of the company’s systems solutions

Brian Sinkiewicz, former senior vice president and general manager of Textron Systems‘  (NYSE: TXT) weapon and sensor systems business, has been named SVP

Ken Rice, former capture manager at healthcare services contractor StrategicHealthSolutions, has been named federal account representative at information technology services

Jeff Smith, a retired U.S. Army major general with more than 30 years of leadership experience, has been named vice

Giles Kesteloot, formerly managing of Blackstone Technology Group™s federal practice, has been promoted to president of the division at the

Mitre has announced a series of leadership changes within the McLean, Virginia-based nonprofit company™s public sector business. Yosry Barsoum, formerly

Dave Wallen, senior vice president of ManTech International‘s (Nasdaq: MANT) cyber operations and exploitation business, will officially join KeyW on Jan. 29