Jeff Babione, a nearly three-decade veteran of Lockheed Martin (NYSE: LMT), has been named chief operating officer of Sierra Nevada

Blaine Worthington, formerly senior vice president for the defense portfolio at Altamira Technologies, has been promoted to chief operating officer.

Science Applications International Corp. (NYSE: SAIC) will eliminate the chief operating officer role starting April 1 as part of a new

Suzanne McBride, formerly chief operations officer and senior vice president at OneWeb, has been named COO of Iridium Communications (Nasdaq:

Tim Hascall, an executive vice president and chief operations officer at Maxar Technologies (NYSE: MAXR), will retire from his roles on

John Baylouny, formerly chief technology officer for Leonardo DRS, has been promoted to executive vice president and chief operating officer at the

Oliver Ratzesberger, most recently executive vice president and chief product officer of Teradata (NYSE: TDC), has been appointed chief operating officer

Ed Meehan, formerly head of safety and citizen services portfolio at Accenture’s (NYSE: ACN) federal services business, has been promoted

Oliver Schabenberger, chief technology officer at SAS Institute, will assume additional duties as chief operating officer at the Cary, North

Manik Rath, formerly a senior vice president at LMI, has been named chief operating officer at Vienna, Virginia-based human capital