George Batsakis, former defense portfolio lead at Accenture's (NYSE: ACM) federal business, has joined information technology provider 1901 Group as executive vice president and chief strategy officer.

John Mengucci, chief operating officer at CACI International (NYSE: CACI), has been elected to serve as president, CEO and board member of the company, effective July 1. He will succeed Ken Asbury, a six-time Wash100 Award recipient who will retire as president and CEO of CACI by the end of June, the company said Tuesday.

Science Applications International Corp. (NYSE: SAI) has been awarded a potential three-year, $33 million task order to provide engineering and systems integration work to a shore command of the U.S. Navy. The Naval Surface Warfare Center’s Crane Division selected SAIC to help with prototyping and technical documentation functions, SAIC said Wednesday. …