Alan Stewart, former chief financial officer of Vistronix, has joined Systems Planning and Analysis as senior vice president and CFO

Beltsville, Maryland-based government contractor ASRC Federal has acquired Vistronix Intelligence & Technology Solutions for an undisclosed sum in a push to

David Lee, formerly vice president of strategy and operations at Noblis NSP, has joined software development and analytics contractor Vistronix

Fred Funk, formerly senior vice president of the national security group at Preferred Systems Solutions, has joined Vistronix as president of

Peter Marino, co-chairman of the board of directors at Engility (NYSE: EGL), has been appointed to the board of directors at Vistronix Intelligence

Alan Stewart, a 38-year financial leadership veteran and formerly chief financial officer at Oceus Networks for four years, has joined information systems services

Amy Steinberg, formerly a management executive at Leidos (NYSE: LDOS), has joined Vistronix as vice president and general manager of

Paul Falkler, corporate vice president for national intelligence programs at Vistronix, has been named president of the company’s national intelligence

John Hassoun, corporate president at Vistronix since January 2013, has been appointed to succeed founder Deepak Hathiramani as CEO of the Reston,

Vistronix has acquired information technology firms Agency Consulting Group,  Objective Solutions Inc. and ExaTech Solutions in a push to grow Vistronix’s