L3 Technologies was one of the first to sell off its services business, spinning off what's now Engility in 2012. Lockheed Martin followed suit in 2016, divesting its information systems and global solutions unit . BAE Systems briefly shopped its services business , while some analysts speculated General Dynamics might want to divest its information systems and technology unit. But General Dynamics surprised many industry observers this week by taking the opposite approach, doubling down on IT services...