Leidos to acquire Entrust Solutions Group in a sweeping $2.4 billion all-cash transaction, the engineering and technology firm announced Monday, a move executives say will dramatically scale its energy infrastructure ambitions as demand surges nationwide. The acquisition of the private equity-backed consulting and engineering platform, owned by Kohlberg, is expected to effectively double Leidos’ existing Leidos to acquire Entrust in a $2.4B cash deal, doubling its energy infrastructure business.