Northrop Grumman Corporation has been awarded a contract from the U.S. Marine Corps to provide post-production life cycle support for mobile command, control and communications systems through September 2014. Under the $7.3 million firm-fixed-price contract, Northrop Grumman will provide life cycle support of the AN/TYQ-23(V)4 Tactical Air Operations Module (TAOM) and related subsystems. Under the new contract, Northrop Grumman will help to sustain and upgrade the circuit card assemblies, software and hardware of the command and control systems that support the Tactical Air Operations Center. Significant software improvements will be made to the Multi-Radar Tracker and Data Communications Unit.