The nature of this action is to renew brand name Tactical Data Link (TDL) Gateway Manager software support from Northrop Grumman Corporation (NGC), the original equipment manufacturer (OEM). This requ... The nature of this action is to renew brand name Tactical Data Link (TDL) Gateway Manager software support from Northrop Grumman Corporation (NGC), the original equipment manufacturer (OEM). This requirement is in support of the Defense Information System Agency (DISA)/ ACQ – Services Program Executive Office (SD)/Global Command and Control System - Joint (GCCS-J) Program Management Office (PMO). The requested period of performance is August 12, 2026 through August 11, 2027.