Northrop Grumman Systems Corp., San Diego, California, is awarded an $18,253,921 modification (P00003) to a firm-fixed-price, cost-plus-fixed-fee delivery order (N00019-19-F-0272) against a previously issued basic ordering agreement (N00019-15-G-0026) in support of the MQ-4C Triton unmanned aircraft system. This order procures material kits and retrofit labor to incorporate the Integrated Functional Capability (IFC) 4.0 configuration into one retrofit ground segment and fully fund the IFC 4.0 retrofit install labor for aircraft B10. Work will be performed in San Diego, California (41.2%); Palmdale, California (30.7%); Waco, Texas (9.9%); Salt Lake City, Utah (2.9%); Newtown, North Dakota (2.5%) Verona, Wisconsin (1.6%); Sterling, Virginia (1.5%); Irvine, California (1%); San Clemente, California (0.7%); and various locations inside and outside the continental U.S. (7.9% and 0.1%, respectively). Work is expected to be completed in February 2021. Fiscal 2020 aircraft procurement (Navy); and fiscal 2020 research, development, test and evaluation (Navy) funds in the amount of $18,253,921 are being obligated at time of award, none of which will expire at the end of the current fiscal year. The Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity.