The Boeing Co., St. Louis, Missouri, is awarded a $14,456,362 cost-plus-fixed-fee modification (P00055) to a previously awarded contract (N0001916C0032). This modification adds scope to provide test and engineering support necessary to complete the development of the Next Gen Jammer-Mid Band system in support of the phased replacement of the AN/ALQ-99 Tactical Jamming System currently mounted to the EA-18G aircraft. Work will be performed in Patuxent River, Maryland (95%); and St. Louis, Missouri (5%), and is expected to be completed in September 2022.  Fiscal 2021 research, development, test and evaluation (Navy) funds in the amount of $5,037,639 will be obligated at the 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.