ECS Federal LLC, Fairfax, Virginia, was awarded a $87,016,661 modification (P00023) to contract W911QX-19-C-0039 for secure unclassified network integration. Work will be performed in Fairfax, Virginia, with an estimated completion date of Sept. 29, 2022. Fiscal 2021 operation and maintenance; and research, development, test and evaluation funds in the amount of $7,636,821 were obligated at the time of the award. U.S. Army Contracting Command, Aberdeen Proving Ground, Maryland, is the contracting activity.