Trident Systems Inc., Fairfax, Virginia, is awarded a $7,743,710 firm-fixed-price, indefinite-delivery/indefinite-quantity contract to support the procurement and sustainment of Secure Communication Controller systems for the Marine Corps. Work will be performed in Fairfax, Virginia. The ordering period will be for a maximum of five years from Aug. 17, 2023, through Aug. 16, 2028. No funds will be obligated at the time of award. Funds will be obligated on individual delivery orders as they are issued. Fiscal 2023 procurement (Marine Corps) funds in the amount of $328,085 will be obligated on the first delivery order immediately following contract award. This is a Phase III Small Business Innovation and Research (SBIR) contract which continues work previously completed under Phase I and II SBIR contracts. This contract was not competitively procured pursuant to 15 U.S. Code 638(r)(4). Marine Corps Systems Command, Quantico, Virginia, is the contracting activity (M67854-23-D-2037).