The Department of Defense, through the Naval Surface Warfare Center Panama City Division, is seeking to extend the Period of Performance for an existing contract with Northrop Grumman Systems Corporation for depot level repair and maintenance of the AN/AQS-24 Sonar System and related AMCM systems. This extension will cover a range of services including repair, maintenance, spares, engineering support, alteration, overhaul, production, modification, and upgrades for various sonar detecting sets and related equipment. The AN/AQS-24 system is critical for naval operations, and Northrop Grumman, as the original equipment manufacturer, possesses the proprietary data and expertise necessary to fulfill these requirements without incurring significant risk or cost to the government. The contract extension is anticipated to last an additional 36 months, from March 18, 2027, to March 17, 2030, with inquiries directed to Contracting Officers Charlotte Blue at charlotte.v.blue.civ@us.navy.mil and Matthew Hammond at matthew.a.hammond4.civ@us.navy.mil.