The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking contractors for the repair and modification of electronic countermeasure receivers. This procurement focuses on maintaining and enhancing the functionality of critical electronic countermeasures, which are vital for military operations and defense strategies. Interested parties can reach out to Tara B. Kupperstein at (215) 697-3608 or via email at TARA.B.KUPPERSTEIN.CIV@US.NAVY.MIL for further details. The notice is currently in the presolicitation phase, and additional information regarding deadlines and funding will be provided as the procurement process progresses.