The Department of Defense, specifically the Department of the Air Force, intends to award a sole source contract for the repair, replacement, and update of airfield lighting software to Eaton Cooper Crouse-Hinds. This procurement aims to ensure the functionality and reliability of airfield lighting systems, which are critical for safe aircraft operations. The performance of this contract will take place in Chicopee, Massachusetts, and is categorized under the NAICS code 513210 for Software Publishers. Interested parties seeking further information should refer to the special notice issued by the contracting office, FA6606 439 CONF PK.