The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking contractors for the repair and modification of antenna selectors. This procurement focuses on the maintenance and enhancement of critical equipment categorized under antennas, waveguides, and related equipment, which are vital for various defense operations. Interested parties should note that the primary contact for this opportunity is Connor C. Lewis, who can be reached at (215) 697-4757 or via email at connor.c.lewis@navy.mil for further inquiries. The notice is currently in the presolicitation phase, and additional details regarding timelines and funding will be provided as the procurement process progresses.