The Department of Defense, specifically the U.S. Army Corps of Engineers (USACE) Engineer Research and Development Center (ERDC), is seeking qualified contractors for the maintenance and calibration of Fiber Optic Test Instruments through a Master Blanket Purchase Agreement (BPA). The contractor will be responsible for inspecting, repairing, and calibrating approximately 75 instruments annually, including Optical Time-Domain Reflectometers (OTDRs) and fusion splicers, ensuring adherence to rigorous standards and timelines. This procurement is crucial for maintaining the functionality of essential equipment used in various operations, with a total estimated value of $243,750 over a five-year period. Interested parties must submit their quotes and technical documentation by 1:00 PM Central Time on April 25, 2024, to Jon-Vincent Holden at Jon-Vincent.S.Holden@usace.army.mil or David Ammermann at david.g.ammermann@usace.army.mil.