***THIS IS A SEAPORT-NXG REQUIREMENT. ONLY SEAPORT-NXG MULTIPLE AWARD CONTRACT CONTRACTORS ARE ELIGIBLE FOR AWARD.*** The Naval Surface Warfare Center, Dahlgren Division (NSWCDD) is an engineering, software development, and systems test and integration center for Research, Development, Test and Evaluation (RDTE) components of the United States Navy. The purpose of this acquisition is to provide calibration and repair support services for NSWCDD, Naval Surface Warfare Center, Indian Head Explosive Ordnance Disposal Technology Division (NSWC IHEODTD), and various Department of Defense (DoD) locations.