The US Army is seeking information from potential contractors to assess their capability to provide scientific and engineering services in support of the Aberdeen Test Center (ATC). The services required include developing and enhancing instrumentation designs, fabricating low quantities of prototypes, providing instrumentation user manuals, and designing and installing test facilities. The contract is expected to be an Indefinite Delivery/Indefinite Quantity (ID/IQ) with Cost Plus Fixed Fee (CPFF) and Firm Fixed Price (FFP) task orders. The estimated period of performance is up to seven years, and the estimated dollar value is not to exceed $50M. Key points to consider: • The contractor will be required to provide routine engineering services in support of testing, test facilities, and instrumentation. • The contractor will be required to provide on-site instruction and manuals for use and operation of equipment and systems it designs, fabricates, and/or installs. • The contractor will be required to document lessons learned in the course of design, fabrication, and testing of instrumentation for consideration by subject matter experts for future designs. • The contractor must be capable of performing at least 51% of the work. • The contractor must possess the capabilities to provide the entire range of products and services discussed in this RFI.