This request for proposal is for information technology support services for the United States Army Test and Evaluation Command. The services include IT, IT logistics, and cybersecurity support for ATEC Headquarters, the Army Evaluation Center, Aberdeen Test Center, Operational Test Command, and other ATEC test ranges. This is a 100% small business set-aside under NAICS code 518210 with a size standard of $35 million. The resultant award will be an indefinite delivery, indefinite quantity contract worth a minimum of $100,000 and a maximum of $96 million over five years. The period of performance is from September 2021 through September 2026, including a 60-day transition period. Task orders will be issued on a firm fixed price and/or time and materials basis. Quotes must include all required items to be considered. The solicitation response deadline is April 6, 2021 and questions are due by March 22, 2021 to the listed contracting specialist.