The Department of Defense, through the Naval Information Warfare Center (NIWC) Pacific, is preparing to issue a Request for Proposal (RFP) for Intelligence, Surveillance, and Reconnaissance (ISR) Systems and Information Operations (IO) from Seabed to Space (S2ISR). This procurement aims to develop and field advanced ISR systems that enhance communication, surveillance, and security capabilities while addressing evolving threats, including support for unmanned systems related to chemical, nuclear, biological, and radiological elements. The anticipated contract will involve multiple indefinite-delivery, indefinite quantity (IDIQ) contracts with a seven-year ordering period, and the final RFP is expected to be released no earlier than November 21, 2025. Interested parties can reach out to Carl Odom at carl.n.odom.civ@us.navy.mil or by phone at 619-553-4454 for further information.