Digital Intermediate Frequency System

Updated on 02 December 2025 to: 1. Extend the RFI date to 19 December 2025 2. Update the Contract Specialist POC information. Original Posting Digital Intermediate Frequency RFI Solicitation Number: W15P7T26RDIGIF Notice Type: Sources Sought Synopsis: Product Manager Wideband Enterprise Satellite Systems (PdM WESS), located at Fort Belvoir, VA, is chartered and funded to develop the first increment of a Digital Intermediate Frequency (Digital IF) solution. PdM WESS is seeking information from qualified systems integrators capable of engineering, integrating, testing, and installing the foundational infrastructure for a Digital IF architecture. This solution will establish a flexible, modular standards based Digital IF architecture across up to 18 large SATCOM teleport sites worldwide. PdM WESS aims to identify vendors with technical expertise to deliver a resilient SATCOM ground segment solution that supports scalability, interoperability, and long-term sustainment. Interested vendors should demonstrate capabilities in system design, integration, and maintenance of complex SATCOM infrastructure aligned with PdM WESS�s modernization objectives. Additionally, respondents are requested to include information on any existing contract vehicles through which PdM WESS may engage their services. Large and small businesses capable of delivering such SATCOM ground segment Digital IF infrastructure are requested to respond to this RFI. Such business may include those experienced in providing DoD SATCOM modems, terminals, and terminal equipment experienced in developing systems based on DIFI Standard (IEEE-ISTO 4900-2021) or VITA Radio Transport (VRT, ANSI/VITA 49.2) compliant Digital IF interfaces experienced in deploying Digital IF ground segment systems for SATCOM or otherwise experienced in installation and maintenance relevant to DOD teleports, i.e. SATCOM teleports. Small business is defined by North American Industry Association Classification System (NAICS) "Radio and T