The Air Force seeks a contractor to perform a full upgrade of the UHF/VHF and HF radio suites for a fleet of International AWACS aircraft, integrating SATURN and TSVCIS capabilities. The final request for proposals is planned for release in the second quarter of calendar year 2026 exclusively through the GSA OASIS+ platform. Interested bidders must have access to SIPR email to receive classified technical documentation. The work location is not specified, and no budget information is provided. The government will hold a proposal walk-through after the solicitation is released, with details announced on OASIS+.