The Department of Defense, through the U.S. Space Systems Command, is initiating a Sources Sought notice for a sole-source contract extension to provide ongoing sustainment and operational support for the Space Based Infrared System (SBIRS). This contract, which will span three years (FY27-FY29) and includes a base year with two one-year options, aims to ensure personnel support for SBIRS operations, maintenance of operational sites, and readiness of ground infrastructure, as well as on-orbit support for the satellite constellation. The SBIRS is vital for missile warning, nuclear detonation monitoring, and enhancing situational awareness through advanced infrared surveillance. Interested contractors are encouraged to submit a Statement of Capabilities by April 7, 2025, to demonstrate their experience and ability to meet the contract requirements. For further inquiries, contact Peter Brachhold at Peter.Brachhold@spaceforce.mil or 719-556-2367, or Darren Fullo at darren.fullo@spaceforce.mil.