https://www.afnwc.af.mil/About-Us/

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Sentinel Systems Directorate

This directorate is principally located at Hill AFB, Utah, with operating locations across the nation, including at F.E. Warren AFB, Wyoming; Malmstrom AFB, Montana; Minot AFB, North Dakota; Redstone Arsenal, Alabama; and Vandenberg AFB, California. The directorate is accountable for the total life cycle of the LGM-35A Sentinel weapon system, which will replace the LGM-30 Minuteman III. It is responsible for modernizing or replacing the LGM-30 Minuteman III flight systems, weapon system command and control, and launch systems, including missile silos, control centers, and other ground infrastructure. The directorate is also responsible for the Mark 21A Reentry Vehicle (RV), Fuze Modernization and Next-Generation RV programs, which will upgrade the Sentinel weapon’s reentry system. 

Minuteman III Systems Directorate

This directorate is principally located at Hill AFB, Utah, with operating locations at F.E. Warren AFB, Wyoming; Malmstrom AFB, Montana; Minot AFB, North Dakota; and Vandenberg AFB, California. It is responsible for inception-to-retirement integrated management of the Minuteman III intercontinental ballistic missile (ICBM) system, our nation’s current backbone for nuclear deterrence. It develops, acquires and supports the continued operational viability of the silo-based Minuteman III, and provides program direction and logistics support to AFGSC, the nation’s primary nuclear warfighter. It is responsible for acquisition, systems engineering and depot repair for all aspects of the weapon system. It works with supply chain management and depot repair centers to manage system spares, provide storage and transportation, and accomplish modifications or equipment replacement to sustain the Minuteman III.