BAE Systems Technology Solutions & Services Inc., Rockville, Maryland, has been awarded a $12,608,102 firm-fixed-price, indefinite-delivery/indefinite-quantity contract modification (P00003) to previously-awarded contract FA8109-18-D-0005 to exercise Option Two.  The contract modification extends the contract term for an additional 12 months in order to continue providing diminishing manufacturing sources and material shortages support for Air Force and non-Air Force users supporting the Air Force, to proactively reduce mission capability impacts to improve logistics support and weapon system sustainability.  This effort will help assure all required parts and materials supporting Air Force-managed weapon systems are available within acceptable production lead times and will reduce the overall cost of ownership of the weapon systems by facilitating economical diminishing manufacturing sources and material shortages resolutions costs, reducing the number of reactive solutions, minimizing any delays in organic depot-level repair, as well as contractor repair and by improving weapon system availability.  Work will be performed at Hill Air Force Base, Utah; Robins Air Force Base, Georgia; Tinker Air Force Base, Oklahoma; and Fort Walton Beach, Florida; and is expected to be completed by June 20, 2021.  The total cumulative face value of the contract is $37,386,305.  Fiscal 2020 and 2021 consolidated sustainment activity group engineering funds will be obligated on any individual task orders issued during the option two performance period.  The Air Force Sustainment Center, Tinker Air Force Base, Oklahoma, is the contracting activity.