Jacobs Government Services Co., Fort Worth, Texas, is awarded a $25,000,000 firm-fixed-price modification to increase the maximum dollar value of a previously awarded indefinite-delivery/indefinite-quantity contract (N62742-17-D-0003) for Architect-Engineering (A-E) services for design, engineering, specification writing, cost estimating, and related services at various locations under the cognizance of Naval Facilities Engineering Command (NAVFAC) Pacific.  The work to be performed provides for services that include, but are not limited to, design and engineering services for the preparation of plans; specifications utilizing NAVFAC SpecsIntact program: cost estimates utilizing the micro-computer aided cost estimating system; second generation cost estimating system: and other services such as design and engineering services for functional analysis and concept development, request for proposal (RFP) documentation for design-build projects, RFP documentation, and plans and specifications for design-bid-build projects. After award of this modification, the total cumulative contract value will be $55,000,000. Work will be performed predominantly in Tinian (54 percent); Guam (25 percent); Hawaii (19 percent); and Diego Garcia (1 percent); and other areas within the Naval Facilities Engineering Command (NAVFAC) Pacific area of responsibility (1 percent), and is expected to be completed by August 2022.  No funds will be obligated at time of award; funds will be obligated on individual task orders as they are issued.  Task orders will be primarily funded by customer reimbursable funds. The Naval Facilities Engineering Command, Pacific, Joint Base Pearl Harbor-Hickam, Hawaii, is the contracting activity.