Parsons Government Services, Huntsville, Alabama, is being awarded a competitive cost-plus-fixed-fee level-of-effort contract.  The total value of this contract is $2,241,762,696.  Under this new contract, the contractor will provide support that includes: engineering and technical support; studies, analysis, and evaluations; and management and professional services.  The work will be performed in Huntsville, Alabama; Fort Belvoir, Virginia; Colorado Springs, Colorado; Fort Greely, Alaska; Moorestown, New Jersey; Hanscom Air Force Base, Massachusetts; Phoenix, Arizona; Orlando, Florida; and Salt Lake City, Utah. The performance period is from July 2021 to January 2029. This contract was competitively procured via publication on the website with two proposals received.  Fiscal 2021 research, development, test and evaluation funds in the amount of $36,407,574 are being obligated on this award.  The Missile Defense Agency, Huntsville, Alabama, is the contracting activity (HQ0858-21-C-0015).