
NASA has selected ADNET Systems, Inc. of Bethesda, Maryland, to provide global modeling and data assimilation support at the agency's Goddard Space Flight Center in Greenbelt, Maryland.
The Global Modeling and Assimilation Support contract is a single-award, cost-plus-fixed-fee, indefinite-delivery/indefinite-quantity contract with a maximum ordering value of approximately $84 million with a five-year period of performance beginning March 15, 2026.
Under this contract, the contractor will be responsible for supporting and maintaining NASA Goddard's Global Modeling and Assimilation Office's Goddard Earth Observing System (GEOS) model and data assimilation system. Tasks include supporting the development and validation of individual model components within GEOS and the development and integration of external components like sea and land-ice models within the modeling and assimilation system.