ARLINGTON, Va.--(BUSINESS WIRE)--CACI International Inc (NYSE MKT: CACI) announced today it has been awarded a task order contract valued at $59.8 million to provide modeling and analysis support services for the U.S. Space and Naval Warfare Systems Command (SPAWAR) Space and Naval Warfare Systems Center (SSC) Atlantic Business Portfolios. The four-year task order, awarded under the indefinite delivery/indefinite quantity multiple-award SPAWAR Pillar Business and Force Support contract vehicle,