United States, July 21 -- Odyssey Systems Consulting Group Ltd., Wakefield, Massachusetts (FA2489-26-F-B008, $934,103,681); Aventis LLC, Huntsville, Alabama (FA2489-26-F-B007, $523,863,958) (FA2489-26-F-B005, $323,405,239); and Gauss Management Research and Engineering Inc., South Ogden, Utah (FA2489-26-F-B006, $115,855,859), have been awarded cost-plus-fixed-fee contracts for technical and management advisory services. This contract provides support for aerospace research, development, and test and evaluation activities.Work will be performed at, but not limited to, Arnold Air Force Base, Tennessee; Barksdale AFB, Louisiana; Beale AFB, California; Davis-Monthan AFB, Arizona; Duke Field, Florida; Edwards AFB, California; Eglin AFB, Florida;...