Oshkosh's (NYSE: OSK) defense segment has received delivery orders worth $346.4M combined to update heavy tactical vehicles for the U.S. Army and its Reserve component.

General Electric (NYSE: GE) has secured a $215M contract modification to supply 48 F414-GE-400 engines and associated devices for the U.S. Navy's F/A-18 Super Hornet aircraft.

One joint venture and four independent firms have won spots on a potential five-year, $975M contract for design-build and design-bid-build services to general construction projects within Naval Facilities Engineering Command's Mid-Atlantic area of responsibility in North Carolina.

Tim Prange, formerly a PAE vice president, has joined FSA Federal as head of a company division that offers support to the U.S. Citizenship and Immigration Services.

Leidos' (NYSE: LDOS) QTC Medical Services subsidiary has won a potential five-year, $999M contract to provide commercial health services to U.S. Army Reserve troops.

Accenture's (NYSE: ACN) federal arm has won a potential seven-year, $201M task order help the Transportation Security Administration's technology solutions division consolidate and maintain credentialing systems, G2Xchange FedCiv reported Wednesday. The report said Accenture Federal Services bested one other vendor for the task order under the General Services Administration's Alliant 2 contract vehicle.

Gulf Island Fabrication's shipyard business has received a two-year, $129.9M contract modification to build two towing, salvage and rescue vessels for the U.S. Navy.

Lockheed Martin (NYSE: LMT) has secured a six-year, $932.8M contract modification from the Missile Defense Agency to manufacture ballistic missile interceptors for the U.S. government and Saudi Arabia to fullfill a foreign military sales case requirement.

The National Center for Manufacturing Sciences has landed a potential five-year, $900M contract to continue managing a contracting program that allows commercial and academic organizations to develop sustainment tools and processes for the Department of Defense. It marks the fourth cooperative agreement NCMS received to serve as DoD's managing partner for the  Commercial Technologies for Maintenance Activities program,

Southwest Valley Constructors has received a $524M contract modification from the U.S. Army to continue design-build services for a barrier wall replacement project in Tucson, Ariz.