The Department of Defense awarded a total of 11 defense contracts Thursday, worth $1.01 billion combined.

The largest of these contracts, an indefinite-delivery/indefinite-quantity, multiple-award contract to provide up to $461 million worth program management support services to the U.S. Army's Program Executive Office Enterprise Information Systems headquarters, directorates, project/product offices and related organizations, went to publicly traded Engility Corporation (NYSE:EGL) and five other, privately held companies. The six winners of the contract will bid against each other for the right to fulfill task orders as they are announced during the course of the contract, which runs through March 13, 2019.

Among the publicly traded defense contractors winning contracts:

  • Textron's (NYSE:TXT) AAI Corp subsidiary was awarded a $38.5 million contract modification to supply the U.S. Marine Corps with five tactical common data link retrofit kits and mobile maintenance facility spare sets for controlling Shadow unmanned aircraft systems (UAS) by May 31, 2017.
  • Boeing (NYSE:BA) won a $30.7 million cost-plus-fixed-fee contract to provide unspecified "support" for the Defense Advanced Research Projects Agency's (DARPA) Airborne Launch Assist Space Access program through Feb. 20, 2015.
  • ManTech (NASDAQ:MANT) SRS was awarded a $15.5 million option exercise to perform systems engineering, product assurance, program safety, systems security, risk management, and launch integration management services to the Space and Missile Systems Center's Launch and Range Systems Directorate through March 22, 2015.

Rich Smith has no position in any stocks mentioned. The Motley Fool owns shares of Textron. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.