Northrop Grumman Awarded U.S. Navy Combined Tactical Training Range Extension

HERNDON, Va., April 22, 2010 (GLOBE NEWSWIRE) -- The Naval Surface Warfare
Center has awarded Northrop Grumman (NYSE:NOC) a one-year $50 million contract
extension to provide operation, maintenance and engineering support for the
Combined Tactical Training Range (CTTR).

Northrop Grumman is in the fifth year of providing services under an indefinite
delivery/indefinite quantity contract, which was awarded in 2005. The contract
is valued at $217 million over five years.

CTTR provides both live and virtual training environments for the U.S. Navy's
tactical aviation training in Fallon, Nev., Yuma, Ariz., Miramar, Calif., El
Centro, Calif., Cherry Point, N.C., Oceana, Va., Key West, Fla., Ocala, Fla.,
and Beaufort, S.C.

Northrop Grumman is the prime contractor whose teammates include Arcata
Associates, Las Vegas; Westech International, Albuquerque, N.M.; Veteran
Enterprise Technology Services LLC, Tucson, Ariz.; and Chugach Management
Services Inc., Anchorage, Alaska.

"Supporting CTTR for the U.S. Navy allows us to work shoulder to shoulder with
our country's service members ensuring combat aviators train under the most
realistic conditions," said Wes Jarmulowicz, Northrop Grumman Technical Services
CTTR program manager. "We are proud to support a 'train like you fight'
mentality required by Naval/Marine Corps aviators ensuring they are prepared for
any situation they find themselves in."

Northrop Grumman Corporation is a leading global security company whose 120,000
employees provide innovative systems, products, and solutions in aerospace,
electronics, information systems, shipbuilding and technical services to
government and commercial customers worldwide.

CONTACT: Jeff Lacap
Northrop Grumman Technical Services
(703) 713-4488
jeff.lacap@ngc.com

Leah Smith
Northrop Grumman Technical Services
(703) 713-4616
leah.smith@ngc.com