Northrop Grumman won a $7.6 million contract from the U.S. Navy to definitize the previously awarded letter contract for engineering for the design and development of the Large Aircraft Infrared Countermeasures System for the CH-46E helicopters, including developmental and operational testing, support equipment, computer based training and long-lead items. Work will be performed in Melbourne, Fla., and is expected to be completed in July 2009.