The Boeing Co., Anaheim, Calif., is being awarded a $33,888,986 cost plus incentive fee, cost plus fixed fee contract to provide the following efforts for the TRIDENT II (D5) Navigation Subsystem: (1) engineering support services, and problem investigations for US and UK owned Electro-statically Supported Gyro Navigator (ESGN) navigation inertial equipment, (2) modification, refurbishment, and repair of U.S., and UK ESGN instruments and components, (3) TRIDENT II (D5) shipyard overhaul field engineering, (4) US Fleet Documentation, Surveillance Program, and Training, and (5) US/UK Stable Platform Housing Refurbishment. Work will be p erformed in Anaheim, Calif., (90 percent) and Heath, Ohio, (10 percent), and work is expected to be completed Jun. 2012.