Engineered Support Systems, Inc. has received orders totaling $11.1 million under the U.S. Navy's LPD-17 San Antonio Class Amphibious Transport Ship program. Northrop Grumman Ship Systems, a division of Northrop Grumman Corporation, recently exercised production options under existing subcontracts with the Company for the manufacture of four separate shipboard systems for the third and fourth ships of the program. Including previous awards and option exercises, Engineered Support has received funded contracts for the LPD-17 program totaling $25.3 million with additional options of approximately $45 million for the eight remaining ships expected to be built, according to Jerry Daniels, Vice Chairman and Chief Executive Officer.