Systems Co., Integrated Defense Systems, Tewksbury, Mass., is being awarded a not to exceed $994,300,000 cost-type modification to previously awarded contract N00024-05-C-5346, for DDG 1000 and DDG 1001 mission system equipment (MSE) production and engineering support services. The MSE is being developed as part of the DDG 1000 ship systems detailed design and integration effort. The MSE includes the following: total ship's computing environment infrastructure; acoustic sensor suite element – including the bow array sensor suite; dual band radar; electro-optic/infrared sensor; ship control system; identification of friend or foe; common array power and cooling systems; electronic module enclosures; and Mark 57 vertical launcher system. The MSE is being procured for the program executive office for ships (PMS500). Work will be performed in Moorestown, N.J.(21 percent); Portsmouth, R.I.(20 percent); Andover, Mass.(18 percent); Tewksbury, Mass.(17 percent); Marlborough, Mass., St. Petersburg, Fla., Ft. Wayne, Ind.(17 percent); and Sudbury, Mass.(7 percent), and is expected to be completed by December 2012. Contract funds will not expire at the end of the current fiscal year. The Naval Sea Systems Command, Washington, D.C., is the contracting activity.