Raytheon Co. is awarded an $81,311,942 cost-plus-fixed-fee modification to exercise an option under previously-awarded contract N00024-17-C-5405 for design agent engineering and technical support services for the Phalanx Close-In Weapon System (CIWS), SeaRAM, and Land-based Phalanx Weapon System. The Naval Sea Systems Command, Washington, District of Columbia, is the contracting activity.