Raytheon wins $228 million GPS ground system contract OCX is being built to command and control Lockheed Martin’s GPS III satellites. (Lockheed Martin) WASHINGTON — The U.S. Space Force awarded Raytheon Intelligence & Space a $228 million contract for the follow-on control system for the GPS satellite constellation. The contract awarded April 30 extends Raytheon’s work on a new ground system for the GPS constellation known as the Next Generation Operational Control System (OCX). The company already delivered Block 0 and is working on Blocks 1 and 2. This contract expands the company’s work to Block 3F, which will incorporate regional military protection and command and control for the future GPS III follow-on satellites.