MCKINNEY, TX—Raytheon will build a 200,000-square-foot assembly plant here, supporting 500 new high-tech jobs at its Space and Airborne Systems headquarters. Construction will be completed in late 2020.

LOWELL, MA—Raytheon Co. and the University of Massachusetts Lowell will establish a $3 million joint research facility here dedicated to future technologies for radar and communication systems.

HUNTSVILLE, AL—Raytheon Co. has revolutionized missile manufacturing at its sprawling, classified factory here, where automated transporters ferry missile parts to gleaming assembly stations, and even tuck themselves away for charging when their batteries run low.

FOREST, MS—Raytheon is expanding its radar manufacturing facility here as it anticipates growth in the airborne radar and electronic warfare markets. The defense contractor plans to add 20,000 square feet of space and increase its workforce by 150 employees.

HUNTSVILLE, AL—Raytheon has opened a new, 70,000-square-foot missile assembly plant here, where it plans to employ 300 people by 2014.