EG&G supports various U.S. federal agencies, primarily the Department of Defense and Homeland Security. EG&G assists in the development and deployment of new weapons systems and maintain and upgrade military aircraft and equipment. EG&G’s services also includes training pilots for the U.S. Armed Forces.

EG&G provides technical assistance for global threat reduction programs, and conducting homeland security preparedness exercises in communities throughout the U.S.

In addition, EG&G provides logistic support and operates and maintains installations for the military and other U.S. federal agencies.