Northrop Grumman has been awarded a $59 million US Air Force contract for the engineering and manufacturing development (EMD) phase of the Embedded Global Positioning System (GPS)/Inertial Navigation System (INS)-Modernization, or EGI-M, technology. The EGI-M will be integrated into multiple platforms across all of the services and exportable versions will be developed for international customers. The lead platforms for EGI-M are USAF F-22 and US Navy E-2D.