L-3 Integrated Systems Group

L-3 Integrated Systems Group (L-3 ISG) is recognized internationally as a systems integration organization specializing in the modernization and maintenance of aircraft of all sizes, and the study, design, development, and integration of special-mission systems for military and commercial applications. Headquartered in Rockwall, Texas, L-3 ISG has operations throughout the world. The L-3 ISG business operation's expertise spans the design, development, and integration of advanced avionics, special purpose airborne systems and aircraft modernization for government and commercial customers worldwide. L-3 ISG has more than 23,000 employees worldwide. Its facilities hold world-class designations, including Software Engineering Institute Capability Maturity Model-Integrated (CMMI) Level 3, CMM Level 5, ISO 9001 and the aerospace AS:9100 certifications. It holds Federal Aviation Administration Class 4 Unlimited Repair Station and Designated Alteration Station status at multiple facilities, as well as Part 135 Air Carrier license.