General Atomics Systems Integration, LLC (GA-SI), an affiliated company of General Atomics is a provider of best value defense services for U.S. and International customers.  The Aero Services Division is a full service solution to meet the persistent intelligence, surveillance, and reconnaissance (ISR) challenges facing domestic and allied nation security missions.  The Engineering Services Division is a leading edge expert in reliability, maintainability and sustainability improvement for U.S. aging aircraft systems. 

Persistent Intelligence, Surveillance, and Reconnaissance (ISR) Services
Drawing upon their close working relationship with General Atomics affiliate companies and their strategic partnerships with leaders in the aviation ISR industry, Aero Services provides contractor operated teams of ISR professionals experienced in ISR systems operations, aircraft maintenance, logistics support, and processing, exploitation, dissemination (PED) services to U.S. and allied foreign government customers.

Engineering Services
GA-SI Engineering provides new-development and aging-system services to military and commercial customers. Customers receive holistic solutions to complex life-cycle problems involving mechanical, hydraulic, and electrical systems. GA-SI identifies and quantifies system requirements, creates alternative design concepts, performs design trades, selects and implements the optimal design, verifies the design is properly built and integrated, and provides post-implementation assessment to confirm requirements are successfully met.

Test and Evaluation
GA-SI Test and Evaluation provides the customer a responsive and independent assessment through Developmental, Operational, and Investigative test and evaluation. The GA-SI test team utilizes proven methodologies, matrices, and system replication to deliver quantifiable results.

Field Service
GA-SI Field Service team provides rapid support to its customers. With a team of senior aviation experts, and a diversified group of engineers, customers can rely on superior support pursuant to mission requirements. GA-SI's Field Service team includes industry experts with more than 20 years' experience in the field, providing customers prompt and accurate maintenance, logistics, and engineering services.