CAE's Defense and Security business unit focuses on helping prepare military customers to develop and maintain the highest levels of mission readiness. CAE USA locations in Tampa Florida and Arlington Texas are part of CAE's Defense and Security business unit with specific responsibility for serving the United States, Latin America and select international markets.

With more than 3,000 employees, CAE USA is the largest segment within CAE's Defense and Security business unit. The organization leverages the full breadth of CAE's capabilities, technologies and solutions and provides simulation products, training services and training centers that contribute to the preparedness and readiness of United States and allied warfighters. 

CAE USA is a U.S. corporation that operates under a Special Security Agreement (SSA) with the U.S. Department of Defense. As a U.S. corporation operating under an SSA, CAE USA has its own U.S. board of directors that monitors and oversees all company activities related to classified and export-controlled information, security procedures, and company management. The President and General Manager of CAE USA reports directly to the CAE USA Board of Directors.