CACI International Inc is a simulation technology company. The Company provides information solutions and services. The Company operates through two segments: domestic operations and international operations. It serves clients in the United States federal government and commercial markets, primarily throughout North America and internationally on behalf of the United States customers, as well as in the United Kingdom and the Netherlands. The Company's primary customers are agencies and departments of the United States government. The Company's domestic operations segment provides information solutions and services to its domestic customers in market areas, which include business systems; command and control; communications; cyber security, and enterprise information technology. Its international operations are conducted through its subsidiaries in Europe, including CACI Limited and CACI BV. Its international operations segment provides IT services, and data and software products.