CACI, founded in 1962 and a pioneer in simulation software, provides the professional services and IT solutions needed in today's defense, intelligence, homeland security and federal civilian government arenas. The company delivers enterprise IT and network services; data, information, and knowledge management services; business system solutions; logistics and material readiness; C4ISR integration services; information assurance, information operations, and cyber security services; integrated security and intelligence solutions; and program management and SETA support services. CACI services and solutions help federal clients provide for national security, improve communications and collaboration, secure the integrity of information systems and networks, enhance data collection and analysis, and increase efficiency and mission effectiveness. CACI is a member of the Fortune 1000 Largest Companies of 2007 and the Russell 2000 index. CACI provides careers for approximately 12,000 employees working in over 120 offices in the United States and Europe.