CACI International Inc. announced that it has been awarded prime position on a multiple-award, indefinite delivery/indefinite quantity contract with a $6 billion ceiling value to continue providing enterprise information technology support for the Defense Intelligence Agency (DIA) on the Enhanced Solutions for the Information Technology Enterprise (E-SITE) contract vehicle. Under the contract, CACI will provide a wide range of IT solutions and services in the areas of enterprise activities, customer outreach and field support, mission and business applications, enterprise computing and storage, networks and communications, cyber security, and other support services.