Dan Duvak is the acting director for C5ISR Center’s Engineering and Systems Integration Directorate. Mr. Duvak is responsible for leading a world-class enterprise engaged in the life-cycle engineering, systems integration, and lab- and field-based experimentation of C5ISR technologies and capabilities. ESI establishes and executes a portion of the C5ISR Center’s comprehensive science and technology portfolio providing strategic program formulation guidance involving short- and long-range goals using existing and anticipated state-of-the art advances in communications, networking, mission command, agile software development, and defensive cyber domains.