John Mengucci

John S. Mengucci

President and Chief Executive Officer

John Mengucci is President and Chief Executive Officer (CEO) of CACI International Inc, a global provider of expertise and technology serving defense, intelligence, and federal civilian government customers. Under his leadership, CACI continues to develop innovative and differentiated technology offerings aimed at serving our customers, delivering sustainable growth, and driving shareholder value.

Prior to his appointment as President and CEO, Mr. Mengucci served as Chief Operating Officer. In this position, he was responsible for developing and implementing CACI’s market-aligned strategy, deploying resources in areas of growth, creating the company’s recruiting and retention plan, and integrating strategic acquisitions that were critical to CACI’s strong operational performance. He was responsible for establishing the company’s Shared Services Center and oversaw many corporate functions, including business development, human resources, and contracts, to scale the organization and accelerate business growth. In 2022, 2021, and 2020, Mr. Mengucci was recognized on the Wash100 list. Mr. Mengucci was named to Virginia Business Magazine’s 500 Power List in 2022, 2021, and 2020. He was named one of WashingtonExec’s Top 25 Execs to Watch in years 2020 and 2019, and was selected by Federal Computer Week to its 2018 Federal 100 (Fed100) list of visionary and transformative government and industry leaders.

Mr. Mengucci also previously served as President of U.S. Operations, with primary responsibility for the company’s domestic, federal, state, and local markets, as well as the company’s main business groups. His accomplishments included evolving the company to successfully compete and capture larger opportunities in its market sectors, strengthening customer relationships through the delivery of operational excellence, identifying acquisition opportunities, and leading the integration of acquired companies and capabilities.

Before joining CACI, Mr. Mengucci was president of Lockheed Martin Corporation’s Information Systems and Global Solutions – Civil Product Line. In this position, he led a 13,000-person, $4 billion business area. His group served clients such as the Department of Homeland Security, the Department of Justice and the Federal Bureau of Investigation, the Federal Aviation Administration, the National Aeronautics and Space Administration, and other federal agencies. He oversaw additional growth markets as well as investments in health, energy, and financial markets.

Mr. Mengucci’s previous positions at Lockheed Martin included serving as president of Information Systems and Global Solutions – Defense. In this role, his responsibilities included the execution and growth of a $3.5 billion business area providing intelligence, surveillance, and reconnaissance; command and control; data fusion; and IT solutions and services to domestic and international defense departments. Before this, Mr. Mengucci held increasingly responsible executive roles with Lockheed Martin including assignments in their Electronic Systems, Space, and Information Systems sectors, beginning with his position as director of General Electric Corporation’s and later Martin Marietta Corporation’s Electronic Systems Radar Product Support Division in 1992.

Mr. Mengucci holds a bachelor of science degree in computer science from Clarkson College of Technology and serves on its board of directors, and a master of business administration in organizational management from Syracuse University.

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