Daniel Payne

Daniel Payne is a Senior Vice President and the Chief Security Officer for ManTech. Mr. Payne is responsible for strategically setting ManTech’s security game plan and meeting requirements, from personnel to physical assets and facilities, digital security, insider threat and emerging threats, and more – internally and externally. His mission includes management and advancement of end-to-end protection for customer systems and information.

Mr. Payne is leveraging his extensive experiences to shape ManTech’s security policies and to maintain a posture of proactive and good security hygiene. He oversees a group of highly specialized security professionals who support the delivery efforts for U.S. government contracts that require access to classified information governed by the National Industrial Security Program (NISP) and other security programs.

Mr. Payne joined ManTech in November 2019 after a 37-year career with the CIA as a senior counterintelligence professional. During his career, he also served as Director of the Defense Department’s Defense Counterintelligence and Security Agency (DCSA), where he transformed security with an innovative risk-based methodology, fed by intelligence and tailored to support facilities and diverse technologies across 13,000 locations. From 2014 to 2016, he served as Deputy Director of the National Counterintelligence and Security Center, Office of the Director of National Intelligence (ODNI). Before leading security for the Defense Department and ODNI, Mr. Payne served as Deputy Chief of Counterintelligence and held numerous other senior leadership positions for the CIA. During his long and successful government career, he worked in the conduct of counterespionage investigations and all aspects of insider threat detection.

He has worked in more than 20 countries and with private sector companies to improve counterintelligence/security programs and postures. He has earned his reputation as one of the finest professionals in the fields of counterintelligence and security for the U.S. government.

He earned a Bachelor of Science in political science and international relations from Ball State University in Indiana.

"Our work makes us a prime target of adversary intelligence services. We are on the frontlines when it comes to protecting National Security. We cannot afford to let down our guard or become complacent."
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Mr. Payne has received numerous awards and medals for his accomplishments in the counterintelligence and security arenas, including the CIA’s Distinguished Career Intelligence Medal, Office of the Secretary of Defense Medal for Exceptional Civilian Service, the National Intelligence Superior Service Medal, National Intelligence Medal of Achievement, CIA’s Intelligence Commendation Medal, NCS’s Donovan Award, The George Bush Medal for Excellence in Counterterrorism, and the Intelligence Community Seal Medallion.

He holds the distinction of being the lead investigator in the identification, apprehension and conviction of CIA spy Aldrich H. Ames.


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