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Leo Mackin is an experienced security professional with a robust background in program security and emergency management. Currently serving as a Sr. Principal Program Security Officer and Site Lead at ManTech since February 2020, Leo has previously held multiple security-related roles in the U.S. Navy, including Security Manager and Antiterrorism & Force Protection Manager. In addition to a Master’s degree in Crisis/Emergency/Disaster Management from American Military University, Leo holds various certifications in homeland security and Lean Six Sigma. Previous consulting work as a Security Consultant further showcases Leo's expertise in communication and compliance within security operations.