Mr. Lacy is a Senior Foreign Service Security Engineering Officer with the Diplomatic Security Service currently serving as the Deputy Assistant Secretary and Assistant Director for Cyber and Technology Security. He assumed this position in April 2021. The Directorate is a crucial part of the Department of State’s law enforcement and security strategy that brings together cybersecurity, technology security, and investigative expertise to support the conduct of U.S. Foreign Policy.

Prior to this appointment, he served as Director of the Countermeasures Program Division in the Office of Security Technology, where he managed the domestic and overseas technical countermeasures program and served as the Department’s point of contact for technical countermeasures operations within the United States Intelligence Community.

Mr. Lacy served as Regional Director for Security Engineering for Near Eastern Affairs (Middle East and North Africa) from 2016 to 2019. He served as the Branch Chief of Security Engineering Services (2012-2015) where he oversaw the technical security advance operations for the traveling Secretaries of State. He was posted overseas as Officer-in-Charge of ESC Baghdad, Iraq (2015-2016), ESO Bogota, Colombia (2010-2012), and ESO Brussels, Belgium (2007-2010). He also opened both the ESOs in Brasilia, Brazil (2002-2005) and Lagos, Nigeria (2000-2002).

Mr. Lacy is the individual recipient of four of the Department’s Superior Honor Awards including one for Security Engineering Officer of the Year.

Through varied tours, Mr. Lacy always sought to support the wonderful people of the Department. He was chair of the American Embassy Baghdad Employee Association, the largest in the service and a critical part of the morale and well-being of the personnel at the world’s largest embassy.

Mr. Lacy is a proud native of Washington, DC. He holds a Bachelor of Science degree in Mechanical Engineering from Howard University and is a Certified Information Systems Security Professional (CISSP).