Brian Dunbar is a CIA careerist currently serving as Assistant Director, National Counterintelligence and Security Center at the Office of the Director of National Intelligence. In this role, Mr. Dunbar and his colleagues within the Special Security Directorate are responsible for assisting the DNI in his role as the Security Executive Agent for the Federal Executive Branch.

Mr. Dunbar has served with CIA since September 1988, entering on duty as a security officer. In his 30 year career, he has held senior leadership positions at the Group, Division, Branch and Staff levels, and also, in addition to those assignments listed above, served as the Director of Security for the Office of the Director of National Intelligence (2010-2013) and completed two assignments with the National Reconnaissance Office.

Mr. Dunbar's CIA experience includes leadership in a number of security business areas including personnel security, physical security, industrial security and area security. He was named to the CIA Senior Intelligence Service in 2017.

Mr. Dunbar holds a Master's Degree in Public Administration from George Mason University, and Bachelor's Degree in Political Science from Hampden-Sydney College.