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United States Department of Transportation United States Department of Transportation

Deputy Administrator

Daphne Y. Jefferson

Mrs. Jefferson became the Agency’s Deputy Administrator in February 2015 after serving as the Counselor to the Chief of Staff at the U.S. Department of Transportation (DOT) in the Office of the Secretary (OST). 


Prior to serving as the Counselor to the Chief of Staff, she served as the Deputy Assistant Secretary for Administration in OST. In this role, she provided leadership and oversight in the areas of human resources, security, acquisitions and grants, transportation and facilities, and space management. Previously she also served as the Associate Administrator for Administration for the Federal Motor Carrier Safety Administration (FMCSA) at DOT. As Associate Administrator, she provided executive oversight of acquisitions management, management services, human resource management, and training in support of the FMCSA mission.

Mrs. Jefferson previously held the position of Administrator of the Office of Financial and Administrative Management with the U.S. Department of Labor Employment and Training Administration (ETA) where she led Federal employees and contractors that performed diverse functions in support of ETA staff and the agency budget of over $9 billion. These functions include Federal grant and contract management, audit resolution, budget formulation and execution, accounting, administrative services, human resource management, training, labor relations, equal employment opportunity, and emergency preparedness.

Mrs. Jefferson also served as the Director of Business Integration in the National Aeronautics and Space Administration's (NASA) Office of the Chief Financial Officer. At NASA, she directed the development and implementation of financial management policies, processes and procedures, ensured the integration of financial management regulations with NASA's agency-wide business systems, and led the workforce development effort for the financial management community.

Mrs. Jefferson began her federal career with the Federal Aviation Administration (FAA). Over a 20-year period, she held positions of increasing responsibility within the Air Traffic Control Service, including managing air traffic control field facilities and serving as manager of the Meteorological Support Branch in Washington, DC. As Branch Manager, she was the Air Traffic organization's lead for aviation weather issues affecting the air traffic control system and managed the FAA's nationwide contract weather observation program.


Mrs. Jefferson holds a Masters in Public Administration from American University and served as a Brookings Institution Legislative Fellow in the U.S. House of Representatives.

Deputy Administrator Daphne Y. Jefferson
Last updated: Tuesday, August 1, 2017