Honorable Dale R. Marks

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Dale R. Marks is the Deputy Under Secretary of Acquisition and Sustainment (PTDO). He is responsible to the Under Secretary of Defense for all matters pertaining to acquisition; contract administration; logistics and materiel readiness; installations and environment; operational energy; chemical, biological, and nuclear weapons; the acquisition workforce; and the defense industrial base.

Senate confirmed in June 2025 as the Assistant Secretary of War for Energy, Installations and Environment. In this role, he is the principal advisor to the Under Secretary of Defense for Acquisition and Sustainment for all Department of Defense matters relating to energy, installations, and the environment, including operational and facility energy, installation maintenance, and environmental planning. He also provides budgetary, policy, and management control over the Department of Defense's extensive real property assets, which include millions of acres of land and in excess of 500,000 buildings and structures located at over 800 installations.

Previously, Mr. Marks served as the Executive Director of the 96th Test Wing at Eglin Air Force Base, Florida. He directed a workforce of over 10,000 military, civilian, and contractor personnel, leading developmental testing and evaluation of advanced weapon systems. He also directed all base operating support, infrastructure, and services support for the Air Force’s largest installation, with tenant organizations from across all the Services.

Mr. Marks’ prior experience includes serving as the Deputy Director for Strategy, Plans, Programming, and Analysis for National Guard Bureau (NGB) Space Operations, managing critical requirements and policy for Department of Defense, U.S. Space Force, and National Guard space operations. His previous experience includes serving as Deputy Chief of Staff at Continental NORAD Region – 1st Air Force (Air Forces Northern) and as deployed Chief of Staff for Operational Sustainment in Kabul with U.S. Forces – Afghanistan and NATO RESOLUTE SUPPORT. He also served as a Senior Environmental Consultant to the Secretary of the Air Force's office for Energy, Installations, and Environment, and held the position of Duty Director at the National Operations Center, Department of Homeland Security.

Prior to his career in civil service, Marks military career spanned over 24 years of both Active Duty and National Guard service in the U.S. Air Force. A combat fighter pilot with over 3,000 hours in A-10, F-15E, AT-38, and F-16 aircraft, Mr. Marks brings extensive operational experience to his current role.

Mr. Marks holds degrees from Bowling Green State University and the National War College. He is a recipient of the Bronze Star, the Department of the Air Force Meritorious Civilian Service Award, and the Joint Civilian Service Award.

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