Mark Gilbertson Portrait

Mark Gilbertson is currently serving as the Associate Principal Deputy Assistant Secretary for Regulatory and Policy Affairs in the Office of Environmental Management (EM). The office provides technical and policy support in the planning and field-execution of EM waste and materials disposition, soil and groundwater remediation, and deactivation and decommissioning of EM facilities. He also provides leadership on matters related to regulatory affairs defined by law or negotiated or stipulated compliance agreements. He became the APDAS in November 2020.

In his more than 25 years in the EM complex, he has served in a number of key senior leadership positions, including as EM’s Principal Deputy Assistant Secretary, National Laboratory Officer, and in various Deputy Assistant Secretary positions such as Site Restoration, Program and Site Support, Engineering and Technology, and Environmental Cleanup and Acceleration. Previously, he has held the APDAS role for Regulatory and Policy Affairs from May 2017 to November 2018.

Prior to EM, Gilbertson served in several key leadership positions throughout other Department of Energy offices such as Legacy Management and the former Environment, Safety and Health Office. Gilbertson spent four years at the Environmental Protection Agency working on the Resource Conservation and Recovery Act regulations and prior to that, as an engineering consultant.

Gilbertson holds a Bachelor of Science in Chemical Engineering from the University of Wisconsin and an Executive Certificate in Management and Leadership from the Massachusetts Institute of Technology.