Pabst is an environmental scientist at the U.S. Environmental Protection Agency’s regional office which serves New York, New Jersey, Puerto Rico and the U.S. Virgin Islands. He currently serves as Chief of the Drinking Water and Municipal Infrastructure Branch (DWMIB). In 2014, Pabst served as Chief of the Superstorm Sandy Recovery Green Team (SRGT). The SRGT fosters the inclusion of green infrastructure, green design, resilience, climate change adaptation and community planning in Sandy recovery projects. Pabst received an MS in Oceanography from State University of New York/Stony Brook and a BS in Biology from Clark University.