Commissioner Matthew J. Marzano

The Honorable Matthew J. Marzano was appointed as Commissioner of the U.S. Nuclear Regulatory Commission by President Joe Biden and confirmed by the U.S Senate to a term ending June 30, 2028.

Marzano previously served as a “detailee” from the Idaho National Laboratory on the U.S. Senate Committee on Environment and Public Works, where he advised the committee on policy matters relating to clean air, climate, and energy, including the bipartisan ADVANCE Act.

Prior to this role, Marzano was selected as an American Association for the Advancement of Science Congressional Fellow, representing the American Nuclear Society and serving on the U.S. Senate EPW Committee. Marzano combines his policy background with more than a decade of experience in the nuclear industry, during which he focused on nuclear energy systems for both defense and commercial applications.

Marzano earned his Senior Reactor Operator license at Braidwood Nuclear Power Station, in Illinois, where he led installation testing of a modernized control system to improve plant performance and safety. He began his career as a civilian instructor for the Naval Nuclear Propulsion Program at the U.S. Department of Energy. In that capacity, he oversaw the training of U.S. Navy personnel preparing for assignment as nuclear plant operators on submarines and aircraft carriers. Following this role, Marzano transitioned to the commercial nuclear power industry at the V.C. Summer new nuclear construction project in South Carolina, where he supported construction activities while pursuing a Senior Reactor Operator license.

Marzano earned bachelor’s and master’s degrees in Nuclear Engineering from the University of Florida, where his research focused on the modeling of nuclear energy systems.

January 2025