NRC ANNOUNCES CHANGES IN SENIOR MANAGEMENT 

 The U.S. Nuclear Regulatory Commission has selected Martin J. Virgilio to replace Dr. 

Bruce S. Mallett, who will retire in June after 30 years of public service, as Deputy Executive 

Director for Reactor and Preparedness Programs and Michael F. Weber who will replace Virgilio 

as the Deputy Executive Director for Materials, Waste, Research, State, Tribal, and Compliance 

Programs. 

 “I want to thank Dr. Mallett for his many years of dedicated service to supporting the 

mission of the NRC,” said Chairman Gregory B. Jaczko. “We will miss Bruce’s leadership, his 

expertise and insight. In light of his decision to retire, we are very fortunate to have strong, 

talented individuals like Martin Virgilio and Michael Weber to move into these senior 

management positions at our agency.” 

 Virgilio joined the NRC in 1977 and held progressively more responsible positions in the 

Office of Nuclear Reactor Regulation (NRR), including project director; chief, Inspection and 

Licensing Policy Branch; assistant director in the Division of Reactor Projects; and deputy 

director, Division of Systems Safety and Analysis. From 1997 to 1998, he served as executive 

assistant and director, Office of the Chairman under former Chairman Shirley Ann Jackson. 

From 1998 to 2001, he served as deputy director, Office of Nuclear Material Safety and 

Safeguards (NMSS), and in 2001 was appointed director. In 2004 Virgilio was appointed to his 

current position of deputy Executive Director for Materials, Waste, Research, State, Tribal, and 

Compliance Programs, OEDO. He received a bachelor’s degree from the United States Merchant 

Marine Academy and has completed post-graduate work in nuclear engineering at Catholic 

University. 

 Weber joined the NRC in 1982 and held progressively more responsible positions in the 

Office of Nuclear Material Safety and Safeguards (NMSS), including, chief of the Low-Level 

Waste and Decommissioning Projects Branch; chief of the Licensing Branch; deputy director, 

Division of Waste Management; deputy director, Division of Fuel Cycle Safety and Safeguards; 

and director of the Division of Fuel Cycle Safety and Safeguards. In 2002, he was appointed 

deputy director, Office of Nuclear Security and Incident Response, and in 2006, was appointed 

deputy director, Office of Nuclear Reactor Regulation. In 2007, Weber was appointed to his 

current position as director of NMSS. He has also served as a technical assistant to former 

NRC NEWS

U.S. NUCLEAR REGULATORY COMMISSION

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No. 10-045 March 8, 2010
Chairman Kenneth Carr and as executive assistant to former Chairman Jackson. Weber received 

a bachelor’s degree in geosciences from the Pennsylvania State University and is a graduate of 

the Senior Executive Service Candidate Development Program. 

Virgilio and Weber will transition to their new positions in mid-May. 

 

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