Hanford Plant Leadership 

Members of Bechtel’s leadership team for the Vit Plant are recognized experts in their fields. They bring decades of experience to the important clean-up mission at Hanford and are committed to the safe design, construction, and operation of this vital waste treatment facility.

Peggy McCullough, Project Director

Peggy McCullough, Hanford Plant leadership

Peggy McCullough is project director for the Vit Plant at Hanford. Bechtel manages design and construction of the Vit Plant for the U.S. Department of Energy’s Office of River Protection. McCullough was named project director in July 2013.

McCullough has three decades of engineering, procurement, construction, startup, and commissioning experience, as well as experience in management and operations. She joined Bechtel in 1988 and has successfully managed a number of Bechtel projects covering environmental remediation, demilitarization, nonproliferation, and global security.

From 2003 to 2006, McCullough was deputy general manager of Bechtel SAIC, the management and operations contractor for DOE’s Yucca Mountain Project. She then served as manager of Functions for the Bechtel division handling government work.

Before being named project director for WTP, McCullough served in Australia as project director of the Daunia Coking Coal Project in Queensland where she took the project to greater than 95 percent completion under budget and ahead of schedule.


Workers at the Vit Plant understand the importance of building a Vit Plant that operates safely because the Tri-Cities is their home. They are active members of the Tri-Cities community, and they are committed to protecting their families, the environment, and the Columbia River from radioactive and chemical waste threats. Learn more about the mission of Vit Plant employees in Employee Profiles.