Dori Ellis

Deputy Labs Director, Chief Operating Officer

As the Deputy Labs Director Chief Operating Officer for Sandia National Laboratories, D.E. “Dori” Ellis provides leadership, oversight, management direction, and execution to implement the Labs Director’s strategic vision for safe, secure operations at Sandia.

Dori has an extensive career working in national security, including more than 30 years at Sandia. Dori has also served as Executive Director, National Laboratories Operations, for the University of California, Office of the President. Prior to that role, as the Associate Director at Large for the Strategic Development Office at Lawrence Livermore National Laboratory, Dori fostered a strong working relationship between the National Nuclear Security Administration and other federal agencies to expand interagency national security collaborations.

During her tenure at Sandia, Dori most recently served as Associate Labs Director for Integrated Security Solutions, providing leadership and management direction for Sandia’s California Laboratory and the Energy, Earth, and Complex Systems Center and Sandia’s Energy and Homeland Security mission portfolio; Principal Staff Director; Chief Operations Officer for Defense Systems & Assessments; and Director of the Global Security Line of Business/International Security, Transportation Surety, Nuclear Waste Management, and Nuclear Reactor Technology Centers.

Dori is a charter member of the National Women's History Museum and a member of the International Women’s Forum. She has been the U.S. representative to the International Atomic Energy Advisory Board on Nuclear Security and an advisor to the U.S. and Russian Academies of Science.

A graduate of the University of New Mexico, Dori holds bachelor's and master's degrees in mechanical engineering.

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