About

Leadership

Sandia National Laboratories aerial view

Throughout its history, Sandia has been guided by the core principle of — in the words of President Harry Truman — providing "exceptional service in the national interest."

Stephen Younger

Stephen Younger

Laboratories Director

As the Labs Director for Sandia National Laboratories, Stephen Younger provides leadership and management direction for the safe, secure execution of all Sandia missions. 

David Douglass

David Douglass

Deputy Laboratories Director

As the Deputy Labs Director for Sandia National Laboratories, Dave Douglass provides leadership, oversight, management direction, and execution to implement the Labs Director's strategic vision for safe, secure operations at Sandia. 

Scott Aeilts

Scott Aeilts

Mission Services Associate Labs Director

As the Mission Services Associate Labs Director for Sandia National Laboratories, Scott Aeilts leads financial management systems, business excellence and process improvements, work authorization systems, information technology, purchasing, and other administrative services.

Mike Burns

Mike Burns

National Security Programs Associate Labs Director

As the National Security Programs Associate Labs Director for Sandia National Laboratories, Mike Burns manages Strategic Partnership projects for the U.S. Department of Defense and other federal government departments and agencies, Strategic Intelligence Partnership projects for the U.S. Intelligence Community, and industrial partnerships. 

Dori Ellis

Dori Ellis

Associate Labs Director for Division 8000, California Site, Energy and Homeland Security

As the Associate Labs Director for Division 8000, California Site, Energy and Homeland Security, at Sandia National Laboratories, Dori provides leadership and management direction for Sandia’s California Laboratory; the New Mexico Energy and Geosciences Center in Albuquerque; and other remote sites in Alaska, Texas, and Carlsbad, NM. In addition, she has primary responsibility for Sandia’s Energy and Homeland Security mission portfolio, as well as for California weapon systems engineering.

John Myers

John Myers

Human Resources and Communications Senior Director

As the Human Resources (HR) and Communications Senior Director, John Myers is responsible for ensuring that HR, Communications, and Employee Health Services operate efficiently to provide key Labs services in support of mission delivery.

Mark Sellers

Mark Sellers

Mission Assurance Associate Labs Director

As the Mission Assurance Associate Labs Director for Sandia National Laboratories, Mark Sellers leads and manages quality assurance systems, contractor assurance systems, and cyber security. 

Doug Bruder

Doug Bruder

Defense Nuclear Nonproliferation Associate Labs Director

As the Defense Nuclear Nonproliferation Associate Labs Director for Sandia National Laboratories, Doug Bruder leads the defense nuclear nonproliferation portfolio, including global threat reduction, nuclear risk reduction, and nonproliferation and international security programs. 

John Clymo

John Clymo

Infrastructure Operations Associate Labs Director & Chief Security Officer

As the Infrastructure Operations Associate Labs Director and Chief Security Officer for Sandia National Laboratories, John Clymo provides leadership to effectively and efficiently manage infrastructure operations, including safeguards and security, environmental restoration and waste management, laboratory facilities and construction, and emergency management.

Steve Girrens

Steve Girrens

Nuclear Deterrence Associate Labs Director & Chief Engineer for Nuclear Weapons

As the Nuclear Deterrence Associate Labs Director and Chief Engineer for Nuclear Weapons for Sandia National Laboratories, Steve Girrens leads the nuclear weapons program, which includes stockpile management and stewardship, research and development, systems planning and integration, manufacturing of assigned components, and technical support for National Nuclear Security Administration weapon production plants.

Susan Seestrom

Susan Seestrom

Advanced Science & Technology
Associate Labs Director &
Chief Research Officer

As the Advanced Science & Technology Associate Labs Director and Chief Research Officer for Sandia National Laboratories, Susan Seestrom manages multiple science programs, environmental technologies, computing, modeling and simulation laboratory-directed research and development, user facilities, and education programs.