Tristan Bannon is Leidos’ Executive Director for Renewable Energy and Climate Change. In this role he is responsible for developing and executing an externally focused strategy to deploy Leidos’ world class technologies, technical expertise and delivery abilities to help clients mitigate and adapt to the impacts of climate change. His primary areas of focus are renewable energy technologies, climate data modernization, smart installations and infrastructure, strategies to electrify transportation, and the impact of climate change on national security.

Prior to joining Leidos, Tristan served at CACI International, most recently as a Vice President in their Engineering Solutions and Services operating group where in five years he was instrumental in securing over $5B in new single award contract wins. Prior to that Tristan held spent over ten years in leadership, management, growth, and technical roles at KGS Inc. and Lockheed Martin.

In addition to his role at Leidos, Tristan serves as the Vice Chair of the Washington Executive Climate Change Council and participates in numerous industry advisory and trade association.

Tristan holds a Master of Science in Computer Science from the Johns Hopkins University Whiting School of Engineering, as well as a Bachelor of Science in Computer Science from the University of California at Santa Barbara. He resides in Arlington, VA with his wife and two children.