Christie is responsible for CIFF's energy portfolio.
Prior to joining CIFF, Christie served as the Director of the Office of Climate and Clean Energy at the U.S. Department of Energy. There she led the Clean Energy Ministerial, a global forum of energy ministers. She managed the 7th Clean Energy Ministerial, hosted by the U.S., where 21 countries, the European Union, nearly 60 companies and organisations, and 10 subnational governments committed more than $1.5 billion to accelerate the deployment of clean energy and increase energy access.
Christie also worked at the White House Council on Environmental Quality as Deputy Associate Director. In this role she worked on U.S. participation in the United Nations Framework Convention on Climate Change and the Paris Agreement, appliance and building efficiency, and the reduction of super pollutants. Christie also worked at the U.S. Treasury in the Office of Environment and Energy, where she was on detail from her permanent post at the U.S. Department of Energy's Office of Policy and International Affairs.
Prior to her graduate degree, Christie lived in Spain and Thailand, where she worked in public health and education, including disaster relief from the 2004 Indian Ocean earthquake and tsunami. Christie holds a Master of International Affairs from Columbia University and a BSc from the University of North Carolina at Chapel Hill, where she graduated with honours.