Leads the State Department in the government-wide effort to promote international energy security. This office unites U.S. diplomatic and programmatic efforts to build sustainable, transparent and predictable international markets for traditional hydrocarbons, civilian nuclear power, electricity, renewable energy, and energy efficiency that advance U.S. national security interests, environmental goals, and a strong national and global economy. The bureau also ensures that energy security is integrated into the nation’s foreign policy objectives and serves as the principal advisor to the Secretary of State on energy security strategy, policy, operations and programs.