· Acting Mayor of Seoul Metropolitan Government (July 2020 -)
· Vice Mayor I for Administrative Affairs (January 2020)
· Deputy Mayor, Planning and Coordination Office (May 2019)
· Master of Public Administration, Harvard Kennedy School, Massachusetts, United States (June 2000)

· Secretary General of ICLEI - Local Governments for Sustainability (2013-Present)
· Deputy Secretary General of ICLEI (2007-2012)
· Regional Director for Europe (2002-2012)
· Deputy Regional Director for Europe and Program Director LA21 (2000-2002)

· Secretary General of WeGO
· Served as the Ambassador of the Republic of Korea to Angola
· Worked as the Director General for International Cooperation at the Ministry of Health & Welfare
· Served as the Minister-Counselor at the Korean Embassy in Warsaw
· Served as the Counselor at the Korean Embassy in Washington DC.

· United Nations Secretary-General announced the appointment of Mami Mizutori of Japan as Assistant Secretary-General and Special Representative of the Secretary General for Disaster Risk Reduction
· Position a combination of management and leadership expertise as well as more than 25 years of experience in international affairs and security
· Served for 27 years in the Japanese Ministry of Foreign Affairs in various capacities