<Education>
- Feb. 1980 B.A. in Political Science and Diplomacy, Yonsei University, Seoul, Korea
- Aug. 1993 M.A. in International Relations, Columbia University, New York, U.S.A.
- Aug. 2000 M.A. in International Political Science, School of Political Science, Paris, France
- Dec. 2008 Ph.D. in International Politics, University of Toulouse, Toulouse, France

<Career>
- May. 1979 Passed High Diplomatic Service Examination
- Jul. 1979 Joined the Ministry of Foreign Affairs (MOFA)
- Feb. 1985 Second Secretary, Korean Embassy in the Kingdom of Belgium
- Dec. 1987 Second Secretary, Korean Embassy in the Central African Republic
- Jan. 1989 Second Secretary, Korean Embassy in the Republic of Senegal
- Aug. 1994 Director, Multilateral Trade Organizations Division, International Trade Bureau, MOFA
- Dec. 1995 First Secretary, Korean Embassy in the United States of America
- Feb. 1999 Worked at the Organization of Economic Cooperation and Development (OECD), Paris, France
- Aug. 2002 Deputy Director-General for Multilateral Trade Bureau, Ministry of Foreign Affairs and Trade (MOFAT)
- May. 2003 Senior Assistant Secretary, Office of the President
- Jul. 2004 Director-General, International Economic Affairs Bureau, MOFAT
- Feb. 2006 Ambassador and Deputy Permanent Representative, Korean Permanent Mission to the United Nations in New York, U.S.A.
- Mar. 2008 Ambassador for Energy and Resources, MOFAT
- Dec. 2009 Deputy Minister for Multilateral and Global Affairs, MOFAT
- Mar. 2011 Ambassador Extraordinary and Plenipotentiary to the Republic of Austria and Permanent Mission to the International Organizations in Vienna
- Mar. 2014 Visiting Professor, Hankuk University of Foreign Studies, Seoul, Korea
- Oct. 2015 Ambassador Extraordinary and Plenipotentiary to the Republic of India
- Jun. 2017 2nd Vice Minister of Foreign Affairs

<Awards>
- Dec. 2012Order of Service Merit (Red Stripes)
- Apr. 2014Das Grosse Silberne Ehrenzeichen am Bande für Verdienste um die Republik Österreich