July 2023 | Present

• Under Secretary of State,                              Ministry of Foreign Affairs and International Cooperation

August 2020 | July 2023

• Ambassador of the Kingdom of Cambodia to the Federal Republic of Germany, and Non-Resident Ambassador of the Kingdom of Cambodia to Poland, Czech, Hungary, Croatia, Slovakia and Slovenia.

March 2017 | July 2020

• Deputy Director General, General Department of Asia-Pacific,

Mar 2013 | Jan 2017

• Counsellor, Royal Embassy of Cambodia to the Socialist Republic of Vietnam

2008 | 2013

• Deputy director, Europe department, MFA-IC

2007 | 2008

• Chief of Bureau, Europe Department, MFA-IC

2001 | 2007

• Second secretary, Royal Embassy of Cambodia to the Federal Republic of Germany

1979 | 2001

• Officer, Ministry of Foreign Affairs and International Cooperation Europe Department, Cooperation Department, Finances Department,