January 2025 | Present

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

 

September 2021 | December 2024

• Ambassador Extraordinary and Plenipotentiary, Permanent Representative of Cambodia to Belgium, Luxembourg, the Netherlands, Austria and the European Union

January 2019 | September 2021

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

 

May 2016 | January 2019

• Ambassador/Permanent Representative of Cambodia to ASEAN

 

April 2015 | May 2016

• Ambassador Extraordinary and Plenipotentiary of Cambodia to the Republic of Indonesia and Permanent Representative of Cambodia to ASEAN

Dec. 2013 | April 2015

• Director General, General Department of ASEAN, MFA-IC

January 2011 | 2013

• Deputy Director General, General Department of ASEAN, MFA-IC

Dec 2007 | January 2011

• Counsellor/Deputy Head of Mission, Royal Embassy of Cambodia/Mission of Cambodia to Belgium, Luxembourg, the Netherlands, Austria and the European Union

2001 | 2007

• Deputy Director/Head of Division, Political & Security Division, General Department of ASEAN, MFA-IC

 

2007

• Certificate of International Laws and International Negotiations, Phnom Penh, Cambodia