|Mr. Prum joined the humanitarian mine action sector in 2002 working for Cambodian Mine Action Center (CMAC), the national and largest demining operator in Cambodia. He was in charge of department of international cooperation and project management as a senior director, a position held until October 2020.|
On 15 October 2020, Mr. Prum was selected and appointed as a new Executive Director of ASEAN Regional Mine Action Center for the term 2021-2023.
Mr. Prum holds a Bachelor Degree in English and Law. He was a recipient of Freemen Foundation Scholarship Award and earned his Master Degree of Law from William Richardson School of Law at the University of Hawaii at Manoa, USA.