Kyaw Tint Swe joined the Ministry of Foreign Affairs in 1968[4][2] and served in various positions in the embassies of Myanmar in Israel, Malaysia, Germany, Thailand and Japan. From 1990 to 1993, and from 1997 to 2001, he served as Secretary of Myanmar’s National Commission for Environmental Affairs. He also served as Chairman of the Senior Officials for the Environment for the Association of South-East Asian Nations (ASEAN),
^"Mission Personnel". Permanent Mission of the Union of Myanmar to the United Nations. Archived from the original on 2 January 2015. Retrieved 16 April 2012.