Before entering politics, he served as the project coordinator (World Bank and Global Fund Project), planning officer at Ministry of Health, program manager at National HIV/AIDS control program, (2014-2018) and National professional officer at World Health Organization, (2014-2016).[4][5]
On 3 November, Lotay Tshering formally announced his cabinet structure, and Namgay Tshering was named as the Minister for Finance.[7] On 7 November 2018, he was sworn in as Minister for Finance in the cabinet of Prime Minister Lotay Tshering.[2]