Kunga Gyaltsen was born in Tibet and came to India in 1983. He was admitted to UTCV School at Dharamsala, where he studied from Opportunity Class to 10th grade. After completing the class X board exam in 1991, he joined the Central Institute of Higher Tibetan Studies (CIHTS) at Sarnath, Varanasi, where he studied till Acharya, which is equivalent to MA, and completed B.Ed. from the Institute. During his college time, he served as the Secretary of the 28th Gelugpa Student Welfare Committee.
After completing his teacher’s training course in 2000, he joined TCV School Suja, where he served as the Tibetan language teacher for more than six years till February 2007.
In November 2007, he was recruited to the staff of the Central Tibetan Administration and posted as the editor of Children’s magazine in the Publication Section of the Department of Education. In 2019, he was appointed as the Director of the Education Council of the Education Department by the Kashag.
In 2020, he was transferred to the Kashag Secretariat as the concerned staff of the Task Force Section under Political and Public Affairs. In 2021, he was transferred back to the Department of Education in its administrative section.
He joined the Tibet Policy Institute on 25 January 2022 as the Deputy Director.