KS Jeevan gained his first international experience at the Junior World Championships 2012 in Barcelona , where he was eliminated in the first round with the Indian 4 x 400 meter relay in 3: 20.12 minutes. In 2018 the Indian relay took part in the Commonwealth Games in the Australian Gold Coast and was used there in advance; the season was later disqualified in the finals. At the end of August he also took part with the relay at the Asian Games in Jakarta , where he won the silver medal behind the team from Qatar. There, too, it was only used in advance. The following year he was disqualified with the relay at the Asian Championships in Doha . He then retired at the World Relays in Yokohama with 3: 06.05 min in advance, as well as at the World Championships in Doha in October with 3: 03.09 min. Shortly afterwards he won the bronze medal over 400 meters behind the Sri Lankans Aruna Dharshana and Lakmal Priyantha and silver with the relay behind the team from Sri Lanka at the South Asian Games in Kathmandu in 47.42 seconds .