He worked at the Colonial War Memorial Hospital in Suva in the early 80"s as an OB/GYN resident in training. He holds an Bachelor of Medicine, Bachelor of Surgery as well as a post-graduate Certificate in Women"s Health and a Post Graduate diploma in Obstetrics from the University of the South Pacific and Fiji School of Medicine. He worked as a Specialist Obsterician and Gynaecologist at the Suva Private Hospital between 2000-2009.
He was appointed the Minister for Health in January 2009.
He replaced former Minister for Health, Doctor Jiko Luveni who took up another portfolio as Minister for Women. He joined Frank Bainimarama"s FijiFirst Party and was named as one of the first 21 candidates for the party in the upcoming general elections.
On 10 April 2015 Sharma resigned from Parliament. He was replaced by Jilila Kumar.