Being an excellent scholar in Sanskrit like his grandfather Gadadhar Rajaguru and a great Tantra Sadhak, he was appointed as the Chief Minister-cum-Rajaguru of Gajapati Dibyasingha Dev in the year 1780 at the age of 41.
In 1779, during the war between the Khurda King and Januji Bhonsala at Badamba Garh, Narasingha Rajaguru was killed who was handling the army.