He is an Indian television actor known for his roles in the historical shows Dharti Ka Veer Yodha Prithviraj Chauhan, Jodhaa Akbar and Chandra Nandini. He began his television career with show Bongo as Ashu on DD national. Rahat afterwards did many other shows like lighthouse for children, jadui chirag, tarang, ye hawayan etc. Rajat came to Mumbai with his father & capture the role of Tantya, who was Sai Baba's brother in Sai Baba. After this He was selected by Sagar Arts to play his first lead role of young Prithviraj Chauhan in the series Dharti Ka Veer Yodha Prithviraj Chauhan for which he won best actor in ITA. After this He was selected by Ekta Kapoor of Balaji Telefilms to play the lead role in Tere Liye[, where he played the character of Robindo Ganguly. Later Rajat did episodic roles in Bandini and Fear Files: Darr Ki Sacchi Tasvirein. After this again Rajat was selected by Ekta Kapoor to play the lead role of Chandragupta Maurya in Star Plus show Chandra Nandini. Rajat also played the role Vikrant on Naagin 3, again produced by Balaji Telefilms.