Viji made her debut as the sister of Rajinikanth's character in the 1981 comedy film Thillu Mullu by K. Balachander. Despite the film becoming a success, Viji chose to concentrate on her studies and refrained from acting until the 1990s. Besides performing supporting roles in films including Paarthale Paravasam and Aaytha Ezhuthu, she mainly worked in television serials. In over 20 years, she was part of over 35 serials. In 2012, she acted in the film Aarohanam, and won critical acclaim for her performance. She has nominated as a best actress for the film Aarohanam. She has also nominated as a best supporting actress for the movie Madha Yaanai Koottam. She acted in many Tamil films that include Nerungi Vaa Muthamidathe, Pathemari, Thinkal Muthal Velli Vare, Nayyapudai and Vetrivel.