Sunit Tandon is presently President of the Delhi Music Society that runs the Delhi School of Music.

Prior positions held include Director of the India Habitat Centre, New Delhi; Director General of the Indian Institute of Mass Communication, the premier Mass Communication and Journalism Institute of the country, under the Ministry of Information & Broadcasting; Chief Executive of the Lok Sabha Television Channel (LSTV), Lok Sabha Secretariat, Parliament of India; Festival Director of the 48th International Film Festival of India (IFFI, Goa); and General Manager of the National Film Development Corporation (NFDC).

Sunit Tandon was also a well-known news and current affairs anchor on Indian national television (Doordarshan and Lok Sabha Television) and a radio broadcaster on All India Radio. He has also, at various stages in his career, been a banker, a theatre critic, a western classical music critic.

He has been associated with theatre as an actor and director, working with such leading Delhi theatre groups as Yatrik, Stagedoor, Masque, Chingari, Scene Stealers, TAG, Primetime, Teamwork, Natwa, Akshara Theatre, Katyayani Productions, the Three Arts Club and with the Shakespeare Society, St. Stephen's College.

He has acted in over 150 plays and has directed more than 25 plays, including works by William Shakespeare, Jean Racine, George Bernard Shaw, Noel Coward, Neil Simon and Tom Stoppard. Some of his directorial ventures include, "9 Jakhoo Hill" by Gurcharan Das (selected as one of the Ten Best Plays of the Year 1996 by the Times of India and as “Pick of the Festival” at the Grahamstown Arts Festival, South Africa) for Yatrik, “The Merry Wives of Windsor”, “A Midsummer Night’s Dream” and “The Real Inspector Hound” for the Shakespeare Society, St. Stephen’s College, “Come as You Were” by Nicholas Kharkongor for Yatrik and “Full Circle” for Akshara Theatre.

He was able to combine his deep interest in Western Classical music and in the theatre when he undertook the stage direction for three productions of Western Classical Opera for the Neemrana Music Foundation: “El Nino Judio” (The Jewish Boy) by Pablo Luna, “La Vida Breve” (Life is Short) by Manuel de Falla and an Opera Gala at the Royal Opera House, Mumbai. As an actor, he has worked in plays directed by leading stage directors such as Joy Michael, Marcus Murch, Bhaskar Ghose, Kusum Haidar, Mohan Mehrishi, Bhanu Bharati, Ranjit Kapoor, K. Madavane, Gopal Sharman & Jalabala Vaidya and Feisal Alkazi. 

In recent years, he has also started accepting a few film roles. Films released so far include “Dil Bechara” Dir. Mukesh Chhabra, “Axone” Dir. Nicholas Kharkongor, “Ghost Stories” for Netflix Dir. Karan Johar, “Bell Bottom” Dir. Ranjit Tiwari, “Tejas” Dir. Sarvesh Mewara, the forthcoming “Lootyens” for Netflix Dir. Neeraj Panday, amongst others.