He has also been associate professor at Shiv Nadar University;[7] founding editor of the international journal South Asian History and Culture.

[8] and founding co-director of the Times LitFest Delhi[9] He was an adjunct professor at the Indian Institute of Management Bangalore and held senior positions with the Global Fund and UNAIDS.

[23] Mehta and Majumdar joined again to write Sellotape Legacy, a detailed account of the politics, economics, and disaster of the Delhi Commonwealth Games in 2010.

Former Indian sports minister Mani Shankar Aiyar called it a "blazing expose" and a "thorough, well-researched, sober, and absorbingly well-written indictment of Everything You Wanted to Know about CWG [Commonwealth Games] but were Afraid to Ask.

[31] Alongside leadership positions in the media industry and international development agencies, Mehta has held several visiting appointments at universities and institutions in Australia, Switzerland, Singapore, and India.