[1] He won the Indian National Mathematical Olympiad at the state level in 1991 and the next year, he was selected for the National Talent Search Scholarship which helped fund his undergraduate work at the Indian Institute of Technology, Madras from 1992 to 1996.
[2][3] He earned his MS in engineering in 1997 from California Institute of Technology and won the AT&T World Leadership Award in the process.
[2] He continued at the institution for his doctoral studies under the guidance of Andrea Goldsmith of Stanford University and after securing a PhD in electrical engineering in 2000, he started his career in 2001 as a research scientist at AT&T Labs.
[2] Mehta's stay in the US would last till 2007 during which period, he also worked with Broadcom (2002–03) and Mitsubishi Electric Research Laboratories (2003–07).
[4][5][6] Mehta is a former member-at-large of the IEEE Communications Society (2014–15) and served as the director of corporate publications during 2012–13.