[4] He has also been the chairman of the National Board of Accreditation, India (2018 – 2022)[5] and the chairman of the board of governors for Malaviya National Institute of Technology (MNIT) Jaipur (2012 – 2015).
[6] Aggarwal was also president of the Institution of Electronics and Telecommunication Engineers (IETE) during the period 2002 – 2004.
[7] Aggarwal obtained his engineering degree in electronics and communication from Punjab Engineering College, then under Panjab University in 1968 and M.Sc.-engineering in advanced electronics from the Kurukshetra University in 1971.
He got his Ph.D. from the Kurukshetra University with a thesis on "Reliability Evaluation and Optimization" in 1975, in the same year he became a professor.
[8] Aggarwal has worked in various fields of electronics and computer engineering and published several papers.