Bachelor of Engineering, Bengal Engineering College, 1984. Master of Technology in Computer Engineering, Indian Institute of Technology, 1997.
Graduate engineer, M/S Her Majesty Ltd., Hindmotor, India, 1985-1990; senior engineer, M/S Escorts Ltd., Faridabad, India, 1990-1991; scientist C, Defense Electronic Application Laboratory, Dehradun, India, 1991-1997; scientist D, member project Sarvadrista, Defense Electronic Application Laboratory, Dehradun, India, since 1997.
Member Institution of Electronics and Telecommunication Engineers (life), Computer Society of India.
Married Kaberi Khanna, January 24, 1992. 1 child, Rajan.