Bachelor of Science, Birla Institute of Technology and Science, Pilani, India, 1966. Master of Science in Physics, Birla Institute of Technology and Science, Pilani, India, 1968. Master of Science in Technology Electronics, Birla Institute of Technology and Science, Pilani, India, 1970.
Doctor of Philosophy in Communications Engineering, Indian Institute of Science, Bangalore, 1985.
Scientist South Carolina-2 Tata Institute Fundamental Research, Bombay, 1970-1971. Scientist, engineer South Carolina Indian Space Research Organization, Trivandrum, India, 1971-1972, scientist, engineer SD2 Bangalore, 1972-1978, scientist, engineer Southeast, 1978-1982, head communications division Satellite Center, 1982-1992, group director communications Satellite Center, 1992—2001, scientist engineer, outstanding scientist, dep director Satellite Center, since 2001. Consultant International Telecommunications Union, 1989—1990, Regional African Satellite Communications Definition, 1994—1997.
Outstanding scientist, deputy director digital communications area Indian Space Research Organisation Satellite Center. Chairman working group information infrastructure Ministry of Information Technology, Government of India, 2000—2001.
Fellow: National Academy of Sciences, Institute of Electrical and Electronics Engineers, Indian National Academy Engineering (member council since 2000), Institution Electronics and Telecommunications Engineers India 1994-1997, 1999, 2000-2002, (guest editor special issue journal, Distinguished). Member: Astronautical Society of India.
Married Ranjana Purohit, December 10, 1974. 1 child, Ankit.