Head, Guidance and Counselling unit, IITM, 1983-85
Head, Telecommunications and Computer Network group.The group constitutes of 11 faculty members over 100 project staff and about 100 Ph.D./ MS/ M.Tech/ B.Tech students + 300 engineers from industry : 1987 – present
Head, Department of Electrical Engineering, IITM: 1998-2001
In-charge of several Computerisation work at IITM at various times including Library Computerisation, Academic Record Computerisaion and Telephone Bill Computerisation.
In-charge of Telecom facility on IIM Campus for several years.
Chairman of several National Advisory and R & D committees including the National Advisory Committee on Communications and Information Technology
Member, Development Council of Department of Telecommunications and Department of Information Technology, Government of India
Advisory/Governing board member of several institutes including JNU, CEERI, Pilani and Anna University KBC Center
Advisory/Governing board member of several Centers including Centre for Policy Studies, Centre for Science & Environment, Centre for Indian Knowledge Systems, and Lok-Swasthya Parampara Samwardhan Samiti (LSPSS).