| Year | Institution | Remarks |
| July 2003 onwards | Integrated Research and Action for Development(IRADe), New Delhi | Executive Director |
| January – March 2003 | Centre for Energy Studies, I.I.T., Delhi | Visiting Professor |
| June 1986 - 2003
|
Indira Gandhi Institute of Development
Research,
Bombay. |
Senior Professor; carried out
work on:
- Rural Energy Systems - Energy and Environment - Energy Technology Assessment - Power Systems Modelling. - Global Environment - Natural Resources Accounting - Guiding Ph.D. Students. - Climate Change |
| 2002 | Yale University | Visiting Fellow |
| Sept. 1995 -
Sept - 1996 |
United Nations University/ Institute of Advances Studies | Visiting Professor, Set up Env. Resources Project and guided international research students |
| June 1980
1986 |
IIASA, Laxenburg, Austria | Research Scholar, Resources and Environment for countries in Asia, Africa and Latin America. Energy-agriculture interactions and other topics, decentralized industries and capital goods for energy. |
| Dec. 1978 | Planning Commission, Government of India, New Delhi. | Senior Consultant (energy); energy demand projections and supply planning including methodology and models development; also consultant to the Western Regional Electricity Board of India; technology assessment exercises, energy and industries. |
| May 1976 -
Sept. 1978 |
International Institute for Applied Systems Analysis (IIASA), Laxenburg, Austria. | Research Scholar, Energy Systems; worked on energy planning strategies for developing countries in system analytic framework, macro-economic models and for renewable energy and global energy models. |
| 1974 | Dept. of Science and Technology;
Office of Environmental Planning
Govt. of India, New Delhi. |
Specialist; worked on problems
of environmental planning and monitoring environmental information system;
- carried out tasks of science and engineering research council which assessed collaborative research projects in the new frontier areas such as bio-medical engineering, environmental standards etc. by visiting institutions; - also identified joint technical programs with other countries; - represented Government of India at the International Conference of Women Scientists at Cracow, Poland, IWY (1975). |
| 1972-76 | Dept. of Atomic Energy; Govt. of India, Bombay. | Senior Scientist; large-scale computer calculations involving simultaneous integro differential equations. |
| 1970-72 | Bhabha Atomic Research Center, Dept. of Atomic Energy. | Senior Scientist; worked on many-body problems in nuclear structure theory. |
| 1968 | Tata Inst. of Fundamental Research, Bombay | Visiting Scientist; Optimization and development of large computer programs to solve non-linear equations. |
| 1967 | Inst. of Theor. Physik
Frankfurt, FRG. |
Visiting Scientist; research in nuclear interactions. |
| 1962 | University of Maryland, USA. | Teaching and research assistant in post-graduate courses, such as nuclear physics, electro dynamics, quantum mechanics, etc. Doctoral thesis in nuclear structure models. |
| 1961-1963 | University of California,
Berkeley |
Teaching and research assistantship in electromagnetism, classical mechanics and mass spectroscopy. Worked for IBM for summer 1963. |