Indian Institute of Space Science and Technology
Director October 2024 - Present date
Aryabhatta Research Institute of Observational Sciences, India
Director December 2019 - October 2024
Indian Institute of Astrophysics, Bangalore, India
Senior Professor July 2021 - Present date
Professor January 2016 - June 2021
Associate Professor October 2010 - December 2015
Reader April 2007 - September 2010
Scientist C June 2004 - March 2007
Center of Excellence in Space Sciences, IISER ,Kolkata
Adjunct Faculty 2002 - Present date
National Astronomical Observatories of China, Beijing, China
Visiting fellow of the Chinese Academy of Sciences April 2015 - May 2015
Centre for Plasma Astrophysics, K.U. Leuven, Belgium
Visiting professor: Capita Selecta lecturer March 2013 - May 2013
Senior Fellow of the research Council February 2012 - May 2012
Postdoctoral Fellow March 2002 - March 2004
Fellowship granted by the (F.W.O.) or Fund for Scientific Research - Flanders (Belgium). Project title: 'Solar drivers of space weather'.
Postdoctoral Fellow March 2000 - February 2002
Two year fellowship granted by the research council of the Katholic University of Leuven, worked at the Centre for Plasma Astrophysics, Belgium. Continuing on the SOHO project.
Armagh Observatory, Armagh, United Kingdom
Postdoctoral Fellow September 1997 - February 2000
Particle Physics and Astronomy Research Council (PPARC) fellowship of the United Kingdom, worked at Armagh Observatory, studying the dynamics of solar atmosphere using data from the SOHO satellite (The Solar and Heliospheric Observatory), a NASA/ESA project. Data analysis and theoretical modelling.
Indian Institute of Astrophysics, Bangalore, India
Research Assistant December 1996 - September 1997
Indo-US project between Indian Institute of Astrophysics and Harvard Smithsonian Institute (between submission of PhD thesis and defence).
Belur Vidyamandir, Ramakrishna Mission Degree College, Calcutta, India
Teaching Assistant October 1989 - July 1990