Academic Choudhury worked as a research scholar in the Department of Physics, Dhaka University from 1973-1975, before joining as a lecturer in 1975. She worked as a part-time tutor in the School of Physics, University of New South Wales, Australia, 1980-82. She came back to Bangladesh to join the Department of Physics, Dhaka University as an assistant professor in 1983. She became associate professor in 1988 and was promoted to professor in January 1998. She retired from the same department as a selection grade professor in July 2016.
University administration Choudhury worked as the provost of Rokeya Hall, Dhaka University, from October 1999 to February 2002. She served as a member of the advisory committee of Semiconductor Technology Research Centre (STRC), University of Dhaka from 1993 to 2016. She also served as the director,
Bose Centre for Advanced Study & Research In Natural Sciences, University of Dhaka, from March 2010 to June 2017. As the director of
Bose Centre, she organised the 1st and 2nd International Bose Conference at the Nabab Nawab Ali Chowdhury Senate Bhaban of the
Dhaka University in 2013 and 2015 respectively. Prof.
Partha Ghose spoke as the keynote speaker of the event. She also organized many international workshops, Bose lectures, and birth and death anniversary of S.N.Bose, where many eminent national and international academicians and scientists attended. Prof.
M. Zahid Hasan delivered Bose lecture in November 2015, in the Nawab Ali Chowdhury Senate building. She was a member of the Dhaka University Senate from 2013- 2016
Research Choudhury worked on various aspects of thin-film properties, solar cells, ferrite and ceramic materials, nano and advanced materials, biophysics, and crystallography throughout her career. She has over 200 peer-reviewed national and international publications and has over 555 citations according to the Google Scholar (as of September 2020) and 456 citations according to ResearchGate. ==Advocacy==