2008 - 2010 Post Doctoral Fellow
The Inter-University Centre for Astronomy and Astrophysics (IUCAA),
Pune, India.
2010 - 2012 Post Doctoral Fellow
Center for Relativity and Gravitation,
Department of Physics, Beijing Normal University,
Beijing, China.
2012 Post Doctoral Fellow
Max-Planck DST Partner Group on Gravitation,
IIISER, Thiruvananthapuram, India.