- Senior lecturer: Department of Chemistry, University of Jaffna, SriLanka (Nov 2010 – present)
- Academic visitor: Chemistry Research Laboratory, University of Oxford (Jan 2007-June 2007).
- Demonstrator: Department of Chemistry, University of Oxford (2002-2005).
- Assistant Lecturer: Department of Chemistry, University of Jaffna, SriLanka (1999-2001).
Electrophilic routes to tertiary adamantly and diamantylphosphonium salts, JasothaPrabagar, Andrew R. Cowley, John M. Brown. Synlett, 2011, No 16, pp 2351-2354.
4th International Symposium on Homogeneous Catalysis, T. U. Munich, Germany, 5 th July 2004. “C-H Activation of thiazolium and benzothiazolium salts by platinum phosphine complexes and synthesis of adamantyl phosphines” – Final year D.Phil presentation, CRL, Oxford.