2005 Apr - Present

Research Assistant

Department of Physics, Northeastern University, Boston, MA, USA.

2003 Aug - 2005 Apr

Teaching Assistant

Department of Physics, Northeastern University, Boston, MA, USA.

2001 Mar - 2009 Mar

Lecturer (on study leave from 2003 Aug to 2009 Mar)

Department of Physics, University of Jaffna, Jaffna, Sri Lanka

1999 Nov - 2001 Mar

Assistant Lecturer

Department of Physics, University of Jaffna, Jaffna, Sri Lanka

1992 Oct - 1994 Jun,

Assistant Teacher

1996 Apr - 1996 Dec

St. John’s College, Jaffna, Sri Lanka