| June 1990-June 1996 | Institute for Plasma Research (IPR) | Fellow |
|---|---|---|
| 1996-2002 | Institute for Plasma Research (IPR) | Associate Professor - I |
| 2002-2008 | Institute for Plasma Research (IPR) | Associate Professor - II |
| 2008-Present | Institute for Plasma Research (IPR) | Professor |
| November 1998-April 2000 | Physics Department, University of California, San Diego | Visiting Assistant Project Scientist |