Teaching and Research Experience:
| Designation | Duration | Organisation |
| Professor | February 2013 – Continue | BITS Pilani |
| Associate Professor | August 2010 – January 2013 | BITS Pilani |
| Assistant Professor | May 2002 – July 2010 | BITS Pilani |
| Visiting Faculty | December 2000- May 2002 | IIT Kanpur |
| Senior Lecturer | March 1999-December 2000 | Tezpur University Central |
| Lecturer | March 1995 - March 1999 | Tezpur University Central |
| Research Associate | October 1994 - February 1995 | IIT Kanpur |
| Research Scholar | July 1990 – October 1994 | IIT Kanpur |
Courses Taught:
Courses taught at U. G./P.G. level (at BITS Pilani): Advanced Calculus, Linear Algebra, Complex Analysis, Differential Equations, Numerical Analysis, Probability and Statistics, Measure and Integration, Functional Analysis, Ordinary Differential Equations, Mathematical Modelling.
Courses taught at U.G. level ( at IIT Kanpur): Advanced Calculus, Linear Algebra, Complex Analysis, Ordinary Differential Equations, Partial Differential Equations.
Courses taught at P.G. level (at Tezpur University): Differential Equations, Numerical Solutions of Differential Equations, Quantitative Techniques, Business Mathematics, Linear Algebra, Measure Theory and Integration, Functional Analysis, Abstract Algebra.