Assistant Professor       November 2003 onwards

 Dept. of materials and Metallurgical Eng,

 Indian Institute of Technology,

 Kanpur.

Research Associate   2003

 Advanced Centre for Materials science,

 Indian Institute of Technology,

 Kanpur.

Senior Research Engineer  2000 - 2002

 Dept. of materials and Metallurgical Eng,

 Indian Institute of Technology,

 Kanpur.

Research Associate     1993 - 2000

 School of Materials science and technology,

 Dept. of metallurgical Engineering,

 IT - BHU, Varanasi.

 Research Associate   1992 - 1993

 Dept. of Physics,

 Indian Institute of Technology,

 Bombay.

 Post Doctoral Fellow    1990 - 1991

 Dept. of Mechanical Eng,

 University of Nevada,

 Reno, USA.

 Post Doctoral Fellow    1989 - 1990

 Dept. of Mechanical Eng,

 University of Michigan,

 Ann Arbor, USA.