Scientist National Aeronautical Laboratory, Bangalore, India, 1978-1986.

Visiting scientist Wright Aeronautical Laboratories, Wright Patterson Air Force Base, Ohio, 1986-1988.

Senior scientist, head division structural integrity National Areo. Laboratory, 1988-1994.

Director BISS (P) Ltd., India, since 1994.

Director Secureoffice technologies private limited, since 2015

Professor of Tomsk Polytechnic University, since 2016

Society membership:

Chairman Committee Airframe Structural Integrity, 1990-1991.
Reviewer United Nations Development Program Projects, India, 1990-1991.
Member Aircraft Life Extension Programme, 1992-1994.
Fellow Indian Academy of Sciences.
Member of American Society for Testing and Materials.
Materials Research Society.