Sarang studied at University Jammu. In 1977 he became a Bachelor of Science. In two years he became a Master of Science. In 1994 he became a Doctor of Philosophy.
Scientist Regional Research Laboratory, Jammu, from 1983 to 2010.
Vice-President R&D at Sami labs limited, Bangalore from 2010 to 2017.
Senior advisor R&D, Sami Labs Limited, Bangalore from 2017 till date.