Dr. Ravishankar currently serves as HoD and Chairperson of the Department of Electronics and Communication Engineering, School of Engineering, Amrita Vishwa Vidyapeetham, Amritapuri campus, He is also a Professor at Amrita Center for Wireless Networks and Applications. He has 26 years of teaching experience at postgraduate level as an Associate Professor in the Department of Marine Geology & Geographics of Cochin University of Science & Technology. Also, he has a very good research background. He was a Co-investigator of one of the DST project and as a Principal investigator in a UGC minor research project.