Dr. S. Thirunavukkarasu completed his post-graduation in Physics from the American college affiliated to the Madurai Kamaraj University, Madurai in the year 1995. He joined as scientific officer in nondestructive evaluation division of Indira Gandhi Centre for atomic research Kalpakkam in the year 2000. His research interests include numerical modeling of electromagnetic NDE, signal, image processing and NDT systems development. He completed his doctoral thesis from Homi Bhabha National Institute (IGCAR) in the year 2015 for his work on the development of highly sensitive RFEC technique. He has over 50 technical publications in peer reviewed journals and 30 conference proceedings. He is being conferred the National NDT Award for Excellence in contribution to NDT Systems innovation & development for his outstanding contribution in the development of a field–worthy, modular high sensitive RFEC instrument. He is a recipient of DAE group achievement award two times. He is certified ASNT Level III in Electromagnetic NDE. He is actively involved in ISNT.