Dr. Padmanabham is actively involved with several international and national professional bodies. He is currently the Chairman, Society for Automotive Engineers (SAE International) Hyderabad Division, Founder Chairman of the Indian Institute of Welding-Hyderabad; Fellow and Member of the National Governing Council of the Indian Welding Society; Fellow of Institution of Engineers (India)
He is a recipient of Materials Research Society of India Medal, Andhra Pradesh Scientist Award, Dr S. P. Luthra Memorial Lecture Award of Institution of Engineers and German Academic Exchange (DAAD) Fellowship. He is elected Fellow of Andhra Pradesh Academy of Sciences & Telangana Academy of Sciences and Member of the Sectional Committee on Engineering Sciences. He serves on several expert committees of the Government. He was Indian Co-Chair, Indo-German Frontiers of Engineering Symposia for 2014 & 15 and is now Chairman of the International Institute of Welding’s 6th Research and Collaboration Colloquium 2016.