Vrajalal has passed the energy auditor’s exam conducted by BEE, Ministry of Power, in 2004 (first Batch) with distinction and since then has been working as a Certified Energy Auditor. He is also a visiting Faculty member at University of Pune for M. Tech (Energy), where he has been teaching for 15 years, covering the subject of “Energy Audit and Conservation”. He is also a faculty team member for PRERANA (Energy professional group) for conducting coaching classes for new aspirants appearing for BEE conducted Energy Auditors Exam. He has been working for 46 years, focusing on the industrial activities and different ways of energy conservation. In 1995 he was selected as Fellow under US-AEP Environmental Fellowship program and visited USA to study utility run energy efficiency program.