He is Ph.D (Electronics), has been working as Principal, LNCT College, Jabalpur, MP, India. He has more than three decade of teaching and research experience in India and abroad. He got foreign fellowship from northern Institute of TAFE Melbourne, Australia; he also contributed in indo-German technical education project. Dr. Mahajan has published number of research papers in international journal and conferences. He received his Ph. D in Digital Image processing from Barkatullah University, Bhopal, India. He completed his Master of Technology from MNIT, Bhopal and Bachelor of Engineering from SGSITS Indore. Dr. Mahajan has guided number of research scholars for their research work in master and doctorates level. His area of interest includes Digital Image Processing, Digital Signal Processing, Optical Communication, Satellite communication, Antennas, Mechatronics and Robotics.