Peter Stepien received a B.E. degree in Computer Engineering from the University of Newcastle and a Ph.D. degree from the University of Sydney and is registered as a CPEng. He is a senior member of the IEEE and member of Engineers Australia.

His current position is Senior Research and Development Engineer at ResTech. He is involved in the design and development of electronic equipment and provides a consultancy service to industry. He has carried out numerous investigations into earth fault limited power systems, including electric shock incidences and the use of VSDs, covering the effect of circulating currents, touch potential and the impact on protection devices. His work at ResTech resulted in a patent for detection of leakage or fault currents from equipment in an electrical power system and associated products.

Dr Stepien also holds the position of Conjoint Senior Lecturer at the University of Newcastle and teaches as a Casual Academic for the University of Newcastle, the University of Sydney and overseas institutions. He is Chair of the Engineers Australia Electrical College Branch, Newcastle Division.