He is a Chemical Engineer of over thirty years standing, having taken a B. Sc. From the University of Lagos in 1977, an M. Sc. from Strathclyde University, Glasgow, UK, 1979, and a Ph. D. from the University of Technology, Loughborough, UK, 1982. He has had vast experience in very reputable international companies: ICI in the Paints Division, SHELL in the Upstream Petroleum Sector, and TEXACO in the Downstream Petroleum Sector.

He is currently the Chief Executive Officer Matrix Petro-Chem Limited, a Nigerian Oil & Gas Services company with a focus on Chemical and Pipeline Services. Dr. Erinne is a COREN registered Professional Engineer in Nigeria, as well as Fellow of Nigeria Society of Chemical Engineers (NSChE) and the Nigerian Society of Engineers (NSE). He is also a member of the Nigerian Gas Association (NGA) and Tribology Society of Nigeria (TSN). He was the National President of the Nigerian Society of Chemical Engineers (2011-2012). And also appointed to the board of Directors at Vitapur Nigeria Ltd, a subsidiary of Vitafoam Nigeria Plc.