Victor Oyenuga was born in Nigeria in 1955 and received his ND and HND in Civil Engineering and Building from Yaba College of Technology in 1975 and 1978, respectively. He also received his Bachelor's degree in Civil Engineering from the University of Lagos in 1981.
In 1984, he obtained his MSc and DIC in Public Health Engineering from Imperial College of Science, Technology, and Medicine in London. Oyenuga began his teaching career in 1979 at Yaba College of Technology and worked as a Senior Lecturer and Acting Head of Department at Lagos State Polytechnic until 1989. He then joined M/S Vasons Concept Group as a Technical Officer, eventually becoming a partner in the firm in 1991.
Oyenuga has presented papers at engineering conferences and has developed computer programs for structural analysis and design. He is a Fellow of several engineering institutions in Nigeria and has served on the boards of the Council for the Regulation of Engineering in Nigeria and the Council of Registered Builders of Nigeria.