From 1973 – 1974, she enjoyed the Foreign Students’ Scholarship at the University of Michigan and from 1975 – 1976, the Graduate Assistantship in the Department of English, Eastern Michigan University, Ypsilanti.

In 1977, she joined the services of the University of Ilorin, Ilorin as an Assistant Lecturer in the Department of English.  She started her University Administration Career in 1979 when she joined the Registry of the University as an Assistant Registrar. She rose through the ranks to become a Deputy Registrar in October 1997. At different times in the University she was the University Examinations Officer, a Faculty Officer, the School Secretary at the Post-Graduate School, and the Academic Officer.   She also served as Secretary to various University Boards/Committees and was a member of various Committees and Associations among which were Student Welfare Board, Ceremonials Committee, Committee on Strategic Planning, Student Disciplinary Committee and Unilorin Press Management Board.  She was the first Chairman of the Unilorin Branch of the Association of Nigerian University of Professional Administrators (ANUPA).

In January 2006, she became the Foundation Registrar of Ajayi Crowther University, Oyo and has since been performing the functions of the Chief Administrative Officer of the University and providing leadership for the Registry. Her tenure has been renewed for another term of five (5) years, effective 1st January 2011.

Dr. Oyebanji is a Christian of the Anglican faith.

She is married to Prof. J. Oluwole Oyebanji and is blessed with children and grandchildren.