Mrs Popoola started her career as an Education Officer II at the Center for Educational Measurement (CEM) in 1992.
After the establishment of NABTEB in 1992, she was deployed as a Pioneer staff to join the service of the Board In 1995. She was promoted to the range of Examination officer I and later to senior officer. In the year 2000 she was promoted to the position of Principal Test Administration Officer. Madam became Chief Test Administration officer in 2006.
On the recommendation of her head office department, in 1992, she was promoted and awarded Best Staff of the year, she received the same award in 2007.
Amongst other awards received by Mrs R.G Popoola are;
- Star Award by FCT College of Education, School of Vocational and technical Education in recognition of her contribution to the growth of technical education in 2011
- Honour Award by Association of Proprietors of Technical and Vocational School Proprietor Abuja in 2012
- Good Leadership Award by Association of Proprietors of Technical and Vocational Schools in Nigeria in recognition of her contribution to the growth of NABTEB in 2017
- Award of Excellence by Proprietors of Technical and Vocational Schools in Nigeria in recognition of her positive contribution to the progress and development of Vocational and Technical Education and Training in Nigeria 2019.
Mrs Popoola R.G is a registered Teacher with the Teacher Registration Council Of Nigeria (TRCN). She is also a member of the Science Teacher Association of Nigeria (STAN).
Mrs Ruth Gyeyok Popoola is happily married to her beloved husband Engr. J.O Popoola and is blessed with many Children.