Pharm. D.D. Gimba holds a B.Pharm Degree from the Faculty of Pharmaceutical Sciences, Ahmadu Bello University Zaria, in Kaduna State, Nigeria. He is a fellow of the Institute of Management Specialists.

He joined the National Agency for Food and Drug Administration and Control (NAFDAC) in 1994 after serving as a Community Pharmacist for four years.

He served in various Directorates and in different formations across the country. He is currently serving in Kaduna as the Director, North West Zone.