His career spans in Cartography, Geography and Environmental Sciences. At the University College Swansea, Wales, he earned a Postgraduate Diploma in Topographic Science and later a combined honours degree in Geography and Cartography from Oxford Brookes University and later pursued postgraduate studies in Geographical Information Systems (GIS) as Leicester University. Sadiq returned back to Nigeria to work as a Lecturer in the department of Geography and also held the posts of Deputy Director and later Director Academic Planning at Usmanu Danfodiyo University, Sokoto.