Sjir Nijssen finished his study at the Eindhoven University of Technology in 1965, and started working at the Control Data Corporation, a pioneer in the field of computer science, at the European headquarters in Brussels in Belgium.
Sjir Nijssen finished his study at the Eindhoven University of Technology in 1965, and started working at Philips at the department of Commercial Efficiency Reseach. In 1970 he moved to the Control Data Corporation, a pioneer in the field of computer science with the European headquarters in Brussels in Belgium.