During his career life, Dr. Staden worked as an Engineering Manager, Laboratory Manager, an Instrumental Analytical Chemist, a Chemical Engineer, and as a Professor of Analytical & Process Analytical Chemistry. He worked for many universities, companies and laboratories within the Oil, Gas and Petrochemical industries.
Dr. Staden received numerous awards for his distinguished performance such as the D F du Toit Malherbe-award for his research on Flow Injection Analysis, the AECI Gold medal and the Eminent Academic Achievement from the University of Pretoria since 1995 etc. He is one of the finalists of the NSTF SET awards for 2000, 2002 and 2003 and the runner-up in 2001. He is the winner of the prestigious Havenga prize for Chemical Sciences. He together with Raluca Stefan received the first Merck Medal from SACI in 2000. Koos has been awarded the JAFIA Scientific Honor Award (Certificate and Medal) for his glorious contribution to Advance of Modern Chemical Analyses as pioneer of Flow Injection Method by The Japanese Association for Flow Injection Analysis and the Division of the Japanese Society for Analytical Chemistry as part of their 20th anniversary celebrations in December 2003. This award is granted only every 5 years.
He serves on the International Editorial and Advisory Board of a number of international journals and in various positions in the scientific community e.g. Chairman on the Commission on General Aspects of Analytical Chemistry (V 5.1) of the Analytical Chemistry Division of the International Union of Pure and Applied Chemistry (January 1996 till the end of 2001), member of the Analytical Chemistry Division of the International Union of Pure and Applied Chemistry (January 1996 till the end of 2001), titular member of IUPAC from 1994 and FELLOW from 2001, Vice-Chairman (1989 - 1990) and Chairman (1990 - 1993) of the Working Party of Analytical Chemists now Analytical Division of the Federation of European Societies, Chairman of the First National Symposium in Analytical Chemistry, ANALYTICA'90, in South Africa, etc. He serves on the Scientific Committees of various international conferences, symposiums and bodies, is a Member of a number of Steering Committees and serves in various positions on a number of International Research Foundations. He was co-chairman and chairman of the International Program Committee of the 12th international conference on flow injection analysis (ICFIA'2003) held in Venezuela in December 2003, serves on the international steering and scientific committees of ICFIA'2003, ICFIA'2005 and the international scientific committee of IMA'2003 and IMA'2005. He was invited for 2004 to serve on the International Scientific Committee of the 8th International Conference on Kinetics in Analytical Chemistry, KAC'2004 in Rome, Italy in July 2004, the International Steering Committee of the 10th International Meeting on Chemical Sensors, IMCS'2004 in Tsukuba, Japan in July 2004, 11th International Meeting on Chemical Sensors, IMCS'2006, to be held in Brescia, Italy, July 2006 and ICFIA'2007 to be held in Berlin, Germany, September 2007. He acts as Convenor and Chairman of Editors of Chemical Educational Journals at the tenth International Conference on Chemical Education, Waterloo, Ontario, Canada. 20 - 25 August 1989 and was the representative of Spectrum (he was the subject editor for Spectrum, the journal for school teachers from 1983 and was involved with the Archimedes journal of FEST for more than 20 years) at the 11th International Conference on Chemical Education sponsored by the Royal Society of Chemistry and the International Union of Pure and Applied Chemistry, in collaboration with UNESCO and the Association for Science Education at the University of New York, USA.
He is currently rated by the National Research Foundation of South Africa as B1, one of only 6 persons rated on this high level at the University of Pretoria. He has BSc, MSc and PhD degrees in Chemical Engineering.