1983: Veterinary Service: Swine Fever control
1983 1985: Institute of Hygiene of Food of Animal Origin, Faculty of Veterinary Medicine, Utrecht: Research in Hygiene of slaughter technique innovations, in particular electrostimulation and hot deboning.
19851990: Employed in the Animal Disease Control Project/Livestock Development Project, Western Province, Zambia:
19851987: District Veterinary Officer, Sesheke District, Zambia: general Veterinary Service work; organised disease control, and training and supervision of field staff.
19881990: Veterinary Research Officer, Mongu, Zambia: Head of Regional Diagnostic Laboratory Western Province; Preparation and analysis of field research in Livestock Productivity.
19901991: Study leave Wageningen University, section Tropical Livestock Management.
19911994: Policy officer, Veterinary Service, Ministry of Agriculture, Nature Management and Fisheries, The Netherlands: policy making in the field of animal health and animal disease control; farm management, identification and registration, cleaning and disinfection etc.
19951997: Senior Policy Officer, Department of Agriculture, Ministry of Agriculture, Nature Management and Fisheries, The Netherlands: policy making in the field of animal health, animal disease control and the relation with risk management.
19972001: Senior Expert Animal Health Welfare and Ethics, National Reference Centre for Agriculture: policy support in the field of animal health, animal disease control and risk management, animal welfare and ethics.
20012005: Senior Policy Advisor Animal Health and Welfare, National Reference Centre for Agriculture (80%)
20012004: Senior Veterinary Consultant, RDP Livestock Services bv. Zeist: consultancy in veterinary epidemiology, veterinary policy, preventive veterinary medicine, disease control programmes (20%)
20052015: Free-lance part-time consultant veterinary epidemiology and policy (Van Klink Veterinary Epidemiology and Policy Consultancy (VPEC))
20052008: Policy Coordinator Food Quality Division, Department of Knowledge, Ministry of Agriculture, Nature and Food Quality
20082011: Product Manager Live Animals, Food and Consumer Goods Authority, The Netherlands.
2009 onwards: Senior Fellow Global Initiative for Food Systems Leadership, State University of Minnesota
2011 onwards: Senior Lecturer Veterinary Public Health, School of Veterinary Science, University of Bristol.
2017 onwards: Senior Epidemiologist Wageningen Bioveterinary Research, Lelystad