2021 - Associate professor Palaeoecology, Department of Physical Geography
2019 - Guest Researcher TNO Geological Survey of the Netherlands
2012 - 2020 Assistant Professor Palaeoecology, Department of Physical Geography
2008 - 2012 Coordinator Geobiology team and project leader at TNO Petroleum Geosciences (Netherlands Organization of Applied Scientific Research TNO).
2006 – 2008 Post-Doc researcher at Utrecht University (Palaeoecology, Institute of Environmental Biology). Projects ‘Hurricanes and global change’ and ‘Stratigraphic and paleoenvironmental analysis of the Neogene in the subsurface of the Netherlands
2001-2005 PhD student at Utrecht University, thesis ‘Reconstruction of El Niño – Southern Oscillation variability during the Holocene’. Promotor Prof. dr. Henk Visscher, Co-promotor Dr. Friederike Wagner-Cremer