Since 2011 Dean of the Faculty "Mathematics, Natural Sciences, Economics and Computer Science"
Since 2008 Chair of Physical Geography and Landscape Ecology at the University Hildesheim
2007 - 2008 Chair of Physical Geography at the University Leipzig
2006 - 2007 Professor for Physical Geography and Soil Science at the Friedrich-Schiller-University Jena
2005 Habilitation Thesis: Urban Soil Landscapes. (University Halle-Wittenberg)
1999 - 2005 Senior Scientist at the Martin-Luther-University Halle-Wittenberg, Institute for Geography
1998 PhD-Thesis: Geoecological assessment of urban soils in large settlements. (University Halle-Wittenberg)
1994 - 1999 Scientist at the Martin-Luther-University Halle-Wittenberg, Institute for Geography
1990 - 1994 Studies of Geography, Mathematics and Computer Science at the Technical University Darmstadt