Seit Juli 2022 Professor for Archaeology with focus Transfer at the Institute for Archaeological Sciences at the Ruhr-University Bochum & Scientific Director of the German Mining Museum Bochum, Leibniz Research Museum for Georeources

Januar bis Juni 2022 Fellow at the Thomas Mann House in Pacific Palisades, USA

2013 bis 2021 Professor for Maritime History and Maritime Archaeology at the University of Bremen & Managing Director of the German Maritime Museum, Leibniz Institute

2012 bis 2013 Scientific Director of the Project:"Besiedlungs- und Kulturgeschichte des Niedersächsischen Wattenmeerraums" am The Lower Saxony Institute for Historical Coastal Research in Wilhelmshafen

2012 Habilitation (Title of Thesis:"Die frühen Phase der Urbanisierung an der südlichen Ostseeküste im 1. nachchristlichen Jahrtausend") und Award of the Venia Legendi for Early- and Prehistory at the Christian-Albrechts-University Kiel

2006 bis 2012 Research Assistant at the Institute for Early- and Prehistory at the Christian-Albrechts-University Kiel

2004 bis 2006 Scientific Volunteer at the Landesamt für Denkmalpflege Baden-Württemberg

2004 PhD Graduation Promotion at the Institute for Early- and Prehistory at the Christian-Albrechts-University Kiel (Title of Thesis:"Der Pressemodelfund aus dem hafen von Haithabu")

2004 Staff Member in the Tisso-Project in the national Museum of Denmark in Copenhagen

2000 bis 2003 Research Assistant at the Institute for Early- and Prehistory at the Christian-Albrechts-University Kiel

2000 M.A. Graduation in Early- and Prehistory, Classical Archaeology and Art History at the Christian-Albrechts-University Kiel (Title of Thesis:"Fibeln und Anhänger vom Typ Terslev und ihre gegossenen Imitationen")