| 2022 | Visiting professor at the University of the Free State (UFS, Republic of South Africa) (DAAD stipend) |
| since 2020 | Member of the inter-university PhD Center Mobility and Logistics (Promotionszentrum Mobilität und Logistik) |
| 2019 | Guest professor at Tomas Bata University in Zlín (Czech Republik) (ERASMUS) |
| 2017 and 2018 | Guest professor at German Jordanian University (GJU, Jordanien) (DAAD Flying Faculty Program) |
| since 2016 | Scientific head of “HFD at HOLM” (Frankfurt/Main) |
| 2016 | Guest professor at Izmir University of Economics (Türkei), Executive MBA, Modul “Supply Chain Management” (ERASMUS) |
| 2014 | Visiting professor at California State University San Bernardino (CSUSB, USA) (DAAD stipend) |
| 2013 | Guest professor at International University of Logistics and Transport in Wroclaw (Polen) (ERASMUS) |
| 2011-2014 | Dean of the Department of Business, Fulda University of Applied Sciences |
| 2011 | Guest professor at Cracow University of Economics (Polen) (ERASMUS) |
| 2010 | Visiting professor at University of the Sunshine Coast (USC, Australien) (DAAD stipend) |
| 2009-2011 | Vice Dean of the Department of Business, Fulda University of Applied Sciences |
| since 2009 | Head of master program “Supply Chain Management” |
| since 2006 | Professor of Logistics and Supply Chain Management, Department of Business, Fulda University of Applied Sciences |
| 2003-2006 | Managing director of Hulocon GmbH |
| 2003 | Phd (Dr. rer. pol.), Johann Wolfgang Goethe-Universität, Frankfurt/Main, topic „Risk management of dangerous goods’ transportation: Application potential of a GIS-based decision support system” |
| 2000-2003 | Self-employed consultant |
| 1996-2000 | Research assistant at “Seminar für Logistik und Verkehr”, Johann Wolfgang Goethe-Universität, Frankfurt/Main |
| 1994-1995 | Study abroad at Southampton University, Großbritannien |
| 1990-1995 | Study of Business Administration at Johann Wolfgang Goethe-Universität, Frankfurt/Main |
| 1988-1990 | Military service (officer career) |