Werkstudent Personalmanagement - IT-Service-Management / Support / ITIL V4 (m/w/d) Duisburg Werkstudent Campusjäger by Workwise Werkstudent Personalmanagement - IT-Service-Management / Support / ITIL V4 (m/w/d) Duisburg Werkstudent Workwise GmbH Mitarbeiterin Accounting (m/w/d) Pforzheim Ausbildung Offina Personalmanagement GmbH