Mario Baum is an HR Manager in Personal Development at ETL-Gruppe, where they have been since 2024. Prior to this role, they served as an HR Expert in Personal Development at Deutsche Bahn from 2022 to 2024 and worked as a Referent in Personal Development and Recruiting at rightmart Rechtsanwaltsgesellschaft mbH in 2022. Mario has diverse experience in training and customer service, having held various positions at Lufthansa and other organizations between 2003 and 2012. They earned a Diplom-Betriebswirt (FH) in Business Administration from Hochschule Heilbronn, focusing on Product and Customer Management.
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