1992
Siemens AG, Transportation Systems – Erlangen, Nürnberg, Atlanta
Siemens Graduate Trainee Program

1994
Siemens AG, Transportation Systems – Erlangen
Sales Engineer Mass Transit Vehicles

1996
Siemens AG, Transportation Systems USA - Sacramento
Project Director Heavy Rail Vehicles

2000

Siemens AG, Transportation Systems - München
Head of Business Segment Highway and Tunnel Systems

2005

Siemens Ltd. Thailand - Bangkok
Siemens Head of Industrial Solutions ASEAN 

2010

Siemens Spanien, Mobility Division - Madrid
Head of Business Segment Mobility Management Mainline Rail Automation

2015

Siemens AG, Mobility Management – Berlin
CEO Business Unit Mobility Management

2017

Siemens AG, Mobility – Berlin
CEO Division Mobility

Since 2018

Siemens Mobility
CEO Siemens Mobility