Professional Career

08/2016- / - -	Owner / Operating Director Schrinner Unternehmensberatung GmbH (Consulting), Berlin / Germany Continuous advice to companies with the services of traditional management consulting and the focus on production, purchasing, logistics, supply chain management, change management and interim management.
10/2007-07/2016	Head of global procurement and supply chain management Siemens AG - Energy Management, Berlin / Germany Number of member responsibility: 20 Design, planning, implementation and control of all purchasing and supply chain activities for the worldwide production network of gas-insulated high-voltage switchship systems. Development and implementation of growth-oriented purchasing and supply chain strategies, including by building and managing global supply chains. Responsible for the locations Berlin, Shanghai (CHN), Aurangabad (IND) and Damman (KSA).
10/2001-09/2007	Director of procurement and logistics Siemens AG - Energy Management, Berlin / Germany Number of member responsibility: 170 Responsible for all procurement and supply chain activities at the production site for gas-insulated high-voltage switchgear. Control of strategic and operational purchasing, strategic logistics, goods incoming and control, internal warehousing and internal transport management.
10/1997-09/2001	Head of production Siemens AG - Energy Management, Berlin / Germany Number of member responsibility: 160 Manager of production for gas-insulated high-voltage switchgear (GIS) from 245 to 550 kV. Total P & L responsibility of all activities for production of gas-insulated high-voltage switchgear i.e. order management, engineering, material management and purchasing, assembly and testing, packaging and shipping, export control and business administration.