Jörn Kellermann has been working in IT for 19 years. He joined "debis Systemhaus" (now T-Systems) in 1999. Within T-Systems he has had several positions in sales, consulting and operating IT services. At the beginning of 2013 Jörn Kellermann took over the responsibility for the entire Global IT Operations within T-Systems. This includes operations of Cloud and Classic platforms, SAP and customer specific applications with more than 9,000 people in more than 20 countries.
Jörn Kellermann lives in the Rhine-Main area in Germany, is 41 years old and studied computer science and business economics.