Service Technician
Cologne, North Rhine-Westphalia, Germany
Otelo SA
Service Technician
Ciena
Manager GTS
Ciena
Senior Manager - Advanced Services Delivery
LN-TelcoSolutions
Owner
Infinera
Program Manager
Ciena
(Senior) Engineer - Regional Technical Support
Gas-, Elektrizität- und Wasser Werke Köln AG (today Rhein Energie),
Technical Support Engineer
Int. ISP
Consultant for Network Design and Consultancy – Strategic Planning
Infinera
Senior Professional Services Engineer
Ciena
Consultant - Network Transformation Solutions
Cologne University of Applied Sciences
