Roger Nobel is a customer support engineer at the Cisco Systems Technical Assistance Center (TAC) in Switzerland. He joined Cisco in 2000 as a project engineer. He owns a Swiss-Engineer degree from the University of Applied Sciences Winterthur/Zurich with specialization in software engineering and transmission technologies. He holds CCIE Wireless (#23679), CWNA, and CWSP (#400138).
Fabian Riesen is technical leader at the Cisco Systems Technical Assistance Center (TAC) in Switzerland. He joined Cisco in 1999 as a project engineer. He owns a Swiss-Engineer degree from the University of Applied Sciences Winterthur/Zurich with specialization in software engineering and transmission technologies. He holds CCIE ISP-Dial and CCIE Wireless (#6268). Fabian was a reviewer for the Cisco Press book Deploying and Troubleshooting Cisco Wireless LAN Controllers and is the author of one of the CCIE Wireless Written and Lab examinations.
Federico Ziliotto is a customer support engineer at the Cisco Systems Technical Assistance Center (TAC) in Belgium. He joined Cisco in 2007 as a CSE. He owns an engineering degree from the University of Padova with specialization in telecommunications. He holds CCIE Wireless (#23280).
Federico Lovison is a customer support engineer at the Cisco Systems Technical Assistance Center (TAC) in Belgium. He joined Cisco in 2007 as a CSE. He owns an engineering degree from the University of Padova with specialization in telecommunications. He holds CCIE Wireless (#23307).
Erik Vangrunderbeek is CCIE wireless product manager within Learning@Cisco. Based out of Brussels, Belgium, he is responsible for the exam design and content development process for both the CCIE Wireless written and lab exams. Erik joined Cisco in 1999 and holds CCIE #9145.