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Michael Arnold is an experienced Senior Network Engineer at InfoGuard AG since January 2017, specializing in the planning, design, configuration, installation, and operation of customer network projects, with a focus on routing, switching, and wireless technologies. Previously, Arnold served as a Senior Engineer and Team Leader at Sunrise Communications AG from October 2011 to November 2016, and as a System Engineer at NextiraOne for a brief period in 2011. Prior experience includes network troubleshooting as a Network Specialist at Swisscom and roles as Advisory IT Specialist at both AT&T Global Services and IBM Schweiz, where contributions included greenfield installations, VoIP migrations, and support for Cisco network infrastructure. Michael Arnold holds an ETH diploma in biology from ETH Zürich and completed high school with a focus on economics at Alte Kantonsschule Aarau.