Marcus Wanielik is currently the Lead Network Architect at American Express Global Business Travel. Previously, they held various positions at Carlson Wagonlit Travel, including Director of EMEA Networks & Global Network Engineering and Network & Systems Engineer. From 2019 to 2026, Marcus served as Director of Network Engineering at CWT. Marcus holds a degree in Fachinformatiker Systemintegration from Dionex GmbH, which they completed between 2005 and 2007.
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