Marek Tokarczyk is a seasoned network engineer with extensive experience in designing, implementing, and troubleshooting IP networks, including LAN, WAN, and WLAN. They worked at Siemens Enterprise Communications from 2007 to 2014, followed by roles at DSV International Shared Services and Unified Solutions, where they supported global network infrastructure. Marek served as a Senior Network Administrator at BIK from 2018 to 2020 and is currently a Senior Network Engineer at Opera, focusing on advanced network and security solutions. Marek holds a master's degree in Information Systems in Automation and Diagnostics from Politechnika Białostocka and has additional credentials in computer networks from Akademia Cisco Politechniki Białostockiej.
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