Koen Tamsyn is a seasoned professional in cybersecurity and networking, currently serving as the Business Unit Lead at NTT DATA, Inc. since 2025. With prior roles such as Enterprise Security Architect at Inetum-Realdolmen and Implementation Consultant at Ferranti Computer Systems, Koen has built a robust foundation in IT infrastructure and security solutions. They earned a Bachelor's degree in Applied Computer Science, specializing in system and network management, from Karel de Grote-Hogeschool in 2010. Before their tenure at NTT DATA, Koen contributed significantly to One-IT BVBA as a system and network administrator from 2011 to 2017.
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