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Patrick Casteleijn is an accomplished IT professional with extensive experience in IT infrastructure and cybersecurity. Currently serving as the Head of IT Infrastructure & Cybersecurity at Wavenet since December 2024, Patrick previously held similar leadership roles at Daisy Group from April 2015 to January 2025, where oversight of a comprehensive Citrix environment was a primary responsibility. Prior experience includes leadership as the Team Lead for Windows/Citrix Engineers at Reclassering Nederland, managing a large-scale IT environment supporting over 3400 users, alongside notable positions in systems engineering and support throughout their career with various companies. Patrick's educational background includes degrees in Systems Administration from Regio College Zaandam and training in computer science and IT.