Summary
Dennis Van Zuijlekom is a seasoned consultant and Unix/Linux systems specialist with over a decade of experience designing and operating secure, highly available infrastructures for government and enterprise clients. He has deep expertise in PKI, X.509 environments, HSMs, RHEL/Ansible automation, clustering and proactive operations, with hands-on experience across mainframes, Debian and AIX. Dennis has supported critical Dutch public-health systems during COVID-19, blending operations, rapid release management and security-first practices in volatile production environments. A militant BSD evangelist and longtime free-software sponsor, he pairs strong technical breadth with a hacker’s curiosity and a knack for precise troubleshooting. Outside work he’s an avid photographer and former Hack42 board member, bringing creative problem-solving and community-driven perspective to technical challenges. Recently diagnosed with ASD (and likely ADHD), he leverages atypical thinking styles as an asset in analytical and detail-focused roles.
10 years of coding experience
15 years of employment as a software developer
MAVO, MAVO at MAVO Irminloo
VWO/Atheneum, VWO/Atheneum at Christelijk College Groevenbeek
Dutch, French, English, Spanish, German