Karel Zwart
Network and Firewall Engineer
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Junior Network Engineer
VJFK IT • Parttime
Aug 2025 - Present • 11 mos
Responsible for supporting and maintaining network infrastructure in business environments. Work includes configuring and troubleshooting firewalls, VPN connections, network routing and internal connectivity. Tasks include: FortiGate firewall configuration and troubleshooting Site-to-site VPN and SSL VPN configuration Firewall policy management and security improvements Network troubleshooting and connectivity diagnostics VLAN configuration and network segmentation NAT and routing configuration Monitoring network performance and resolving incidents Focus on maintaining stable, secure and well-structured network environments.
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Verenigde Arabische Emiraten
Stijn showed an excellent level of effort throughout the project. They were dedicated, detail-oriented, and consistently worked to ensure high-quality results were delivered on time. Their commitment and proactive approach were clearly reflected in the final outcome.

