• Operate, maintain, and support on‑premise, virtualized, cloud, and hybrid network environments across Cisco, Fortinet, Extreme, Azure, and AWS • Ensure high availability, performance, and security of network infrastructure, following defined operational and change management processes • Manage and operate firewall and network security platforms, including firewall rules, NAT policies, segmentation, and cloud‑native security controls • Support and troubleshoot Kubernetes networking • Operate and monitor hybrid connectivity solutions such as Site‑to‑Site VPNs, Client VPNs, ExpressRoute, and Direct Connect • Act as 2nd‑level support for network and connectivity incidents, analyzing escalations and resolving recurring operational issues • Monitor network environments using centralized tools, analyze logs, metrics, and traffic flows, and proactively identify risks • Execute network changes and lifecycle activities using Infrastructure as Code and Git‑based workflows • Maintain accurate technical documentation, incident records, and operational procedures • Support disaster recovery testing, audits, and compliance activities • Collaborate with an international IT and platform team, contribute to standardization and automation initiatives, and participate in on‑call rotations • 3+ years of experience in Network Engineering or Network Operations • Strong knowledge of routing, switching, VPN technologies, firewalls, and network security • Experience with multi-vendor enterprise network environments • Hands-on troubleshooting skills across on-premises and cloud-based infrastructures • Experience with network automation tools such as Ansible and Terraform • Good understanding of Azure and/or AWS networking • Relevant certifications such as CCNA, Fortinet, Extreme Networks, or equivalent • Strong focus on operational excellence, reliability, and documentation • Excellent communication skills and experience working in international teams • Fluent English and French, both written and spoken • Willingness to travel internationally (approximately 10-20%) Nice to Have: • Experience with Kubernetes networking • Knowledge of Infrastructure as Code and Git-based workflows • Familiarity with ITSM processes and tools such as Jira • Experience with enterprise telephony or VoIP systems Key Skills: • Network Automation (Ansible, Terraform) • Routing & Switching • Firewalls & Network Security • VPN Technologies • Enterprise Network Infrastructure • Troubleshooting & Operational Support • Azure / AWS Networking • Multi-Vendor Environments (Cisco, Fortinet, Extreme, etc.) In accordance to the Belgian Law we offer our employees: • 20 days vacation • Vacation pay: You get 92% of one monthly gross as vacation pay • Holiday pay: You get 1 month salary in December on top Additionally we provide: • You receive Pluxee meal vouchers for your working days • A company phone with contract • Snacks and drinks in the office