Senior Network Security Engineer

Diagnose and resolve advanced networking and security issues across enterprise environments.Design, implement, and maintain Fortinet security solutions.Administer and support FortiGate, FortiManager, and FortiAnalyzer platforms.Troubleshoot and optimise dynamic routing technologies including BGP and OSPF.Deploy and enhance SD-WAN architectures and segmented...

V-IT NV is seeking a Senior Network Security Engineer to support 24/7 operations across IT and OT environments in Brussels. You will manage routing, switching, and security in Cisco-centric networks, including ACI and SD-WAN, while collaborating with ICT teams across Europe.The role requires fluency in English with Dutch or French, cloud experience, and...

ITS Group Benelux is seeking a Senior OPS Security Engineer specializing in Firewall and Proxy Filtering Services to join our fast-paced Agile environment in Belgium. You will secure network flows, manage firewall requests, resolve incidents, and ensure compliance with internal security standards and regulatory requirements.You will design and optimize...

Senior Network Engineer Brussels (Anderlecht & European District) Our client is looking for an experienced Senior Network Engineer to join a team responsible for the design, operation, security, and continuous improvement of a large-scale network infrastructure supporting business and industrial operations across Belgium, France, Germany, Switzerland, and...

HR talents zoekt een ervaren netwerkbeheerder voor IT- en OT-omgevingen in België. Je beheert, onderhoudt en beveiligt LAN/WAN/datacenters en ondersteunt collega’s across Europa. Je voert wijzigingsactiviteiten uit volgens procedures en werkt aan security- en cloudintegraties.Je werkt vooral met Cisco‑omgevingen en gerelateerde security- en...

Keytrade Bank is seeking a senior network & security engineer to reinforce the Network & Security team in Brussels. You will stabilize, maintain, and oversee a complex hybrid infrastructure while mentoring junior team members and acting as the go‑to escalation point for technical incidents.You will report to the Head of Network & Security and collaborate...

Nilort IT Group seeks an enthusiastic engineer to join the IP/Security integration team in Belgium. You will design, implement, validate and monitor IP/Security network solutions for government, utilities, universities and data centers.You will stay current with IP standards and obtain partner certifications while guiding field teams and reporting network...

CDH Professionals are seeking a Senior Network and Security Engineer to ensure the stability, security, and scalability of our IT infrastructure. You will oversee critical systems, provide expert support, and contribute to the continuous improvement of our network and security landscape.The role requires 7+ years in IT with strong routing, firewall and...

Wink seeks a Senior Network & Security Architect / Lead Engineer to join a long-term Brussels-based assignment. The role blends architecture with hands-on engineering, focusing on complex migrations, L3 incident resolution, and security governance within a hybrid work model.The ideal candidate has 8+ years in enterprise networks, hands-on Cisco ACI, and CCNP...