Network Security Engineer
Brussels, Belgium
Dutch (mandatory), English (professional working proficiency)
Job Description
We are looking for a skilled Network Security Engineer to join our IT security team in Brussels. You will be responsible for designing, implementing, and maintaining secure network infrastructures, ensuring the confidentiality, integrity, and availability of our systems.
Key Responsibilities
- Design, deploy, and maintain secure network architectures (LAN, WAN, VPN, cloud)
- Configure and manage firewalls, IDS / IPS, proxies, and network security tools
- Monitor network traffic and investigate security incidents
- Perform vulnerability assessments, risk analyses, and remediation activities
- Implement security best practices and ensure compliance with internal policies and regulations
- Maintain documentation, procedures, and network diagrams
- Participate in incident response and on-call rotations when required
Required Qualifications
Bachelor’s or Master’s degree in IT, Computer Science, or equivalent experienceProven experience as a Network Security Engineer or similar roleStrong knowledge of TCP / IP, routing, switching, and network protocolsHands-on experience with firewalls (e.g. Palo Alto, Fortinet, Cisco), VPNs, and network segmentationExperience with security monitoring and incident responseFluent Dutch (spoken and written) – mandatoryGood working knowledge of EnglishNice to Have
Certifications such as CCNP Security, CISSP, CISM, or equivalentExperience with cloud security (Azure, AWS, or GCP)Knowledge of Zero Trust, NAC, and SASE conceptsFamiliarity with Belgian or EU security and compliance standards