Network Security Engineer

Network Security Engineer:

Duration: 6 months + chance of extensions

Location: Brussels (Hybrid Working)

Pay Rate: Negotiable

Language: Dutch & French Active

Job Role:

As a Network Security Engineer, you will play a key role in protecting the organization's network infrastructure from internal and external threats.

You will be responsible for designing, implementing and monitoring network security measures that contribute to the resilience and reliability of our IT environment.

You will work closely with the NOC/SOC team, network architects and cybersecurity managers, and make an active contribution to the organization's overall security strategy.

SKILLS

Core responsibilities

1. Network Security Design and Implementation

Developing network security strategies according to best practices and regulations.

Configure, maintain and improve security equipment such as next-gen firewalls, VPN solutions, proxy servers (forward/reverse) and load balancers.

Apply and manage Zero Trust Network Access (ZTNA) principles.

2. Monitoring and performance management

Continuous monitoring of network traffic using SIEM, IDS/IPS, and other detection tools.

Conducting security audits and vulnerability assessments, including reporting and recommendations.

Manage network performance and secure connections such as ExpressRoute, ISP links, and corporate WiFi.

3. Incident Response and Technical Support

Quickly diagnose and resolve security incidents.

Providing high-level technical support to other departments.

Documenting incidents and contributing to post-mortem analyses and improvement processes.

4. Automation and efficiency

Developing scripts for automating routine tasks with tools such as Python, Bash, or PowerShell.

Integrate security tools into existing infrastructure and workflows.

Technical expertise:

Network management and routing: experience with routing (dynamic/statistical, interdomain), DNS, TACACS, ExpressRoute and network building.

Network security: Extensive knowledge of firewalls, VPNs, proxy servers, WAFs, and load balancers.

Cloud security: Protection of hybrid cloud environments (Azure, AWS), data encryption, and access control.

Incident management: Experience with CSIRT/CERT processes and threat analysis.

Automation: Scripting skills for efficiency improvement.

Operating systems: Familiar with Linux and Windows environments.

Security standards and protocols: Familiar with ISO/IEC 27001, NIST, cryptographic protocols, and RFC standards.

Valued certifications:

The following certifications are considered a plus:

CISSP, CISM, GIAC GCIH/GSTRT, CEH, CTIA, CompTIA Security+, Cisco CyberOps.