Availability awaiting confirmation
We are waiting for a fresh update from the source. This page preserves the last received job details; current availability is not confirmed.
Job description
About Leonardo Belgium
Leonardo Belgium is supporting EU Institutions, NATO, and international organizations in strengthening their cyber defence capabilities, improving resilience, and protecting critical systems against evolving cyber threats.
Within Leonardo Belgium, the EU CyberSec Regional Center serves as a center of cybersecurity expertise, delivering security services and solutions across complex and mission‑critical environments.
You will join a team of cybersecurity professionals working on the deployment, operation, and continuous improvement of security solutions supporting critical infrastructures and services.
This role is ideal for network engineers who enjoy designing and securing complex infrastructures, combining hands‑on technical work with architecture, troubleshooting, and continuous improvement activities across enterprise environments.
We encourage applications from candidates who may not meet every requirement listed but who are eager to learn and grow within a cybersecurity environment.
Job Specifications
Location : Brussels (3 days on‑site 2 days home‑working)
Start date : As soon as possible, early applications are appreciated
Type of contract : Employment (Freelance is also possible)
Security Clearance : Eligibility for EU-PSC required
Job description
As a Network Security Engineer, you will be responsible for designing, implementing, and maintaining secure network infrastructures while ensuring their performance, resilience, and security.
Design, deploy, and maintain secure LAN, WAN, WLAN, and VPN infrastructures
Configure, harden, and maintain enterprise network and security infrastructure, including routers, switches, firewalls, NAC, IDS/IPS, and EDR solutions
Troubleshoot complex networking and connectivity issues
Drive the integration of network security controls and contribute to the transition towards hybrid and cloud environments
Produce and maintain technical documentation and network diagrams
Collaborate with cybersecurity architects, infrastructure engineers, and international stakeholders
Support junior colleagues by sharing technical knowledge and best practices
Profile
Experience / Education / Certifications
Bachelor's degree in Computer Science, Network Engineering, or a related field would be appreciated, but alternative educational paths with proven experience will be considered as well
Several years of professional experience in network engineering with exposure to secure environments
Professional certifications in network security are highly desirable but not mandatory
Successful candidates would typically have
Knowledge of routing protocols, VLANs, Spanning Tree, and VPN technologies (IPsec, SSL)
Proven experience with the design and implementation of secure network infrastructure, intrusion prevention systems (IPS), and network security hardening
An analytical mindset with strong problem‑solving abilities in high‑pressure environmentsStrong interpersonal skills, with the ability to work effectively in international teams and communicate fluently in English
Nice to have
Experience with Network Automation (Python, Ansible)
Knowledge of Cloud Networking (AWS, Azure, or GCP)
Previous exposure to EU Institutions, NATO, or other highly regulated environments
French, Dutch, and/or Italian language skills
What's in it for you?
Work in a high‑visibility cybersecurity environment supporting EU and international organizations
Take ownership of secure network infrastructures supporting mission‑critical environments
Contribute to large‑scale international projects involving modern networking and cybersecurity technologies
Collaborate with experienced architects, cybersecurity specialists, and infrastructure engineers in multidisciplinary teams
Develop your expertise while working on complex technical challenges within a highly regulated environment
Grow within an international cybersecurity organization offering long‑term career opportunities
#J-18808-Ljbffr
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.