20 beste vacatures voor de functie van netwerkbeheerder in brussels, bru (nieuwe medewerkers gezocht)

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F‑35 KB Air Base Junior System / Network Administrator
ILIAS Solutions —Diegem
- Voltijds
- Windows
- ICT
- Linux
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Belgium (Telecom / English) : FTTH-fiber Network Engineer Senior (REF18)
Trusted Advisors —Brussel
- Microsoft Excel
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Junior Network Engineer
Vector Synergy —Brussel
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Belgium (Telecom / English) : Mobile Network - Project Manager with 10 years of experience (REF18)
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- Microsoft Powerpoint
- Microsoft Excel
- Microsoft Access
Network Engineer LAN
Kalytech Consulting —Brussel
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SquareDev —Brussel
- Voltijds
- Hybride werken
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- Informatica
- Analytisch vermogen
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MasORange —Evere
- Voltijds
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Orange Cyberdefense —Evere
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F-35 Senior System / Network Administrator | Kleine Brogel Air Base | On Site
ILIAS Solutions —Diegem
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- Linux
- Ter plaatse
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Belgium (Telecom / English) : IT Network Engineer (REF18)
Trusted Advisors —Brussel
- Oracle
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Netcure —Zaventem
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Vector Synergy —Eigenbrakel
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ARHS Technology —Leuven
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Keystone Solutions —Brussel
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Senior Network Engineer
ITS Group S.A —Brussel
- Waakdienst
- Computerwetenschappen
- Azure
- Verkoopervaring
- Tankkaart
3 dagen

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Network Security Engineer (M/F/X)

Leonardo Belgium
Brussel

Snel solliciteren

Vacaturegegevens

Vaste Jobs | Voltijds

Kwalificaties

Frans
Computerwetenschappen
Azure
Informatica
Ansible
Google Cloud Platform
AWS
Bachelor
SSL
Routing-protocollen
IPsec
ICT
Cybersecurity
Netwerk engineering
Italiaans
Python
VPN

Volledige vacaturetekst

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 be 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.

You will:

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 to 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 environments
Strong 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

Once we receive your CV, we will evaluate it carefully. Should there be a match for this or any other position at Leonardo Belgium, we will be in touch. If there is no match at this stage, we will keep your profile in consideration for future opportunities.

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Verfijn je zoekopdracht

netwerkbeheerder vacatures in brussels, bru

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Belgium (Telecom / English) : Network Engineer Expert- Freelance or Permanent (REF 18)

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F-35 Senior System / Network Administrator | Kleine Brogel Air Base | On Site

Belgium (Telecom / English) : IT Network Engineer (REF18)

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Network Engineer (NRA)

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Network Architect / Engineer — IT/OT & Network Integration

Senior Network Engineer

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