Senior Network Engineer

As a Senior Network Engineer you will work on a project base in which you will do installations, implementations and integrations at our customers.

Some highlights  

  • You will be part of an amazing team with a high level of knowledge.
  • You will complete a project from A to Z.
  • You will work on a project basis, so you have enough variety and can learn a lot from all your customers. 
  • You are not afraid to go into a dialogue with your customers so they can have the best solution possible. 
  • You are innovative, a team player and you want to be a trusted advisor to our customers.

Working as a Network Engineer

  • Installation and configuration of network hardware and software, including switches and wireless components but also centralized management, logging and NAC.
  • Design and documentation of network designs.
  • Troubleshooting of both simple and complex network problems


What we expect of you

  • 5 to 10 years of experience with network security design and implementing network infrastructures at customers.
  • The ability to communicate efficiently with both technical and non-technical persons regarding network standards and designs.
  • Excellent verbal and written communication in both Dutch and English.
  • Knowledge of French.
  • Eye for detail with demonstrable ability to deliver projects.

More specific you have experience with:

  • Installation, configuration, and troubleshooting of Extreme Networks (switches, wireless, control, management center) and/or HPE / Aruba Networks (switches, wireless, clear pass, airwave, IMC).
  • Good knowledge of DNS and DHCP.
  • Good knowledge of IPv4, IPv6, and their routing.
  • Good knowledge of dynamic routing protocols such as OSPF and BGP.
  • Good knowledge of TCP.

What you can expect of us

Orange Cyberdefense is the expert cybersecurity business unit of the Orange Group, providing managed security, managed threat detection & response services to organizations around the globe. As Europe’s go-to security provider, we strive to build a safer digital society.

Orange Cyberdefense Belgium has about 300 local experts and talents. We can support customers locally, wherever they are, even if they have subsidiaries abroad. Orange Cyberdefense Belgium includes SecureLink Belgium, ZionSecurity and Orange Cyberdefense (Evere).

You end up in a financially healthy company and above all in a fantastic, motivated team within an innovative and inspiring environment where independence is encouraged.

Salary Package

An attractive salary

32 vacation days

Meal vouchers and eco cheques

Hospitalization and group insurance     

bonus system           

Company car with fuel card  

Offices in Antwerp, Brussels, Ghent, Nijvel, and Rotselaar 

Working from home and flexible employment options 

A wide range of training and learning opportunities

Additional benefits such as …

A smartphone with a free subscription and unlimited usage, sport activities, teambuilding’s, after work drink at Friday, … the good life.

Or, know someone who would be a perfect fit? Let them know!

Antwerp- headquarters

Uilenbaan 80
2160 Wommelgem Directions +32 3 641 95 95 View page


  • Be taken care of

    Orange Cyberdefense offers you a company car, mobile phone, laptop, fuel card, meal vouchers, eco cheques, DKV health insurance, group insurance, and a personal bonus.

  • Never stop learning

    Orange Cyberdefense is a learning organization. We provide training and education for every employee so you continuously enrich your skills.

  • Transparency

    Orange Cyberdefense will organize company meetings and team meetings on a regular base so everyone is informed properly.

  • Do what you love

    Enjoy 32 vacation days, flexibility, a variety of events, sport at work and lots of teambuilding activities.

  • Snack to your heart's desire

    Enjoy an assortment of snacks and fruit. We also provide daily lunch and soup.

Already working at Orange Cyberdefense?

Let’s recruit together and find your next colleague.

  • Bart Jansens
  • Chris Neuts
  • Christophe Thyssen
  • Erik Bilsen
  • Geert Gijsels
  • Hans Engels
  • Hilde Peersmans
  • Joris Van den Bergh
  • Kelly Gyesbreghs
  • Kim Craenhals

Applicant tracking system by Teamtailor