10/10/2025 12:34:52 PM 1410 Walloon Brabant

Network Engineer


  • Inter holding Services sa
  • 1410 Walloon Brabant
  • IT
  • Indefinite period
  • Permanent contract
  • Fulltime
Apply now

Inter Holding Services SA is a shared service center for the international group Interogo Holding AG, based in Switzerland. The overall purpose of Interogo Holding AG group is to manage investments with the aim of creating financial strength and build the reserves required to secure independence and longevity for their owner, Interogo Foundation. Interogo Foundation aspires to use our influence to empower people, organisations and businesses to do good for the people and the planet, while growing our assets responsibly. They believe capital should work for the benefit of many.

More info

Position

Proactive, communicative and hands-on

Based in Waterloo, they are looking for a skilled Network Engineer.

As an experienced Network Engineer, you are the backbone of the organization's connectivity and security. You will be responsible for the design, implementation, and support of the multi-site network infrastructure, ensuring high availability, optimal performance, and robust security.

Your responsibilities:

  • Design, configure, and maintain a secure and highly scalable network infrastructure across all our environments
  • Manage and optimize Palo Alto Firewalls (policy creation, threat prevention, VPN configuration, and support)
  • Deploy and support Aruba switches and wireless access points, ensuring high availability and performance
  • Administer the Aruba ClearPass solution for network access control (NAC) and Wi-Fi authentication
  • Implement and maintain dynamic routing protocols (BGP, OSPF) to ensure efficient traffic flow and redundancy
  • Actively monitor network performance and troubleshoot complex issues using advanced diagnostic tools and logs
  • Work closely with cross-functional teams to ensure support for business applications and services.
  • Maintain accurate and up-to-date technical documentation (configurations, network diagrams, and operational procedures)
  • Stay current with emerging technologies and recommend improvements for infrastructure evolution
  • You are part of a dynamic team of 4 IT people and report to the Group Head of IT

Profile

  • You have a minimum of Bachelor’s degree in Computer Science, Information Technology, or a related field with a minimum 3 years of experience in enterprise network engineering
  • You possess strong technical expertise in Palo Alto Firewalls, Aruba switches and access points, the Aruba ClearPass solution, and BGP and OSPF routing protocols
  • You have a solid understanding of of TCP/IP, VLANs, VPNs, and network security principles
  • You are experienced with network monitoring and management tools (NMS)
  • Relevant certifications (e.g., PCNSE, Aruba Certified Network Professional, CCNP) are a plus.
  • Experience with Cloud infrastructure, preferably Microsoft Azure, is an asset
  • Additionally, you have strong problem-solving skills and pay attention to detail. You work as part of a team and in an autonomous and proactive way
  • You have excellent communication and documentation skills
  • You communicate fluently in English, both verbally and in writing

Offer

  • You become part of a dynamic team of 4 IT people, in a strong and growing international company
  • You are based in the Waterloo office, in a very pleasant work environment with vivid team spirit and activities
  • This is a position where you have a chance to be proactive and bring new ideas
  • An interesting salary package is offered, including electric car (+ card), laptop, mobile, meal vouchers (7 EUR), hospitalization and group insurance, ambulatory medical expenses, bonus (not fixed), guaranteed income, 20+5 days of vacation,..

Interested?

Contact your consultant

Caroline Hêne

+32 498 17 66 97

Apply online

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