Senior Network Engineer – Cisco & Routing
Digital
Architecture
- Location
- Etterbeek, Brussels-Capital
- Work type
- Consultancy
- Work model
- Fulltime, Hybrid
Our client, a leading organization in the energy infrastructure sector, is looking for a Senior Network Engineer to manage their mission-critical industrial and office network environments. The successful candidate will design, secure, and maintain a multi-national network infrastructure spanning across several European locations while supporting cloud integration and automation initiatives.
Responsibilities
- Design, deploy, and maintain IT and OT network systems to support 24/7 business operations.
- Implement and manage routing and switching protocols across a mostly Cisco-based infrastructure.
- Secure the network environment using advanced firewall technologies and software-defined solutions.
- Develop automation scripts to streamline network operations and configuration management.
- Collaborate with cross-functional ICT teams to provide connectivity and infrastructure support for various projects.
- Participate in a standby rotation to ensure continuous service availability for international stakeholders.
Requirements
- 8+ years experience in routing and switching protocols including OSPF, ISIS, MP-BGP, and MST.
- 8+ years experience with Cisco network hardware including ASR, ISR, Catalyst, and Nexus devices.
- 8+ years experience managing Cisco Wireless infrastructure.
- 8+ years experience with cloud technologies, specifically Microsoft Azure.
- 8+ years experience in network automation using Python or Ansible.
- 8+ years experience with Cisco ACI or Cisco SD-WAN.
- Experience with security technologies including Checkpoint and Palo Alto firewalls.
- Experience with network monitoring and management tools such as NAC and central syslog.
- You possess a background in computer science, a proactive mindset, and are willing to travel within Belgium.
- You are fluent in English with professional proficiency in Dutch or French.
Nice to Haves
- Knowledge of TACACS and RADIUS servers.
- Experience with Zabbix, Elastic, or Cisco ISE.
Offer
- Start date: 16/11/2026.
- Duration: 1 year (renewable).
- Work regime: Full-time.
- Location: Brussels.
- Working model: Hybrid (onsite 5 days per week for the first 3 months, thereafter 3 days per week onsite).
- Contract: open to both permanent employees and freelancers.
Thank you for your interest. Unfortunately, job applications are not available in your region. To ensure a high-quality match for our clients and streamline the application process, we have certain regional limitations in place. We value all potential candidates and encourage you to explore opportunities with us in the future.
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