Senior Network Engineer: Cisco, Cloud & IT/OT Ops

ITS Group Benelux; Brussel Hoofdstad; On-site; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Group insurance

Hospitalization insurance

Dental insurance

Company car / mobility package

Internet allowance

Training plan

Job summary

ITS Group is seeking a Senior Network Engineer to strengthen its network team across Belgium and Europe. You will operate, secure and evolve a large-scale network infrastructure spanning office, data centre and cloud environments, with Cisco-based tech across IT and OT domains and a focus on security and continuity.

You will implement network changes, contribute to modernization projects, and drive automation with Python/Ansible, while collaborating with cross-functional ICT teams and

Qualifications

• Senior network engineer with hands-on experience in large, multi-site environments.
• Strong knowledge of routing and switching protocols and Cisco technologies.
• Experience with IT/OT environments and security-focused design.

Responsibilities

• Operate, maintain and improve network across LAN/WAN/data centre/cloud.
• Support IT and OT network services.
• Plan and execute network changes with focus on security and availability.
• Participate in deployments and modernization projects.
• Contribute to data center connectivity, cloud integration and WAN transformation.
• Configure and troubleshoot routing, switching, wireless and firewall technologies.
• Provide user and team support across Belgium and Europe.
• Automate network tasks using Python and/or Ansible.
• Manage network monitoring, NAC and centralized logging.
• Collaborate with ICT teams and handle on-call rotation.

Skills

Senior-level experience

Routing protocols OSPF/IS-IS/MP-BGP

Cisco routing/switching

Cisco Wireless

Cisco ACI/SD-WAN

Azure cloud

Python/Ansible

TACACS/RADIUS auth

Cisco ISE

Dutch/French + English

Education

Computer science background

Tools

Zabbix

Elastic

NAC

Job description

ITS Group is seeking a Senior Network Engineer to strengthen its network team across Belgium and Europe. You will operate, secure and evolve a large-scale network infrastructure spanning office, data centre and cloud environments, with Cisco-based tech across IT and OT domains and a focus on security and continuity.

You will implement network changes, contribute to modernization projects, and drive automation with Python/Ansible, while collaborating with cross-functional ICT teams and