Senior Network Engineer - IT/OT & Campus Security

In4Matic; Belgique; Hybrid; EUR 65,000 - 95,000; Full time

Job summary

In4Matic is seeking an experienced Network Engineer to contribute to the design, security, and continuous improvement of complex IT and OT networks in a long-term consulting setup. You will handle hands-on network operations and infrastructure projects, ensuring secure connectivity and reliable services.

Requirements include CCNA, 10+ years IT networks, 5+ years in IT network projects and incident management, and strong Cisco WiFi, VPN, PKI, NAC, and IPAM expertise.

Qualifications

• CCNA certification required.
• Proven experience designing and implementing secure network infrastructures across at least 3 projects.
• At least 10 years of experience maintaining IT networks.
• At least 5 years of experience in IT network infrastructure projects and incident management.
• At least 5 years of hands-on experience with Cisco WiFi access points, endpoint security, NAC, VPN, PKI, and IPAM.
• At least 2 years of experience with IT/OT network segmentation.
• At least 2 years of experience with Cisco Software-Defined Access (SDA).
• At least 3 years of experience with ITSM, IT Service Management, and ITIL.
• Strong troubleshooting and analytical skills in complex, security-focused environments.

Responsibilities

• Design, implement, maintain, and improve secure network infrastructures across multiple environments.
• Provide operational support for IT networks, including troubleshooting, incident resolution, and root cause analysis.
• Contribute to network infrastructure projects, technical upgrades, and continuous improvement initiatives.
• Implement and maintain segmentation between IT and OT networks to strengthen security and isolate critical environments.
• Support large campus network infrastructures, including Cisco WiFi access point deployments.
• Manage and support network security technologies, including endpoint security, NAC, VPN, PKI, and IPAM.
• Contribute to the stability, availability, and security of network services.
• Apply structured service management practices in ITIL/ITSM principles.
• Maintain clear technical documentation and evidence of compliance with project and technical requirements.

Skills

CCNA

Network design

Incident management

ITIL/ITSM

Cisco SDA

VPN

PKI

IPAM

NAC

Tools

Cisco WiFi access points

NAC

VPN

PKI

IPAM

Job description

In4Matic is seeking an experienced Network Engineer to contribute to the design, security, and continuous improvement of complex IT and OT networks in a long-term consulting setup. You will handle hands-on network operations and infrastructure projects, ensuring secure connectivity and reliable services.

Requirements include CCNA, 10+ years IT networks, 5+ years in IT network projects and incident management, and strong Cisco WiFi, VPN, PKI, NAC, and IPAM expertise.