Security & Network Engineer - Internet Service Provider

Ready to take real ownership of security and network infrastructure in a critical, regulated industrial environment?

Join a specialist network consultancy delivering strategic advisory, engineering, testing, automation, monitoring, and security solutions across the full network lifecycle. Working with leading technology partners, the organisation helps clients design, deploy, optimise, and secure scalable, high-performance network environments.

The leading Dutch IT consultancy is seeking a Security & Network Engineer on behalf of their client in the petrochemical and energy sector for a freelance role based in Haaksbergen. Grasp the opportunity to work across both IT and OT domains, shaping how a business-critical environment is secured and connected.

If you would like to learn more about this opportunity, feel free to reach out and apply today!

Responsibilities

• Resolve complex incidents and implement changes across the network and security estate.
• Design solutions and lead technical projects from end to end.
• Drive migrations and cloud-based network management initiatives.
• Assess concepts for feasibility, risk, and cost, translating them into practical plans.
• Work closely with internal stakeholders, engineers, and external suppliers.
• Ensure solutions are properly designed, tested, and documented.
• Manage supplier relationships and maintain service continuity.

Skills/Must Have

• At least 5 years of experience in a comparable role.
• Strong knowledge of Microsoft Azure, cloud security, ExpressRoute, and BGP.
• Solid experience with Zero Trust Network Access and SASE.
• Demonstrable experience with IT/OT segmentation.
• Experience with VMware, Nutanix, Aruba Wi-Fi, switches, ClearPass, and Aruba Central.
• Check Point experience is a bonus.
• Fluent in both Dutch and English.

Benefits

• Opportunity to work within a high-profile petrochemical and energy environment.
• Exposure to both IT and OT infrastructure at a senior level.
• Autonomy across operational and conceptual work.
• Onsite presence capped at 2 days a week.

Salary

• Up to €75 per hour, negotiable depending on experience.