OT System Engineer

At Terumo, we advance lifesaving medical technologies to benefit society. Are you eager to make a difference with us? Here, you’ll grow your expertise while staying true to your personal aspirations.

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Department Info

The Terumo Europe ICT team, based in Belgium, serves as a strategic technology partner for colleagues and customers across the EMEA region. As a shared service organisation, we deliver reliable, innovative, and secure IT solutions that support business growth and enable operational excellence.

Our department brings together diverse expertise across two core areas:

• Infrastructure, Operations & Networking, ensuring a stable, connected, and high-performing technology environment.
• Applications, Enterprise Architecture & Analytics, driving digital innovation, business process optimisation, and data-driven decision making.

Supporting both teams is our Information Security Office, operating with a regional scope to safeguard information, strengthen resilience, and promote a culture of security throughout the organisation.

As Terumo continues its global growth journey, the ICT organisation is evolving alongside it. We are currently transforming our operating model, refining roles and responsibilities, and strengthening collaboration across regions to build a truly global ICT function. This creates exciting opportunities for professionals who enjoy shaping the future, embracing change, and making a meaningful impact on an international scale.

Job Summary

As an OT System Engineer, you will join our IT/OT Operations team and play a key role in supporting the technology environments that enable automation and engineering activities across our manufacturing and warehouse operations. This position focuses on networking, Wintel platforms, virtualisation, and on-premise infrastructure within Operational Technology (OT) environments.

You will be responsible for deploying, maintaining, and securing IT/OT infrastructure, ensuring reliable and efficient operations across sites in Belgium (Haasrode and Genk) and Germany (Leverkusen). Working closely with colleagues across IT and operational teams, you will contribute to the stability, performance, and security of critical systems that support our production and warehouse environments.

This is a hands‑on role for a professional who enjoys working in complex infrastructure environments and collaborating across multiple locations. Regular travel to Leverkusen is required as part of supporting and developing our cross‑site IT/OT infrastructure landscape.

Job Responsibilities

IT/OT Infrastructure Operations

• Manage and support on-premise OT infrastructure, including servers, virtualisation platforms and storage environments.
• Help ensure the availability, security and compliance of OT systems that support manufacturing and operational activities.
• Perform installation, configuration and lifecycle management of infrastructure components, ensuring stable and reliable operations.
• Support patching, backup, monitoring and incident resolution activities to maintain a secure and resilient environment.

Networking

• Manage, maintain and troubleshoot industrial network environments across operational technology landscapes.
• Support network switching, firewall management and segmentation between IT and OT zones to ensure secure and reliable connectivity.
• Enable and maintain secure communication between OT and IT environments.
• Implement and support network security controls to protect critical systems and infrastructure.

Wintel & Core Services

• Manage Windows Server environments and core infrastructure services.
• Support and maintain Active Directory on-premises environments.
• Contribute to Entra ID integration within a hybrid identity landscape.
• Maintain essential services such as DNS, DHCP and NTP.
• Ensure the stability and performance of domain‑joined OT environments.

Project & Deployment Work

• Contribute to the design, implementation and continuous improvement of OT infrastructure environments.
• Deploy and support infrastructure for new production lines, warehouse systems and engineering platforms.
• Work closely with technology vendors and system integrators to deliver validated and compliant solutions.
• Support infrastructure‑related projects from planning through implementation and operational handover.

Compliance & Security

• Ensure infrastructure and operational processes align with GxP and regulated manufacturing requirements.