IT/OT Network & Infrastructure Engineer in Zürich

Are you a network and infrastructure expert ready to drive the delivery of secure, scalable IT and OT environments while shaping the future of complex, business-critical projects?Proclinical is seeking a Network & Infrastructure Engineer to lead the design, implementation, and governance of network architectures within a dynamic project environment.

This role focuses on integrating IT and OT systems, ensuring secure and scalable infrastructure solutions, and aligning with global standards.

You will play a key role in coordinating activities across teams, managing external service providers, and supporting compliance with regulatory requirements.

Please note that to be considered for this role you must have the right to work in this location or hold an EU passport.

Responsibilities: Define, design, and oversee network architectures for enterprise and industrial environments, ensuring alignment with global IT-OT standards.

Design and implement segmented IT-OT architecture zones, including DMZs, VLANs, and secure data flows, supporting SCADA, PLC, DCS, MES, and shop-floor systems.

Act as the primary infrastructure lead, coordinating network and hosting activities to ensure infrastructure readiness and support project milestones.

Drive alignment between project designs and corporate standards, conducting architecture reviews and approvals.

Support site deployment activities, including assessments, design validation, cutovers, testing, and go-live.

Coordinate integration of on-premises, hybrid, and cloud-based network and hosting platforms into end-to-end infrastructure solutions.

Oversee external service providers, system integrators, and network vendors, ensuring quality and compliance with project requirements.

Ensure adherence to Gx P, data integrity, and cybersecurity standards (e. g., IEC 62443, ISO 27001) and support audits and risk assessments.

Maintain architecture documentation and validation-relevant deliverables.

Transition into an on-site owner for IT run services post-project go-live, establishing support models, monitoring, and service KPIs.

Drive network standardization, modernization, and lifecycle management initiatives.

Key Skills and

Requirements: Expertise in network architecture and infrastructure design, including LAN, WAN, WLAN, SD-WAN, routing, switching, firewalls, and network security.

Experience in IT-OT integration and segmentation concepts, with a track record of delivering large-scale projects.

Ability to translate architectural designs into practical, sustainable operational solutions.

Knowledge of Gx P-regulated environments and compliance requirements.

Familiarity with IT service management, incident/problem management, and operations governance.

Strong coordination and communication skills across global teams and stakeholders.

Proficiency in English; German language skills are a plus.

Experience in regulated industries is advantageous.

If you are having difficulty in applying or if you have any questions, please contact Klajdi Metkola at you are interested in applying to this exciting opportunity, then please click 'Apply' or to speak to one of our specialists please request a call back at the top of this page.

Proclinical is a leading life sciences recruiter focused on finding exceptional people and matching them with the finest positions across the globe.

Proclinical is acting as an Employment Agency in relation to this vacancy.

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