Global Operational Technology (OT) Network Architect

Global Operational Technology (OT) Network Architect

Join to apply for the Global Operational Technology (OT) Network Architect role at IFF

Job Summary

“Do you want to be at the forefront of digital transformation in manufacturing, designing secure and resilient OT networks that power the factories of the future?”

Come join us, International Flavors & Fragrances Inc. (IFF) is a global leader in flavors, fragrances, food ingredients, and health and biosciences. We deliver sustainable innovations that elevate everyday products. This opportunity sits within our Taste business unit where we craft unique, technology‑enabled flavor designs that define the identity of food and beverage brands, shape trends in flavor building and fuel market success.

We are currently seeking a Global OT Network Architect to join our Operational Excellence team in Celje, Slovenia or Barcelona, Spain in an agile / hybrid capacity . The role will support manufacturing operations, continuous improvement, and capital projects.

Where You’ll Make a Difference

In this role, you will lead initiatives to enhance cybersecurity, data availability, digitalization, and productivity across our manufacturing systems. You will play a critical role in optimizing production efficiency through process control and technology improvements, acting as the key interface between Manufacturing Systems, IT services, and various support functions within the Taste Business Unit.

Operations & Project Support (70–100%)

• Manage, implement and maintain OT networks (OMN & PCN) : Oversee operations and external integrators, ensure network segmentation, continuity, and lifecycle management, including obsolescence evaluation and upgrade planning.
• Design and implement OT network architecture : Define system architecture, select hardware (servers, switches, routers, NAS), and collaborate with global IT for network integration.
• Develop, manage and maintain documentation & knowledge base : Create and update design specifications, diagrams, firewall rules, test protocols, and reference tables for suppliers, software, and ports.
• Ensure security and compliance : Define firewall rules for remote access and data extraction, coordinate software patching, and establish disaster recovery procedures.
• Provide technical support and training : Support commissioning / testing (FAT / SAT), troubleshoot OT devices, manage IT ticket workflows, and train engineers on OT network usage and monitoring.

Continuous Improvement & Digitalization (0–30%)

What Makes You The Right Fit

How Would You Stand Out?

Why Join Us?

At IFF, we combine science and creativity to deliver solutions that make a difference. We offer :

We are a global leader in taste, scent, and nutrition, offering our customers a broader range of natural solutions and accelerating our growth strategy. At IFF, we believe that your uniqueness unleashes our potential. We value the diverse mosaic of the ethnicity, national origin, race, age, sex, or veteran status. We strive for an inclusive workplace that allows each of our colleagues to bring their authentic self to work regardless of their religion, gender identity & expression, sexual orientation or disability.

Visit IFF.com / careers / workplace-diversity-and-inclusion to learn more.

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