OT Security Architect

OT Security Architect
Yokogawa Amersfoort, Utrecht, Netherlands

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OT Security Architect – Design Security Where It Matters Most

Imagine this:

A production plant is running 24/7. Its control systems are connected, its processes automated — and every minute of uptime counts. You’re not just the architect of the network; you’re the reason it stays secure. Your design prevents downtime. Your integration keeps systems protected. Your decisions, quietly made, make all the difference.

As an  OT Security Architect  at  Yokogawa , you’ll build and secure the digital foundation of some of the world’s most essential industries — ensuring that safety, stability, and sustainability go hand in hand.

The Role – Security by Design, Delivered with Precision

You’ll be part of the  OT Security Team  within the  Operations NL Team  — a diverse group of specialists with complementary skillsets and a shared mindset: protect what matters. You’ll design and implement robust OT cyber security architectures that align with real-world operations and critical infrastructure needs.

You are the technical lead for security solutions in projects. You bring together routers, firewalls, directory services, antivirus, and backup systems into a cohesive, secure, and fully documented environment.

What You’ll Be Doing

As an  OT Security Architect , you’ll take the lead in:

Designing and delivering secure OT network architectures from scratch.

Selecting security solutions for project proposals — balancing compliance, risk, and performance.

Implementing and testing security components like  Windows Server, Active Directory, WSUS, antivirus ,  backup systems ,  Industrial Network Elements ,  Network Management Solutions (NMS)  and  Intrusion Detection Solutions (IDS) .

Configuring and troubleshooting  routers, switches, and firewalls .

Configuring and maintaining  virtualized environments .

Creating and maintaining  as-built documentation  that ensures clarity and continuity.

Supporting the  full lifecycle of security solutions  — from concept to continuous improvement.

Collaborating across disciplines to integrate security into every layer of the system.

What You’ll Need to Succeed

You’re someone who thrives at the intersection of  technology and responsibility . You understand the demands of industrial environments and bring a secure-by-design mindset to everything you do.

You bring:

An  MBO-4 or HBO degree  in IT or a related field.

Solid knowledge of  Windows Server, Active Directory, WSUS, Antivirus solutions ,  Back-up  and  virtualization .

Experience with  Networking equipment  (switches, routers, firewalls).

A structured, hands‑on approach to problem solving.

Strong communication skills in either  Dutch or English .

Willingness to travel within the  Netherlands  frequently and from time to time  abroad .

A solution‑focused, flexible attitude and customer‑centric mindset.

What You’ll Get in Return

We believe in trust, development, and work that matters — and we make sure our people feel that too.

31 days off  (25 vacation + 6 ADV)

8% holiday pay , paid in May

A  guaranteed 5% annual bonus

Travel allowance  and  home office compensation

A  laptop and phone  you can use privately too

An international  learning & development program

Hybrid working options depending on project phase

Collective accident insurance  and peace of mind

Why Yokogawa?

Yokogawa has been pioneering industrial automation for over a century. Today, our focus is clear: enable industries to become safer, smarter, and more sustainable.

We’re committed to achieving  net‑zero emissions , supporting the  circular economy , and improving well‑being — with a long‑term vision for 2050 and beyond. At Yokogawa, you won’t just build systems.  You’ll build security into the future.

Ready to architect security where it truly counts?

Apply now and help us protect the processes that keep the world running.

Not just a job, but a career

Yokogawa, award winner for ‘Best Asset Monitoring Technology’ and ‘Best Digital Twin Technology’ at the HP Awards, is a leading provider of industrial automation, test and measurement, information systems and industrial…