You are practically minded and just as comfortable on the shop floor as behind a screen. You have strong analytical skills and a genuine hands-on mentality – you solve problems, not just in theory. You work independently but are also a true team player. You are eager to learn and keep developing yourself in a field that moves fast.

A Bachelor’s degree in ICT, Industrial Automation, or equivalent. A broad technical knowlegde and at least 5 years experience Technical knowledge such as PLCs, ThingWorx, Kepware, OPC-UA, Profinet, industrial networks, Windows Server, Linux, Azure, SQL, APIs, and Docker. Programming skills in ThingWorx scripting, JavaScript, SQL, and (REST) APIs; basic knowledge of Python, Rust, or similar is a plus.

Operational Technology Engineer

Q: Your responsibilities

Operational management: You manage OT systems on a daily basis, monitor availability, performance, and reliability, resolve disruptions and incidents, and support production teams with OT-related issues. OT infrastructure: You manage PLC environments, Kepware, ThingWorx, SCADA systems, industrial servers (Windows, Linux), Historian solutions, OT networks, and OT workstations. ThingWorx development: You build dashboards and visualisations, connect sensors and machines, develop API integrations, and maintain existing ThingWorx solutions. Integrations: You support connections between OT systems, MES, ERP (D365), Microsoft Fabric, Power BI, and data warehouse solutions. Security: You implement OT security baselines, support patch management, process vulnerabilities, and manage OT accounts and access rights.

Rotterdam

€4000,-/ €5500,-

Permanent

Are you the engineer who keeps our production environment running – and makes it smarter? Do you have the hands-on mentality to manage industrial systems, solve problems, and build new integrations? At Sif, we build the steel foundations for offshore wind farms across Europe – and we’re looking for an OT Engineer who makes our production environment a little better every single day.

What does an OT Engineer do?

As OT Engineer at Sif, you are responsible for the daily management, maintenance, monitoring, and optimisation of our OT environment. You ensure the operational continuity of industrial automation systems and support production processes, Smart Factory solutions, and industrial data platforms. You report to the Manager IT Operations and work closely with production, maintenance, IT infrastructure, suppliers, and the OT Architect.

Your responsibilities

Operational management: You manage OT systems on a daily basis, monitor availability, performance, and reliability, resolve disruptions and incidents, and support production teams with OT-related issues.
OT infrastructure: You manage PLC environments, Kepware, ThingWorx, SCADA systems, industrial servers (Windows, Linux), Historian solutions, OT networks, and OT workstations.
ThingWorx development: You build dashboards and visualisations, connect sensors and machines, develop API integrations, and maintain existing ThingWorx solutions.
Integrations: You support connections between OT systems, MES, ERP (D365), Microsoft Fabric, Power BI, and data warehouse solutions.
Security: You implement OT security baselines, support patch management, process vulnerabilities, and manage OT accounts and access rights.

Where will you end up?

You will be based at our Maasvlakte 2 production site in Rotterdam. You report to the Manager IT Operations and work day-to-day alongside colleagues from production, maintenance, IT infrastructure, and the OT Architect.

Who are you?

You are practically minded and just as comfortable on the shop floor as behind a screen.
You have strong analytical skills and a genuine hands-on mentality – you solve problems, not just in theory.
You work independently but are also a true team player.
You are eager to learn and keep developing yourself in a field that moves fast.

You possess;

A Bachelor’s degree in ICT, Industrial Automation, or equivalent.
A broad technical knowlegde and at least 5 years experience
Technical knowledge such as PLCs, ThingWorx, Kepware, OPC-UA, Profinet, industrial networks, Windows Server, Linux, Azure, SQL, APIs, and Docker.
Programming skills in ThingWorx scripting, JavaScript, SQL, and (REST) APIs; basic knowledge of Python, Rust, or similar is a plus.

What does SIF offer you?

At Sif, we don’t make vague promises. Just solid terms for solid work:

Salary: Between €4,000 and €5,500 gross (scale 9) per month (based on 40 hours).
Time off: 25 vacation days + 13 ADV days (based on 40 hours).
Travel allowance: €0.23 per kilometre.
Pension: Via Pensioenfonds Metaal en Techniek. We cover 78% of your premium.
Team spirit: A tight-knit crew. Work hard, laugh hard. You’re never on your own.
Stable employer: 75+ years of experience, plenty of growth and opportunities for your development.
Work with impact: What you do directly contributes to a more sustainable world. Sif is growing fast as market leader in offshore wind foundations — and we do it with people who want to move forward.

You’ll have room for initiative, ownership, and growth. We’re looking for professionals who apply their knowledge, take responsibility, and never stop learning. What you can do now matters — but where you want to go matters even more. Are you going to make it at Sif?

Want to know more about the vacancy? Our recruiter Jasmijn van den Borne would be happy to help you!

Do you have any questions about the vacancy? Contact the recruiter via email or phone!

This is how the application goes

Great that you’re interested in Sif! Would you like to join us? Check out our vacancies and apply directly, or send us an open application via this link. We will let you know within two working days.

After an initial online introduction with our recruiter, we would like to invite you for a personal interview. We want to get to know you better and tell you all about the position and Sif. This will give you a good idea of your future workplace and allow us to answer your questions.

In the second interview, we will delve deeper into your motivation and how your talents fit with our team. We would like to hear what drives you and how you can apply your enthusiasm to our goals. This is how we discover together whether there is a good match. Sometimes an assessment is also part of this process, depending on the position.

Yes, there is a match! In the next step, we discuss the terms of employment. Not just your salary, but also what else is important to you. Our goal? To make you an offer that suits you perfectly in one go.

Hooray! You are our new colleague!

This is how the application goes

Hooray! You are our new colleague!

Operational Technology Engineer

Rotterdam

€4000,-/ €5500,-

Permanent

What does an OT Engineer do?

This is how the application goes

This is how the application goes

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