IT Support Specialist (Crypto administration & Networks) - The Hague - 32-40h

About this position

At TNO, researchers and experts work on innovations that make the Netherlands safer, healthier, more sustainable and more digital. A reliable and secure IT environment is essential to this work. Within Information Services, we support colleagues across our various locations and ensure they can make optimal use of our IT services and solutions.

As an IT Support Specialist (Crypto & Networking), you are one of the faces of Information Services in The Hague. You support users through the service desk, resolve IT issues on site and develop specialist knowledge in cryptographic management and network management. This gives you a role that combines daily interaction with users with the opportunity to deepen your technical expertise in a secure and technically challenging environment.

What will be your role?

You support researchers and other TNO employees in using IT products and services. Your main focus is on service desk and onsite support, complemented by a specialisation in crypto administration and network administration.

Within crypto administration, you support the management of cryptographic assets used in secure research and project environments. You are involved in their registration, issuance, verification and administrative recording. You work according to strict procedures and the four-eyes principle. In addition, you provide support within secure network and enclave environments, where you implement and document changes according to agreed procedures.

Your day-to-day responsibilities include:

• Resolving incidents and service requests via phone, email and tickets.
• Installing, configuring and replacing workplace equipment, hardware and software.
• Supporting users at various TNO locations in the The Hague region.
• Handling Tier 2 incidents within cryptographic and network domains.
• Supporting the management of cryptographic assets and secure network environments.
• Documenting changes, procedures and knowledge articles.
• Collaborating with specialists and DevOps teams to implement structural improvements.

What we expect from you

You are service-oriented, work in a structured way and feel comfortable in an environment where information security, accuracy and responsibility are essential.

You bring:

• MBO level 4 vocational working and thinking level in an IT-related field.
• Experience in a service desk, workplace management or IT support role.
• Good communication skills in both Dutch and English.
• A precise way of working and an awareness of the potential impact of errors in a secure IT environment.
• The ability to follow procedures accurately and document your work correctly.
• An affinity with network management, infrastructure or IT security.
• A category B driving licence.
• Willingness to work at different TNO locations in the region.
• Willingness and ability to obtain an A/B security clearance (Verklaring van Geen Bezwaar) from the Dutch General Intelligence and Security Service (AIVD).

Nice to have

• Experience working within a larger organisation where information security plays an important role.
• Experience working according to established procedures, security guidelines and quality standards.

What you can develop with us

Previous experience in cryptographic management or network management is not required. What matters more to us is your interest in these areas and your motivation to further develop your expertise.

At TNO, you will have the opportunity to build specialist knowledge in:

• Cryptographic management and the management of cryptographic assets.
• Secure network and enclave environments.
• Network technologies such as switching, routing and firewalls.
• Tier 2 support within specialist IT domains.

What you'll get in return

Challenging and varied work with real impact. And plenty of opportunities to grow, because at TNO you largely shape your own career path. In addition to a gross monthly salary (based on a full-time, 40-hour work week) ranging from € 3,000 to € 4,500, depending on your knowledge and experience, you will receive a 13th-month allowance (8.33%) and a flex budget (5.58% + € 180 per month). Both the 13th-month allowance and the flex budget can be paid out monthly. As a result, your total monthly compensation can range from approximately € 3,500 to € 5,200. You'll also receive holiday allowance and have every opportunity to further develop yourself, both professionally and personally.

TNO offers optional employee benefits, enabling you to tailor your benefits package to match your personal situation. You may also expect:

• An extremely professional, innovative working environment where colleagues are leading experts in their field.
• The opportunity to attend courses, workshops and conferences, and to receive training and coaching based on your needs.
• 33 days annual leave plus a flexible holiday that can be used on a cultural, religious, or otherwise important day of your choosing (on a full-time basis).
• An employer working towards a respectful, inclusive, and equitable work environment where every employee can flourish, with various initiatives such as Jong TNO, numerous expertise based guilds, Rainbow Community and Round Tables on diverse inclusion topics.
• We offer a comprehensive and flexible mobility plan that also includes full compensation for public transportation for commuting and business travel.
• Great social events with your team and other TNO colleagues. That’s how you will get to know a lot of people really quickly.
• Flexible working hours, the possibility to work parttime (32 or 36 hours).
• A good pension scheme.

Read more about tailoring your benefits package.

TNO as an employer

Our people are at the heart of TNO. Their curiosity, expertise and entrepreneurial mindset make it possible to deliver high-impact research and innovations that contribute to society’s sustainable wellbeing and prosperity. That is why we invest in an inspiring and inclusive working environment where colleagues can excel, have autonomy and continue to grow.

Your talent and ambition have every opportunity to flourish at TNO. You work with experts (both within and beyond TNO), have access to advanced technology and the freedom to explore, experiment and innovate. Our strength lies in independence, reliability and collaboration. We find each other in wonder and ingenuity. We are driven to push boundaries. By working with businesses and government, and by connecting different perspectives, we strengthen our innovative capability and create responsible, meaningful results.

At TNO, we believe this is our time to help society, government and business move forward faster. Together with driven colleagues, you turn knowledge into concrete innovations or ventures that truly make a difference by combining the power of science and entrepreneurship. And in doing so, you make your mark on our time.

The selection process

Please apply before the 18th of November, 2026. The selection process comprises two interview rounds. In a final meeting we will discuss the terms of employment and your tailored benefits package. We aim to finalize the entire process within four weeks.

The selection process may include an online assessment and a reference check.

As you will be working for clients in the domain of defence and security, a Certificate of No Objection issued by AIVD (the Dutch General Intelligence and Security Service) is mandatory. This means you will have to undergo a security screening. Read more about security screening.