Functioneel Beheerder/Netwerkbeheerder van experimenteernetwerken
2280, Rijswijk, South Holland, Netherlands
Listed on 2026-06-06
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IT/Tech
Cybersecurity, Network Security, Systems Engineer
About this position
What will be your role? You will be responsible for the functional (and partly technical) management and development of several experimental and communication networks supporting TNO defence research and the (inter) national security domain. These environments play a key role in exercises and interoperability experiments, involving not only TNO experts but also specialists from various national and international stakeholder (defence) organizations.
These networks are unique in the way they deliver the required levels of availability and security. In your role as Functional Administrator, you will also act as the main point of contact for the various users of these network environments, both within and outside TNO, nationally and internationally, regarding the required functionalities they support. Together with your immediate colleagues, you will stay closely aligned with the latest developments in the defence domain and in network technology, translating these developments into the continuous improvement of the network environments under your responsibility.
- Functional and partly technical management and development of experimental and communication networks for TNO defence research and the (inter) national security domain.
- Act as the main point of contact for users of the network environments, both within and outside TNO, nationally and internationally.
- Collaborate with ICT experts, project leaders and users to ensure successful international exercises and interoperability experiments.
- Translate developments in the defence domain and network technology into continuous improvement of the network environments.
- A Bachelor's degree (HBO/BSc) in Business Information Technology, Information Science, Network & Security Engineering, or a similar field.
- Approximately 5 years of experience in functional and/or network management.
- Demonstrable knowledge of IPv4/v6 networking and routing protocols; experience with Linux and Enterprise Windows environments is a plus.
- Proven experience with and knowledge of Cisco network technologies and network encryption equipment is a plus.
- Programming skills, preferably in languages such as Python, C++ or Java, and a strong curiosity for new technologies.
- True team player with a proactive, can-do mentality.
- Fluency in English.
- Driving licence (Category
B). - Dutch nationality (due to security clearance requirements).
- Willingness to undergo a security screening.
- Willingness to occasionally be on call during evenings and/or weekends.
Challenging and varied work with a real impact. Plenty of opportunities to shape your career at TNO.
- Gross monthly salary between € 4 105,- and € 5 200,- (based on knowledge and experience).
- 8% holiday pay.
- 13th month bonus of 8.33%.
- Flex budget: 5.58% + € 180.
- 33 days annual leave plus a flexible holiday that can be used on a cultural, religious, or otherwise important day of your choosing (full-time).
- Flexible working hours, possibility to work part-time (32 or 36 hours) and to work from home.
- A good pension scheme.
- Comprehensive and flexible mobility plan including full compensation for public transportation for commuting and business travel.
- Social events with your team and other TNO colleagues.
We offer optional employee benefits, enabling you to tailor your benefits package to match your personal situation. An employer working towards a respectful, inclusive, and equitable work environment where every employee can flourish, with various initiatives such as Jong TNO, peer-based guilds, Rainbow Community and Round Tables on diverse inclusion topics.
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