Medior Scientist Underwater Communications

About This Position

In today’s unpredictable geopolitical climate, safeguarding our society is crucial. TNO, as a knowledge institute, plays a vital role in the ecosystem with about a thousand highly educated employees specialising in innovations for Defence & Security. Here, you can actively contribute to a safer world, both nationally and at a European level.

The Acoustics and Underwater Warfare division brings together all acoustic expertise within TNO and primarily works for the Royal Navy. The Underwater Operations & Seabed Security department focuses on research and development in the field of autonomous underwater systems. Applications include detecting sea mines with autonomous underwater and surface drones, 'stand-off' submarine combat, wireless underwater (network) communication, or protecting critical infrastructure on the seabed. We develop state-of-the-art acoustic sensor systems, including advanced data processing algorithms for communication, visualisation and information extraction to generate situational awareness.

What will be your role?

As a medior scientist in underwater communications, you will work on multiple projects to develop innovative solutions for our clients, often including the Ministry of Defence. Each project has its own team with whom you work closely, and because no project is ever the same, you will have plenty of opportunities to develop further.

Depending on your background and preferences, you may be involved with

• Improving algorithms for acoustic and optical underwater communications on various layers of the OSI model.
• Research into optimising communications within networks of autonomous (underwater) nodes and drones.
• Designing, setting up, and carrying out experiments, both through realistic simulations and measurements in the laboratory or at sea.
• Reporting and presenting results to Defence, peers, and colleagues.

Are you someone who enjoys working in a team and is looking for a role where you contribute to society? This job offers variety and stimulates your personal growth as a scientist.

What we expect from you

In addition to being enthusiastic about the work we do, you recognise yourself in the following profile

• You have at least an MSc in electrical engineering and/or computer science.
• You have experience or a specialisation in telecommunications and signal processing, including experience with algorithm development.
• You have knowledge of modulations, network protocols and architectures.
• Preferably, you already have several years of experience in (applied) research.
• You are proactive and assertive; you feel responsible for the final result and ensure that things get done.
• You communicate clearly and convincingly in Dutch and English, both verbally and in writing.
• You are able to work in an international and military context, such as in European or NATO projects.
• You are open to new ideas, eager to learn, and help others to learn in turn.
• Reactions from junior or senior candidates are also welcome.

What you'll get in return

Challenging and varied work with a real impact. And plenty of opportunities as, at TNO, you are in charge of shaping your career. We offer a gross monthly salary (based on your knowledge and experience), 8% holiday pay, a 13 th month bonus of 8.33% and a flex budget (5.58% + € 180). In addition, you will be given every opportunity to develop yourself.

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) and the possibility of working from home.
• Extensive relocation package for international candidates.
• 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 1-8-2026]. 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.

A certificate of Conduct (VOG) is required before starting a new job at TNO.

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 .