Applied Geochemist

You will work at the TNO Geological Survey of the Netherlands (TNO-GDN), an organization that is responsible for managing large-scale subsurface data and information on the Dutch subsurface on behalf of the Dutch government. In addition, TNO-GDN conducts applied research on a variety of subsurface related challenges including sustainable geo-energy, raw materials, subsurface management and groundwater stewardship. Your home base will be the geochemistry team within the Hydrology and Reservoir Engineering research group in Utrecht.

You will be working on research, consultancy and business-to-business projects on topics such as geochemical characterization of the subsurface, groundwater and soil protection, sustainable energy-applications, raw material exploration, contaminant leaching and transport, radio-active waste storage and more. Your activities may encompass geochemical modelling, lab and field research, and interpretation of geochemical datasets using statistical, geostatistical or AI techniques.

You are driven to enable sustainable subsurface use and to bridge scientific knowledge to societal challenges. You enjoy working in a diverse team on a broad range of topics. You are able to work independently and approach your work with curiosity, motivation, and a proactive attitude. Working closely with experts in various technical fields, you are eager to learn from them and expand your own in-depth knowledge. Lastly, you have good communication and presentation skills to inform colleagues and partners about your research.

• A demonstrable interest or passion for sustainable subsurface management.
• A completed Master’s degree or a PhD in environmental geochemistry or soil chemistry, or similar.
• Experience in geochemical model codes (e.g. geochemical work bench, PHREEQC, or similar).
• Experience in or affinity with experimental lab and field research and/or AI or ML techniques.
• Good command of the English language, as you will be working with an international team and international partners. In addition, a good command of the Dutch language or the willingness to learn it.

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 between € 3,497 and € 4,379 (based on your knowledge and experience), 8% holiday pay, a 13th 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 on a full-time basis plus a flexible holiday (prorated) that can be used on a cultural, religious, or otherwise important day of your choosing.
• An employer working towards a respectful, inclusive, and equitable work environment where every employee can flourish, with various employee networks that foster connection and give advice.
• 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.
• Access to our Talent Development Programme.
• Networking opportunities and great activities organized by Jong TNO.
• A good pension scheme.

Read more about tailoring your benefits package.

At TNO, we innovate for a healthier, safer and more sustainable life. And for a strong economy. Since 1932, we have been making knowledge and technology available for the common good. We find each other in wonder and ingenuity. We are driven to push boundaries. There is all the space and support for your talent and ambition. You work with people who will challenge you: who inspire you and want to learn from you. Our state-of-the-art facilities are there to realize your vision. What you do at TNO matters: impact makes the difference. Because with every innovation you contribute to tomorrow’s world. Read more about TNO as an employer.

At TNO we encourage an inclusive work environment, where you can be yourself. Whatever your story and whatever unique qualities you bring to the table. It is by combining our unique strengths and perspectives that we are able to develop innovations that make a real difference in society. Want to know more? Read what steps we are taking in the area of diversity, equity and inclusion.

Please apply before the 22nd of April, 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.