Research Assistant Plant Physiology

Oudecampsweg 35C, 2678 NN De Lier, Netherlands

At Dümmen Orange, every role contributes to our mission of creating sustainable value in ornamental horticulture. As a Research Assistant Plant Physiology, you play a key role in supporting the development and execution of research projects that drives product and process innovation across our breeding programs. Your work directly supports our Plant Physiology team in generating high-quality data, refining pipelines, developing protocols, and deepening our understanding of plant responses to abiotic stress - helping us deliver innovation, quality, and value to growers and partners worldwide.

Why this role matters

This role is critical for generating the physiological insights that underpin trait development, abiotic stress resilience, and overall product performance. The experiments you run and the data you deliver form an essential foundation for decision-making in breeding. Your expertise and skills will help Dümmen Orange stay ahead in a competitive global market, while also reinforcing our commitment to excellence, sustainability, and innovation.

Your tasks and/or responsibilities include:

• Strengthen our freedom to operate through collection of public and private information and processing this through literature reports;
• Design and execute experiments in a timely fashion;
• Collect data in a quantitative manner with respective down-stream processing;
• Data visualization and report writing according to scientific method;
• Manage deadline and update project team in a fixed interval schedule.

Your profile

You are proactive, analytical and critical in conducting research projects, but also market-oriented as we are targeting at the customers. You communicate clearly, work accurately, and thrive in a dynamic and multidisciplinary research environment. 

Furthermore you: 

• have a BSc in Biology, Plant Physiology, Plant Sciences, Plant Breeding, or a related field;
• are familiar with plant cultivation (preferably both in vitro and in vivo), plant phenotyping, laboratory techniques (e.g., microscopy, tissue staining), and basic statistical analysis using R;
• have experience in scientific documentation, data processing and reporting;
• are motivated and creative with ability to think outside the box;
• are fluent in English, both written and verbal.

What we offer

Passion for the craft, teamwork and transparency define our ways-of-working. With a flat organizational structure and comprehensive support tools – such as the Dümmen Orange Academy and our Performance Management Program – we offer a rich environment for a purposeful and rewarding job, as well as for your development and growth as an individual, expert, or leader, no matter what stage of your career you’re in.

In addition, we offer:

• A competitive salary based on your knowledge and experience;
• Full-time position (38 hours per week);
• 25.5 vacation days, based on a full-time contract;
• A personal development plan focused on continuous learning and our core values: commitment, focus, passion, and responsibility;
• An international working environment;
• Employment conditions based on the Dutch Collective Labor Agreement for Greenhouse Horticulture, including generous leave arrangements and a solid pension scheme (BPL Pension). We invest in your future by covering two-thirds of your pension premium.

Who we are and what we do

Dümmen Orange is a leading global breeder and propagator of flowers and plants, offering an extensive portfolio of crops and varieties to growers, wholesalers, and retailers worldwide.

We develop stronger, healthier flowers and plants, enhancing their beauty and performance. Our breeders, backed by cutting-edge research, focus on improving key traits such as color, fragrance, and shape, as well as vital characteristics like disease resistance, yield capacity, and growth habits.

Our Breeding Technology Centre in the Netherlands is the largest horticultural breeding laboratory in the world. It’s a high-tech home for pioneering international scientists, breeders, and specialists to set new standards in flower and plant genetics and breeding excellence.

Across our production locations in Europe, Africa, and the Americas, we have over 260 hectares of production space. We use these facilities to cultivate mother stock plants and produce starting material, e.g. by cuttings or tissue culture.

Dare to bloom

Headquartered in De Lier, the Netherlands, we employ 5,300 people globally. 

Joining Dümmen Orange means becoming part of a leading company driven by purpose and ambition. Our international playground is anything but ordinary. If you’re wired for curiosity, challenge, and real impact, you’ll feel right at home.

With a legacy spanning more than a century, leading positions in global floriculture markets, a world-class R&D team, and a diversified network of owned propagation sites supported by a global supply chain, Dümmen Orange is a source of industry expertise and innovation—and the place to be if you want to make a lasting impact in floriculture.

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For more information you can contact Zhang Jiang, Project Lead Plant Physiology, via z.jiang@dummenorange.com , or +31 174530100. 

Acquisition with reference to this advertisement will not be appreciated.