Protecting Health Through Science — Toxicologist (Hedehusene, Denmark)
Join ROCKWOOL’s material science team in Hedehusene and use your toxicological expertise to ensure our products will continue to be safe, sustainable and trusted worldwide. Influence product design and regulatory decisions across global operations while working with a collaborative, multidisciplinary team.
Ready to help build a better future for generations to come?
In an ever-changing, fast paced world, we owe it to ourselves and our future generations to live life responsibly. At ROCKWOOL, we work relentlessly to enrich modern living through our innovative stone wool solutions.
Join us and make a difference!
Your future team:
You will become part of a dedicated team of skilled professionals committed to ensuring the health and safety of both our products and the people who use and produce them.
The team consists of colleagues from diverse scientific backgrounds, and they describe themselves as collaborative, knowledge driven, and passionate about sustainable materials.
Working closely with colleagues across R&D, Quality, and Regulatory Affairs, you will be central in ensuring ROCKWOOL maintains its strong reputation for safety.
What you will be doing:
In this role, you will:
Take active part in internal ROCKWOOL projects as well as international projects and collaborations.
Stay updated on international toxicology trends within new approach methodologies, research, and regulatory changes.
Support product development by providing scientific input on material safety.
Collaborate with regulatory teams to ensure compliance with global standards.
Communicate findings and safety guidance clearly to technical and non technical stakeholders.
Conduct toxicological assessments of raw materials, fibers and finished products .
This position calls for analytical thinking, effective communication, and the ability to balance precision with practical business needs.
Expect 20-40 days of annual travel, primarily within Europe, as you oversee projects across ROCKWOOL’s global operations.
What you bring:
We are looking for someone with:
A degree in biochemistry, Biomedical Science with courses in toxicology, a degree in Toxicology , or other related discipline (MSc or PhD preferred).
Minimum 3–5 years’ experience in toxicology, preferably in materials, manufacturing, or consumer products.
Experience from regulatory work in relation to toxicology
Strong ability to interpret data from studies in the field of toxicology and translate findings into actionable recommendations.
Familiarity with REACH, CLP, and other relevant safety regulations.
Excellent communication skills and the ability to work effectively across teams and cultures.
Analytical mindset, attention to detail, and adaptability in a changing environment.
Experience with vitro testing or exposure modelling is a plus.
We know you might not meet every requirement listed here. If you have skills and experience you believe will add value to our team, we encourage you to apply.
What we offer:
At ROCKWOOL, we are committed to fostering an environment where our people can grow and succeed both professionally and personally.
Support for ongoing professional development.
An inclusive and collaborative international workplace.
The chance to work on projects that make a real impact on global sustainability goals.
You will be joining a company that values long term employee growth and actively supports career progression.
Ready to apply?
Please submit your CV (without a photo) and a short cover letter (in English) outlining your motivation and experience related to toxicology no later than January 25th, 2026.*
*Please note that we will be working with a continuous selection process, which means that we may close the application process earlier than stated if we find the right candidate.
Who we are
We are the world leader in stone wool solutions. Founded in 1937 in Denmark, we transform volcanic rock into safe, sustainable products that help people and communities thrive. We are a global company with more than 12,000 employees, located in 40+ countries with 51 manufacturing facilities… all focused on one common purpose – to release the inherent power of stone to enrich modern living.
Sustainability is central to our business strategy. ROCKWOOL was one of the first companies to commit to actively contributing to the United Nations Sustainable Development Goals (SDG’s) framework and are actively committed to 11 SDGs, including SDG 14, Life Below Water. Through our partnership with the One Ocean Foundation and in connection with our sponsorship of the Denmark
SailGP team, we will help raise awareness around ocean health challenges in an effort to accelerate solutions to protect it.
Diverse and Inclusive Culture
We want all our people to feel valued, respected, included and heard. We employ 79 different nationalities worldwide and are committed to providing equal opportunities to all employees, promote diversity, and work against all forms of discrimination among ROCKWOOL employees.
At ROCKWOOL, you will experience a friendly team environment. Our culture is very important to us. In fact, we refer to our culture as “The ROCKWOOL Way”. This is the foundation in which we operate and is based upon our values of ambition, responsibility, integrity and efficiency.