Sika is a specialty chemicals company with a globally leading position in the development and production of systems and products for bonding, sealing, damping, reinforcing, and protection in the building sector and industrial manufacturing. Sika has subsidiaries in 103 countries around the world and, in over 400 factories, produces innovative technologies for customers worldwide. In doing so, it plays a crucial role in enabling the transformation of the construction and transportation sector toward greater environmental compatibility. With more than 33,000 employees, the company generated sales of CHF 11.20 billion in 2025.

Our departments in the area of Sika’s Core Technology Thermoplastic Systems conduct global projects within Sika’s Target Markets, bridging the gap between fundamental science and product development. To strengthen our team, we are looking for a Scientist based in our Global Technology Center Sarnen with the following tasks:

• Planning and execution of projects to develop products and technologies related to application in construction and automotive industry
• Designing and characterizing minimum viable products using respective thermoplastic processing techniques as well as chemical-analytical and physical testing methods
• Supporting with the practical implementation of project results toward commercial use, assisting in troubleshooting formulation or processing issues
• Researching and assessing technical state-of-the-art by evaluating scientific literature, patents, chemical databases and market information
• Analyzing experimental data, documenting results, and preparing technical reports, presentations and patent applications
• Engaging with external academic / industry partners, managing joint projects
• Leading project teams in an agile environment

• MSc / preferably PhD in Chemistry or Materials Science and Engineering with solid expertise in polymer chemistry, polymer physics or polymer engineering
• Proficiency in practical laboratory work and in classical analytical testing methods (NMR, GPC, HPLC, DSC); practical experience in thermoplastic processing is a plus
• Basic knowledge in Project Management
• First practical experience in industrial R&D is a plus
• Proficiency in English; knowledge of German is a plus
• Structured working style, good problem-solving and analytical thinking skills
• Ability to communicate complex research findings effectively
• Interest in considering commercial and sustainability constraints alongside technical goals; ability to balance scientific rigor with practical feasibility
• Curiosity and willingness to learn new methods and technologies across disciplines

In view of global megatrends such as climate change and urbanization, we strive to find sustainable solutions that have a positive impact on the environment today and for future generations. This is how we create trust: by always delivering more than expected.

Sika fosters a climate of respect in which employees can develop their skills and take responsibility

We offer competitive salaries, aligned with local market benchmarks and the specific scope and responsibilities of each role. Compensation is determined based skills relevant to the position, education and/or training. We are committed to fair and equitable pay practices in accordance with applicable laws and regulations.

We offer competitive salaries, aligned with local market benchmarks and the specific scope and responsibilities of each role. Compensation is determined based skills relevant to the position, education and/or training.  We are committed to fair and equitable pay practices in accordance with applicable laws and regulations.