R&I Technician

Syensqo is all about chemistry. We’re not just referring to chemical reactions here, but also to the magic that occurs when the brightest minds get to work together. This is where our true strength lies. In you. In your future colleagues and in all your differences. And of course, in your ideas to improve lives while preserving our planet’s beauty for the generations to come.

Job overview and main Responsibilities:

• Carry out laboratory formulation tests (solvents and additives formulation, surface treatments, coatings, cleaners, etc.) according to established protocols.
• Prepare, implement, and monitor experimental plans under the supervision of engineers.
• Perform physico-chemical analyses (pH, viscosity, spectroscopy, performances test, etc.) and interpret results.
• Contribute to the continuous improvement of working methods and process optimization.
• Ensure traceability and repeatability of tests (report writing, data entry).
• Apply and enforce laboratory safety, health, and environmental (EHS) rules.
• Support the smooth operation of the laboratory (stock management, equipment maintenance, ordering consumables).
• Provide technical support to internal teams and occasionally assist with demonstrations or trials at customer sites.

We’ll count on you for:

• Ensure the reliability and quality of tests performed within set deadlines.
• Proactively suggest improvements to protocols or help resolve technical issues.
• Communicate clearly and precisely with team members and other departments.
• Actively participate in team life and contribute to collective skill development.
• Support engineers in formulation, testing, and the improvement of innovative solutions in the fields of green solvents and metal surface treatment.
• Ensure the quality of tests, laboratory safety, and contributes to the success of R&D projects and customer satisfaction.

You’ll bring:

• Two-year technical degree (BTS/DUT in Chemistry, Chemical engineering, or equivalent).
• Initial laboratory experience (internship or apprenticeship accepted).
• Rigorous, organized, and a strong team player.
• Interest in innovation, safety, and quality.
• Ability to learn quickly and adapt to new protocols.
• Proficiency in office software (Excel, Word); experience with laboratory management software or new AI technology is a plus.
• Basic technical English (reading protocols, basic communication) is mandatory.

Nice to have : 

• Experience in industrial chemical formulation or surface treatment.
• Knowledge of chemical safety and waste management.
• Ability to participate in technical demonstrations at customer sites (occasionally).

You’ll get:

• Competitive salary and package
• Weeks of maternity/paternity and co-parenting leave, according to local regulations
• Training platform for all employees
• Free well-being sessions (physical and psychological)

Additional information:

• Position based in Paris (Aubervilliers)
• On-site position

About us

• Syensqo is a science company developing groundbreaking solutions that enhance the way we live, work, travel and play. Inspired by the scientific councils which Ernest Solvay initiated in 1911, we bring great minds together to push the limits of science and innovation for the benefit of our customers, with a diverse, global team of more than 13,000 associates. Our solutions contribute to safer, cleaner, and more sustainable products found in homes, food and consumer goods, planes, cars, batteries, smart devices and health care applications. Our innovation power enables us to deliver on the ambition of a circular economy and explore breakthrough technologies that advance humanity.
• At Syensqo, we seek to promote unity and not uniformity. We value the diversity that individuals bring and we invite you to consider a future with us, regardless of background, age, gender, national origin, ethnicity, religion, sexual orientation, ability or identity. We encourage individuals who may require any assistance or accommodations to let us know to ensure a seamless application experience. We are here to support you throughout the application journey and want to ensure all candidates are treated equally. If you are unsure whether you meet all the criteria or qualifications listed in the job description, we still encourage you to apply.

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