Trinseo is a different kind of global materials company – at the intersection of people, technology, and customers. We are a world leader in the production of plastics and latex binders. Our culture is built on passion and innovation.? A career at Trinseo presents a unique opportunity to work in a highly collaborative environment. Helping customers solve their most complex material challenges is the reason we come to work each day. We are seeking innovative thinkers – ready to tackle any challenge and passionate about delivering value.? As a global materials solutions provider focused on delivering innovative and sustainable solutions to our customers, we need people to feel respected and included so they can be more creative, innovative, and successful. For our Latex Binders R&D Center of Excellence in Rheinmünster, Germany close to Strasbourg and Karlsruhe we are looking for a Master Student in our Battery Application Laboratory Implementation of standard test formulations, establishment of new test methods and/or improvement of existing methods. Formulations preparation, data acquisition and interpretation within project(s) related to the Battery field (anode, cathode). Learning of the lab specific safety procedures, analytical methods and laboratory operating procedures. Close collaboration with the lab team. Project presentation to the R&D Department at the end of the internship. Master student in Chemistry, Formulation, Materials Science, Electrochemistry or related field. Strong interest in working within Battery application laboratory. Passion and curiosity for formulation, testing, chemistry and battery field. Initiative and autonomy in carrying out the formulations and tests. Good communication and interpersonal team skills. Good working knowledge of English. German is not required, but is an advantage. Good computing skills (Windows / Microsoft Office package). What we offer:In addition to an interesting internship in a dynamic & international company, we offer:A safe working environment, as safety for people and the environment is paramount at Trinseo.An onboarding process, including practical and theoretical trainings, that allows you to join us quickly.Get an insight into the product development process from lab scale to the end use performance validation, under the supervision of an Application Scientist (your supervisor). You will be part of the Trinseo team from day one.A familiar, respectful and friendly working atmosphere, within a multicultural team.An attractive and competitive salary including vacation days, plus an on-site canteen.Have we piqued your interest?Then we look forward to receiving your application (CV, letter of motivation, reference if available). The internship will start on September 1st 2025 for a period of 12 months.For non-EU citizens, the candidate must have a valid visa and work permit for Germany to start the internship. Equity and InclusionWith our expanding global presence, cross-cultural insight and competence are essential for our ongoing success. We believe that a diverse workforce contributes different perspectives, experiences and creative ideas that enable us to continue to improve every day. Race, gender, ethnicity, country of origin, age, personal style, sexual orientation, physical ability, religion, work and life experiences and many more factors contribute to this diversity. We welcome all applicants, regardless of their backgrounds, and are committed to a fair and inclusive hiring process.