A leading environmental services company in Switzerland is seeking a Team Leader - Senior Study Director specializing in aquatic ecotoxicology. You will oversee chronic and acute studies, evaluate results, and communicate with clients. The ideal candidate should have a background in biology, 5–10 years of experience in ecotoxicology, and be fluent in English and German. This role offers career development opportunities, flexible hours, and an inclusive workplace. #J-18808-Ljbffr