The Senior Scientist / Engineer, Downstream Manufacturing Technology, is responsible for leading downstream process technology transfers and supporting the successful introduction of new products at the Yverdon Bioplant. The role acts as a downstream process subject matter expert for GMP manufacturing, including facility fit assessments, plant modeling, process description definition, MES alignment, manufacturing support, troubleshooting, deviation investigation, process validation, and continued process verification. The position requires strong cross-functional collaboration with Production, Global Process Science, QA, QC, Engineering, and other key stakeholders to ensure robust, compliant, and scientifically sound downstream process implementation.