Process Engineer (m/f/d) Extrusion & Plastics Recycling (rPET) Innovac GmbH is a technology-driven company focused on industrial process development in plastics processing. To strengthen our technical team, we are looking for an experienced Process Engineer with a background in extrusion and recycling of thermoplastics. Responsibilities Set up, operate and optimize pilot and development processes Develop stable process windows for recycled materials Technical evaluation of material variability (e.g. quality, contamination, color, odor) Analysis and optimization of: Melt stability Filtration IV management and thermal degradation Structured technical documentation, especially within development and publicly funded projects Technical coordination with: Recycling partners Machine and tooling manufacturers Testing institutes and technical centers Profile Several years of hands-on experience in plastics extrusion, ideally: Twin-screw extrusion (compounding, recycling, optionally reactive extrusion) Processing of PET or comparable polyester systems Strong process understanding with regard to: Reproducibility and process windows Melt handling, filtration and material stability Experience working with recycled materials and variable raw material quality Structured, analytical and practice-oriented working style Preferred qualifications Experience with foam extrusion or structured profiles Knowledge of thermal joining / welding of thermoplastics Basic understanding of mechanical principles Experience working with machine manufacturers or technical centers We offer A technically demanding position with a high level of responsibility Involvement in industrially relevant development and recycling projects Short decision-making paths and direct interaction with external partners A professional and collaborative working environment Competitive compensation Position: Full-time Working hours: MondayFriday Work location: On-site Application Please send your application documents including your earliest possible start date to: bewerbung@innovac.de