Process Engineer - cleaning processes (m/w/d) for semiconductor industry

Ensure molecular and particulate cleanliness for components used in high-end electron microscopes. Develop, optimize, and qualify advanced wet-chemical and dry-cleaning processes for highly sensitive surfaces. Implement and maintain contamination-control standards and procedures internally and with external suppliers Perform and interpret surface analysis using RGA, XPS, AFM, GCMS, FTIR, SEM/EDX, particle counting, inspection, and related techniques Lead top contamination root-cause analyses and corrective actions with internal teams, suppliers, and cleaning service providers. Conduct cleanliness-focused supplier qualification and audits to ensure compliance across the supply chain. Collaborate with other engineers to ensure a prompt execution as well as efficient and smooth production Degree in chemistry, materials science, materials engineering, or a related field. Strong expertise in surface analytics and contamination characterization (e.g., RGA, XPS, AFM, GC-MS). Experience with industrial cleaning processes in high-tech environments (UHV/XHV, semiconductor, precision optics, etc.). Experience working with equipment manufacturers and external cleaning service providers. High level of teamwork, communication, and stakeholder coordination skills. Hands-on mentality with a confident and solution-oriented working style. Excellent written and spoken German and English