Contamination Control Engineer (m/w/d) for semiconductor industry

Ensure molecular and particulate cleanliness for components used in high-end electron microscopes. Develop, optimize, and qualify wet-chemical and dry-cleaning processes for highly sensitive surfaces, and maintain contamination-control standards with internal teams and external suppliers. Perform surface analysis and lead contamination root-cause investigations with corrective actions. Own supplier qualification, audits, and cleanliness verification to ensure compliance across the supply chain.