About the Job: The Quality Specialist supports in all activities the quality team and the Quality Manager, with a particular specialization; maintains records, processes, procedures including responsibility for data entry of specific quality related information; provides support to other departments as needed on behalf of the Quality Department; coordinates activities between departments and/or outside parties; participates in all activities related to ISO certifications and maintenance of the site management system. Key Responsibilities: Quality control of compounds and semi-finished products Perform inspections on raw materials and finished compounds in accordance with quality plans. Conduct rheological and physical-mechanical tests, e.g.: Mooney viscosity MDR/ODR rheometer Shore A/D hardness Density Compression set Tensile strength/elongation Verify compliance with technical data sheets and customer specifications. Non-conformity management Record and analyze internal or customer-reported non-conformities. Support root cause analysis (5 Whys, Ishikawa diagrams, etc.). Define and monitor corrective/preventive actions. Production support Provide technical assistance to operators during compounding and the production of semi-finished products. Evaluate potential process/product adjustments to improve quality. Manage in-line controls. Data Analysis and Reporting Process quality data for trends, KPIs, and statistical analysis (Cp/Cpk). Prepare reports and technical documentation. Collaboration with R&D and Technologies Support testing of new formulations. Contribute to the industrialization of compounds and semi-finished products. Validate recipe changes and laboratory tests. Regulations and Management Systems Ensure compliance with: ISO 9001:2015 ISO 14001:2015 ISO 45001:2023 Industry-specific regulations. Update quality documentation and laboratory procedures Key Requirements: Bachelor’s degree in a scientific field (engineering/chemistry/materials engineering) Knowledge of elastomers, additives, fillers, and mixing processes Proficiency with key laboratory instruments Knowledge of technical drawings and material specifications Experience with quality management software Precision and attention to detail Analytical and problem-solving skills Excellent communication with production and technical departments Commitment to continuous improvement (Lean/Kaizen methodologies) Knowledge of English If you're ready to make a meaningful impact and grow alongside a dynamic team, seize this opportunity and join us at Yokohama TWS. Apply now and become part of a Company that values collaboration, expertise, productivity, and ownership.