The Quality Assurance (QA) or Quality Control (QC) Engineer is responsible for ensuring the quality of products and processes throughout the entire manufacturing cycle. They are responsible for developing and implementing quality control procedures, policies, and standards to ensure that products meet or exceed customer expectations. The QA or QC Engineer is responsible for conducting inspections and tests on raw materials, components, and finished products to ensure they meet specified requirements. They also monitor and analyze quality data to identify areas for improvement and ensure corrective actions are implemented. The QA or QC Engineer works closely with cross-functional teams including production, engineering, and procurement to address quality issues and drive continuous improvement. They are responsible for conducting root cause analysis and trend analysis to identify common quality problems and develop effective solutions. The QA or QC Engineer is also responsible for training employees on quality procedures and best practices and providing guidance to ensure compliance with quality standards. They may also be involved in supplier quality management, conducting audits, and evaluating supplier performance to ensure quality standards are met. Overall, the QA or QC Engineer plays a crucial role in ensuring that products are manufactured and delivered with the highest level of quality and meet all customer requirements.