REFISA bets on talent, innovation, and commitment. We aim to empower the people who are part of our team, where quality, safety, and teamwork are essential values. For our production center located in Lleida, we are selecting an INTERNAL TRAINER IN PRODUCTION PROCESSES The selected candidate's main mission will be to deliver the necessary training to develop our production staff: \- Basic interpretation of drawings and process diagrams. \- Use of machinery, tools, and materials in manufacturing processes. \- Basic operations and manufacturing processes (use of measuring, verification, and control equipment, assembly, and finishing). \- Control and verification of manufactured products. Requirements: \- Technical education (Engineering or equivalent). \- Knowledge of technical drawings, production processes, and management systems (Six Sigma, Lean Manufacturing, 5S, etc.). \- Experience delivering training oriented toward industrial production profiles. * 1 year experience. Experience delivering training oriented toward industrial production profiles. * Technical diploma or technical engineering \- industrial * Skills / knowledge: Knowledge of technical drawings, production processes, management systems (Six Sigma, Lean Manufacturing, 5S, etc.). * Commercial contract (project-based offers only) * Part-time (3 hours \- daily shift) * Other relevant information: This is an internal training project aimed at developing our organization's personnel, with sufficient duration to achieve our objectives, and potential for continuity through delivering various training actions to our team. The candidate must be available to conduct training through a freelance collaboration. Flexible working hours to allow combining with other activities.