**Date:** Oct 29, 2025 **Address:** TLAJOMULCO DE ZUÑIGA, JALISCO, MX **Company:** Grupo PiSA Live your purpose and make a difference with Grupo PiSA. With over 80 years of history, Grupo PiSA is a 100% Mexican company committed to the health and well-being of millions of people, both in Mexico and internationally. Our growth reflects the effort, passion, and dedication of a team focused on excellence. Join us and become part of a company where every day is an opportunity to live "A Life in Service of Life". Together we can transform the future of health and leave a positive impact on the world! **Type of collaborator** Trust **Position objective** Perform physicochemical analyses on samples of raw materials (inputs), stability tests, critical systems, in-process products and/or finished products, as well as applicable sampling, verifying compliance with specifications to determine quality inputs and products in accordance with good manufacturing practices and good laboratory practices. **Responsibilities and activities** * Perform physicochemical analyses of raw materials (inputs), in-process products, finished products, process validation studies, stability tests, critical systems, analytical transfers, and special analyses through tests based on general manual methods and basic laboratory equipment (conductivity, TOC, pH, among others), in order to record and report obtained results. * Carry out and verify proper sampling of critical system waters and raw materials. * Participate in the investigation of deviations assigned to their area of responsibility and execute activities to establish action and improvement plans that eliminate the failure, as well as implement them within the committed timelines. Experience Laboratory analysis (physicochemical). 1 YEAR Preparation of analytical solutions (standardized, indicators, reagents). 1 YEAR Handling of laboratory equipment and instruments. 1 YEAR Knowledge Applicable regulations (NOM-059). Good Laboratory Practices Education Bachelor's degree in Chemical-Pharmaceutical or Chemical-Biological fields **Complementary Profile** Flexible availability At Grupo PiSA, we prohibit violence and discrimination, promoting equal opportunities, inclusion, and diversity. Our selection processes are FREE; report any irregularities at lineaeticagrupopisa@letica.email