**Quality Control Analyst** * *Location: Cuautitlán Izcalli* ***About the role:*** *The Quality Control Analyst will be responsible for conducting analyses of raw materials and products at various stages of the manufacturing process, ensuring compliance with established quality standards. The role involves participating in stability studies, process validation, analytical method validation, and evaluation of new suppliers, applying Good Laboratory Practices (GLP) and the Quality Management System. The analyst will work collaboratively with the Quality and Manufacturing teams to promote continuous improvement, regulatory compliance, and adherence to safety, hygiene, and environmental protection guidelines.* *Each year, we deliver over 4.3 billion therapeutic solutions to people worldwide—thanks to our impeccable planning and meticulous attention to detail across our Manufacturing & Supply teams. With your talent and ambition, we can do even more to protect people from infectious diseases and bring hope to patients and their families. Your work as a Quality Control Analyst within our Quality team will be critical to ensuring the reliability of analyses, regulatory compliance, and excellence in our manufacturing processes.* **Key Responsibilities:** * Perform physicochemical analyses of raw materials, in-process products, and finished products, following established procedures. * Conduct stability studies and document results in accordance with applicable regulations. * Participate in process and analytical method validation, as well as evaluation of new suppliers. * Operate and maintain laboratory equipment—including liquid chromatography—to ensure reliable results. * Accurately record, review, and safeguard technical documentation and laboratory results. * Comply with and promote laboratory safety, hygiene, and environmental protection standards. ***About You:*** * **Experience**: * Practical experience in a quality control or chemical analysis laboratory within industrial or manufacturing environments. * **Social Competencies and Technical Skills**: * Knowledge of physicochemical analysis and laboratory equipment operation—particularly liquid chromatography. * Familiarity with Good Laboratory Practices (GLP), Quality Management Systems, and technical documentation. * Ability to work in an organized manner, with strong attention to detail and a focus on procedural compliance. * Proactive attitude, willingness to learn, and commitment to continuous improvement and teamwork. * **Education**: * Technical or university degree in Chemistry or related fields. * **Languages**: * Spanish and intermediate English. ***Why Join Us?*** * Discover endless opportunities to grow your talent and advance your career—whether through promotion or lateral moves, locally or internationally. * Become part of a multicultural and diverse team making a real impact on the business. * Enjoy flexible work policies, including up to 50% remote work. * Access private healthcare, life and health insurance, and gender-neutral paid parental leave. * Colombia is one of Sanofi’s key locations for emerging talent, marked by the Bogotá Hub and its best-in-class operations. * Mexico and Argentina play a pivotal role in developing best practices and innovation across our three vaccine manufacturing plants. . **Pursue** Progress. **Discover** Extraordinary Progress is not achieved without people—people from different backgrounds, in different locations, performing different roles, all united by one thing: the desire to make miracles happen. You could be one of those people. Seek change, embrace new ideas, and explore all the opportunities we offer. Let’s pursue progress—and together discover the extraordinary. At Sanofi, we provide equal opportunities to everyone, regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, or gender identity. Watch our "All In" video and explore our Diversity, Equity, and Inclusion initiatives at Diversity, Equity, and Inclusion In and Beyond the Workplace (sanofi.com). #LI-LAT #LI-Onsite null