Work in the Analytical R&D laboratory, developing and validating chromatographic methods (HPLC) and performing analyses on samples from pharmaceutical technology studies. Draft and review analytical validation protocols and reports; ensure recording and control of data in spreadsheets and technical forms; and guarantee compliance with Good Laboratory Practice (GLP) procedures. Perform washing and preparation of glassware, and manage reagents, standards, and consumables. * Develop, optimize, and validate chromatographic methods (HPLC); perform statistical calculations related to method validation and chromatographic analyses; * Draft and review validation protocols and reports, as well as other technical documents of the department; * Record and control analytical results in spreadsheets and internal systems, ensuring data traceability and integrity; * Perform analyses on products under development and products undergoing stability studies; * Prepare reagents and materials for routine analytical work; wash and organize glassware and equipment used in the laboratory; * Support the Pharmaceutical Technology R&D department in joint activities for the development and evaluation of samples;