**Benefits:** * Life insurance * Meal vouchers * On-site cafeteria * Transportation allowance Monday to Friday, from 08:00 to 15:00, with a 1-hour lunch break **Requirements:** * Currently enrolled in a technical, vocational, technological, or undergraduate program in chemical processes or related fields. * Teamwork skills * Proactivity * Willingness to learn **Responsibilities:** * Assist in the management and receipt of samples for analysis; * Collect product samples according to established standards and package them after analysis and system-based release; * Support the execution of physicochemical analyses of raw materials and finished products; * Perform analyses and release results for products, including: Apparent Density, Solids Content, Moisture, Viscosity, Fixation, Baumé Scale Determination, pH Determination, and other procedures following product-specific analytical methods; * Operate measuring instruments such as thermometers, stopwatches, densimeters, Ford Cups, balances, pH meters, and others; * Report any atypical results through the formal deviation management system; * Manage analytical results systematically via the integrated material inspection system – MEGA; * Perform routine quality control tasks, calibration of balances and pH meters, laboratory cleaning control, and laboratory waste management; * Prepare internal reports on laboratory activities and provide support to other departments; * Support the implementation and maintenance of the 5S methodology; Position type: Internship