**Description** We are seeking a **Junior Laboratory Analyst** to conduct physicochemical analyses supporting the industrial processes of soybean extraction and biodiesel production, ensuring reliability and accuracy of results. **Working Hours** **Afternoon shift:** from **2:20 PM to 10:40 PM** **Schedule:** **6×2** **Full availability to work during this shift is required.** **Responsibilities and Duties** Conduct physicochemical analyses of raw materials, inputs, and final products. Prepare and standardize solutions used in laboratory routines. Perform biodiesel certification analyses according to ANP specifications. Critically analyze results, ensuring accuracy and traceability. Support internal and external audits. Record data, maintain document control, and ensure laboratory organization and equipment upkeep. **Requirements and Qualifications** Completed higher education or technical degree in **Chemistry** or related fields. Knowledge of laboratory routines and good laboratory practices. Availability to work in an industrial environment.