**We are looking for Environmental Laboratory Specialists to join our Organic team!** If you are committed, possess an analytical mindset, are organized, proficient in laboratory procedures, and seek a technically rigorous and collaborative environment for professional growth, this opportunity is for you! Grow with us and make a difference behind the scenes of science! Responsibilities and duties: * Adhere to ISO 17025 standards in all performed activities; * Develop and validate methods; * Prepare solutions; * Conduct analyses according to analytical methods; * Evaluate quality controls; * Meet analysis delivery deadlines; * Enter results into spreadsheets or software and critically analyze the results; * Perform corrective maintenance on equipment when necessary; * Follow established protocols for pollution prevention, health, and safety; * Receive samples, prepare them for injection, retain them, and subsequently dispose of them; * Be cross-functional across all analyses within the department; * Support the training of new employees. **100% On-site — Estácio, RJ** **Schedule:** Monday to Friday, 8:00 AM to 5:48 PM. **Requirements and qualifications:** * Technical diploma or completed undergraduate degree in Chemistry, Environmental Science, or related fields; * Active CRQ / CRBIO registration; * Experience with data entry systems (e.g., MyLims) is a plus; * Experience with liquid and gas chromatography; * Expertise in method validation and development. Employment type: Full-time CLT Compensation: starting from R$2.153,22 per month Benefits: * Medical assistance * Dental assistance * Commercial agreements and discounts * Meal allowance * Food allowance * Transportation allowance Selection question(s): * Do you have experience in methodology development and validation? Education: * Completed undergraduate degree (Mandatory)