**Job Description:** Baktron Microbiologia LTDA is a company specializing in microbiological and physicochemical analyses. We hold an operational contract for a water treatment plant (ETA) with a major client in Macaé, Rio de Janeiro. **Your responsibilities will include:** Field sampling and on-site testing, sample collection, and sample transportation. The technician will operate from our base located at Termomacaé. **Requirements:** * Reside in Macaé; * Hold a technical degree in Chemistry, Environmental Control, Environmental Science, or related fields; * Possess an active CRQ (Regional Council of Chemistry registration); * Hold a definitive Category B driver’s license (CNH B); **What we offer:** * Meal allowance / Food voucher; * Basic food basket; * Health and dental insurance (no co-payment); * University partnership (UVA & Estácio); * Organized, safe, and collaborative work environment; * Opportunity for professional development within a technically high-impact contract. This position is for our TALENT POOL! Apply now! Employment type: Permanent CLT contract Benefits: * Medical assistance * Life insurance * Transportation voucher * Company vehicle Selection question(s): * In which city do you currently reside? Experience: * Sampling (Preferred) License/Certification: * CRQ (Mandatory) * Category B driver’s license (CNH) (Mandatory)