Provide technical assistance, install, and perform preventive and corrective maintenance on refrigeration and air conditioning systems and equipment. Conduct tests, lubrication, and adjustments on appliance systems in accordance with safety and quality standards. Estimate service costs and prepare technical documentation. **Working Hours:** 08:00–12:00 / 13:00–18:00 — Monday to Thursday / Friday 08:00–17:00 **Requirements:** Refrigeration training course and relevant work experience; **BENEFITS:** Meal Allowance R$ 28.34 + Transportation Voucher + GYMPASS + Education Platform **Minimum Education Level:** High School (Secondary Education)