Job Summary: Professional responsible for preventive and corrective maintenance of refrigeration and air conditioning systems, performing tests, adjustments, and diagnostics. Key Highlights: 1. Maintenance and installation of refrigeration and air conditioning systems 2. Diagnosis of mechanical and electrical problems 3. Focus on safety and regulatory standards Perform corrective and preventive maintenance on refrigeration, ventilation, and air conditioning installations and equipment; conduct tests and adjustments on refrigeration and air conditioning systems; install air conditioning units; diagnose possible mechanical and electrical problems in equipment; maintain organization; demonstrate commitment to and respect for customers; inspect and maintain refrigeration systems to ensure full operational functionality; prepare technical documentation for the area; work with piping and electrical installations; perform activities according to work orders; guide operators on the correct use and care of machinery and equipment; stay technically updated; work safely in compliance with regulatory standards (NRs), occupational health and safety rules, and quality standards. Working Hours: Mon to Fri: 08:00 to 11:30 \- 13:00 to 17:30 Sat: 08:00 to 12:00 Salary: To be negotiated. Job Type: Full-time Compensation: R$1\.698,67 \- R$3\.073,90 per month Benefits: * Medical assistance * Dental assistance * Company mobile phone * Meal allowance * Transportation allowance Experience: * Refrigeration (Preferred) Work Location: On-site