Provide technical assistance, install, perform preventive and corrective maintenance, and modernize air conditioning and refrigeration equipment and systems in compliance with safety and quality standards, as well as estimate service costs and prepare technical documentation. **REQUIREMENTS:** Experience in maintenance routines for all equipment comprising refrigeration systems (e.g., chilled water plants), including terminal equipment (corrective and preventive maintenance). **SALARY + 30% + BENEFITS:** Transportation Allowance (VT) or Company Vehicle (VR AUTO), Meal Allowance (VA), Food Voucher (VR), Medical and Dental Plans, Life Insurance, TotalPass. **WORK SCHEDULE:** Monday to Friday, 1:30 PM to 9:30 PM; Saturday, 7:00 AM to 4:00 PM. **LOCATION:** Vila Yara – Osasco Job Type: Full-time, Direct Hire (CLT) Benefits: * Medical insurance * Dental insurance * Childcare allowance * Education allowance * Company mobile phone * Profit-sharing program * Life insurance * Meal allowance * Food voucher * Transportation allowance Selection Questions: * Do you hold an air conditioning certification? * Please describe your experience in air conditioning and refrigeration. * What is your expected salary? * Do you have experience in building maintenance? Please elaborate. * Do you hold an electrical certification? * Do you have experience in electrical work? Please elaborate. * Please provide a WhatsApp contact number. * Do you have easy access to Vila Yara? Please provide your ZIP code. Licenses/Certifications: * NR 10 (Mandatory) * NR 35 (Mandatory) * Air Conditioning and Refrigeration Certification (Mandatory) * Electrical Certification (Mandatory)