Sophia Papadopoulos

Odos Alexandrou 42, Marousi, Athens 15125
+30 210 687 4523
sophia.papadopoulos@email.gr


PROFESSIONAL EXPERIENCE

Commercial HVAC Service Technician
Thermotech Solutions, Athens
March 2019 – Present

Perform comprehensive diagnostics, maintenance, and repair services on commercial HVAC systems including chillers, rooftop units, boilers, and air handling equipment across multiple client sites. Respond to emergency service calls and conduct preventive maintenance on heating, ventilation, air conditioning, and refrigeration systems for commercial and industrial facilities. Troubleshoot complex mechanical, electrical, and control system issues to minimize downtime and ensure optimal system performance. Install, calibrate, and program building automation systems and direct digital controls for climate management. Maintain detailed service records and provide technical documentation for all work performed. Collaborate with contractors and facility managers to develop maintenance schedules and recommend system upgrades. Train junior technicians on proper safety protocols and service procedures.

HVAC Technician
Klimatech Services, Thessaloniki
June 2015 – February 2019

Serviced and repaired commercial heating and air conditioning systems including gas furnaces, heat pumps, condensers, and evaporator coils. Conducted routine maintenance inspections and performed seasonal tune-ups to ensure equipment efficiency and reliability. Diagnosed system malfunctions using testing equipment and implemented corrective actions. Installed replacement components including compressors, motors, thermostats, and refrigeration lines. Responded to service requests within assigned territory and maintained positive client relationships through quality workmanship and professional communication.

HVAC Apprentice
Aeolos HVAC Systems, Patras
August 2013 – May 2015

Assisted senior technicians with installation and maintenance of commercial HVAC equipment. Learned proper handling and recovery procedures for refrigerants in compliance with EPA regulations. Performed basic troubleshooting tasks and equipment testing under supervision. Maintained service vehicles and organized tools and parts inventory. Completed on-the-job training in electrical systems, ductwork installation, and control wiring.


EDUCATION

Associate of Applied Science in HVAC Technology
Athens Technical Institute, Athens
Graduated: May 2013


CERTIFICATIONS

EPA Universal Refrigerant Certification
NATE Certified (Air Conditioning, Heat Pumps, Gas Heating)
OSHA 10-Hour Safety Certification
Building Automation Systems Certification


TECHNICAL SKILLS

HVAC Systems: Commercial rooftop units, chillers, boilers, split systems, packaged units, heat pumps, variable refrigerant flow systems
Refrigeration: Walk-in coolers, freezers, ice machines, refrigerant recovery and charging
Controls & Automation: Building automation systems, direct digital controls, programmable thermostats, energy management systems
Troubleshooting: Electrical diagnostics, mechanical failure analysis, system performance testing
Maintenance: Preventive maintenance programs, filter replacement, belt and bearing service, coil cleaning
Gas Systems: Gas furnaces, boiler systems, gas piping, combustion analysis
Equipment: Pumps, motors, compressors, condensers, evaporators, air handlers
Documentation: Service report writing, maintenance logs, technical documentation