HVAC Service Technician III

Service Technician III - Commercial HVACManpower is partnering with a leading commercial mechanical services organization to hire a Service Technician III in Phoenix, AZ. This is an excellent opportunity for a senior-level HVAC professional with strong commercial service experience and advanced troubleshooting capabilities across large-scale HVAC systems, controls, airside equipment, pumps, piping systems, and commercial mechanical equipment.The ideal candidate is a self-directed technician who can diagnose complex issues, deliver exceptional customer service, coordinate multi-tech service calls, and serve as a technical resource for other technicians in the field.What is the Job:Diagnose, troubleshoot, repair, and maintain commercial HVAC equipment and systems.Service split systems, mini-splits, rooftop units, VRF/VRV systems, water source heat pumps, AHUs, self-contained systems, CRAC units, pumps, and piping systems.Perform preventative maintenance, service contract work, quoted projects, and demand service calls.Read and interpret complex mechanical and electrical schematics and blueprints.Coordinate work activities on large projects and multi-technician service calls.Communicate system status, findings, and recommendations with customers and internal stakeholders.Provide technical support, training, and guidance to service technicians.Coordinate subcontractors and assist with project execution.Participate in the on-call rotation as required.Purchase materials and coordinate with suppliers as needed.Maintain service vehicle, tools, equipment, and inventory.Adhere to all company safety policies and procedures.Build and maintain strong customer relationships through professional service and communication.What is Needed:5-7 years of commercial HVAC service experience.High School Diploma or GED.EPA Certification and/or applicable HVAC licenses or certifications.Advanced diagnostic and troubleshooting skills.Strong understanding of commercial HVAC systems, service processes, and industry codes.Ability to work independently in the field.Strong customer service and communication skills.Professional demeanor and strong interpersonal skills.Valid driver's license with an acceptable driving record.PreferredTwo-year technical degree in HVAC, Mechanical Systems, or a related field.Experience with Siemens, Johnson Controls, Distech, or other building automation and controls platforms.Previous experience mentoring, training, or leading technicians.Technical ExperienceHVAC EquipmentSplit systems up to 120 tonsMini-split and multi-zone systemsVRF/VRV heat pump and heat recovery systemsRooftop units up to 150+ tonsWater source heat pumps up to 120 tonsSelf-contained systemsCRAC unitsChillersAir-cooled chillersWater-cooled chillersScroll, reciprocating, screw, and magnetic-bearing chillersVariable speed drive (VFD) applicationsCentrifugal chiller theoryAirside SystemsAir handling units (AHUs)VAV and fan-powered boxesExhaust fansControl valve operationVFD applicationsPumps & Piping SystemsPump configurations and componentsChiller configurationsFlow control devicesCircuit settersStrainers and backflow devicesWhat's in it for You:Direct hire opportunity with a well-established commercial mechanical services provider.Opportunity to work on complex commercial HVAC systems across a diverse customer base.Senior-level role with leadership and mentoring responsibilities.Exposure to advanced HVAC equipment, controls, and building systems.Company vehicle, tools, and ongoing technical training.Long-term career growth and advancement opportunities.Stable organization with a strong safety culture and commitment to employee development.If you are an experienced commercial HVAC technician who enjoys troubleshooting complex systems, mentoring others, and building strong customer relationships, we'd like to hear from you.