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HVAC Technician


Functional Responsibility: Installs, services, and repairs environmental control systems in office, industrial and research facilities. Work is accomplished using knowledge of refrigeration theory, pipefitting, and structural layout. Mounts compressor and condenser units of platform or floor, using hand tools, following blueprints or engineering specifications.Fabricates, assembles, and installs ductwork and equipment. Cuts and bends tubing to correct length and shape using cutting and bending equipment and tools. Cuts and threads pipes, using machine threading or hand threading equipment. Joins tubing or pipes to various refrigeration units by means of sleeves, couplings or unions, and solders joints using torch, forming complete circuit for refrigerant. Must have worked in large commercial/industrial buildings with similar size chillers for 3 of the last 5 yearsInstalls expansion and discharge valves in circuits. Connects motors, compressors, temperature controls, humidity controls, and circulating ventilation fans to control panels and connects control panels to power source. Installs air and water filters in completed installation. Injects small amount of refrigerant into compressor to test systems and adds Freon gas to build up prescribed operating pressure. Observes pressure and vacuum gauges and adjusts controls to insure proper operation. Tests joints and connections for gas leaks, using gauges or soap and water solution. Wraps pipe in insulation batting and secures them in place with cement or wire bands. Replaces defective breaker controls, thermostats, switches, fuses, and electrical wiring to repair installed units, using electrician's hand tools and test equipment. Inspects, tests, and services installed building equipment such as furnaces, air conditioners, convection units, heat exchangers, air handlers, and electrical and pneumatic controls. Inspects plumbing fixtures, piping, and appliances and corrects minor leaks and malfunctions, replacing gaskets, washers, and other expendable items. Performs minor repairs of inoperable or sluggish equipment and replaces minor components.


hvac, Service, Repair, Installation, Electrical, Cooling tower, Boiler, Compressor, Install, Epa

Top Skills Details:

HVAC, mech, tech, troubleshoot, repair, mechanical, electrical

Additional Skills & Qualifications:

Experience / Qualifications / Education: Must have at least three years of recent (within the last five years) experience as a journeyman HVAC mechanic in a commercial or industrial facility equipped with chillers, boilers and air handlers. Have at least a high school diploma or equivalent and have sufficient technical education through an accredited technical school or through an approved apprentice program to qualify as a journeyman HVAC Mechanic; HVAC Certification

Experience Level:

Intermediate Level

About Aerotek:

We know that a company's success starts with its employees. We also know that an individual's success starts with the right career opportunity. As a Best of Staffing® Client and Talent leader, Aerotek's people-focused approach yields competitive advantage for our clients and rewarding careers for our contract employees. Since 1983, Aerotek has grown to become a leader in recruiting and staffing services. With more than 250 non-franchised offices, Aerotek's 8,000 internal employees serve more than 300,000 contract employees and 18,000 clients every year. Aerotek is an Allegis Group company, the global leader in talent solutions. Learn more at

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

Full time
Salary Range
$34,000.00 - 47,000.00
per Year
Salary range estimated by
St. Louis, MO, US