HVAC Mechanic - Fort Sill, Oklahoma

PCSI is looking for an HVAC Mechanic to join the team at Fort Sill! The HVAC Mechanics install, service, and repair environmental-control systems in office buildings, and other commercial establishments, utilizing knowledge of refrigeration theory, pipefitting and structural layout. The HVAC Mechanics report to the Fort Sill HVAC Supervisor.

This position is based at Fort Sill near Lawton, OK and does not require any travel outside of the installation. This position has set hours of Monday-Friday 7:30 am to 4:00 year-round with minimal overtime.

PCSI is an AbilityOne employer—as such, individuals and veterans with disabilities may be prioritized based on role. Documentation may be required.   

Base Pay: $24.21 hourly plus $6.10 an hour for health and welfare

Who We Are:

PCSI is a non-profit organization whose mission is to enhance the lives of people with disabilities through employment, advocacy, and partnerships. We vet, prepare, lead, and sustain a skilled workforce that provides top-tier services at job sites across the country. Our areas of expertise are wide and diverse; total facilities maintenance, hospital environmental services, custodial and grounds, disability awareness training, job coaching, and job placement are just a few. We integrate people with disabilities and veterans into meaningful jobs with competitive wages and benefits. Serving people of all abilities in their life’s journey is at the heart of what we do.

What You’ll Do as an HVAC Mechanic:

• Perform maintenance and repair to hydronic and refrigeration systems to include air handling units, DX coil/condensing units, and fan coil units.,


• Maintain, repair, or replace commercial/residential HVAC systems under 20 tons.


• Follow mechanical code for installing and replacing HVAC systems.


• Mounts compressor and condenser units on platform or floor using hand tools, following blueprints or engineering specifications.


• Assembles and installs ductwork and chassis parts.


• Installs evaporator unit in chassis or in air-duct system, using hand tools.


• Joins tubing or pipes to various refrigerating units by means of sleeves, couplings or unions, and solder joints, using torch, forming complete circuit for refrigerant.


• Connects motors, compressors, temperature controls, humidity controls, and circulating ventilation fans to control panels and connects control panels to power source.


• Injects small amount of refrigerant into compressor to test systems and adds freon gas to build up prescribed operating pressure under observation of qualitied employee with verified experience.


• Observes pressure and vacuum gauges and adjusts controls to ensure proper operation.


• Tests joints and connections for gas leaks, using gauges or soap and water solution.


• Replaces defective breaker controls, thermostats, switches, fuses, and electrical wiring to repair installed units, using electrician’s hand tools and test equipment.

What You’ll Need to Be Successful:

• Must have at least five years’ experience and/or formal/vocational training.


• Must possess EPA Universal Certification.


• Mechanical Journeyman License preferred. Ability to obtain within three years recommended.


• Must be able to effectively read, write, and speak the English language.

Knowledge, Skills, and Abilities:

• Regularly required to stand, walk, and climb ladders. Frequently required to kneel, squat, bend, and reach.


• Required to be able to lift 50 lbs. up to 10 times per day.


• Ability to cut, modify, thread, repair, and install steel or copper piping for natural gas or water piping using threading machines, mapp gas, or pro press.


• Requires ability to use hand tools, power tools, and equipment required for installation, maintenance and repair.


• Ability to work as a team member.


• Self-starter, able to work with minimal direction and supervision.

Other Requirements:

• Ability to pass criminal, drug, and driving screening.


• Ability to work any time or day of the week, including weekends and holidays.


• Possess valid driver’s license and maintain good driving record.


• If required, ability to obtain and maintain security clearance and base access to assigned site(s).

All veterans and/or persons with all types of disabilities are strongly encouraged to apply!