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Maintenance Mechanic (HVAC)

Company: Department Of Health And Human Services
Location: Parker
Posted on: May 3, 2021

Job Description:

  • Videos


  • Duties




ORGANZATIONAL LOCATION: Department of Health & Health Human Services (HHS), Indian Health Service (IHS), Southwest Region, Phoenix Area, Colorado River Service Unit, Operations Division- Facilities Department located in Parker, AZ.. This position provides technical support of the Facilities Support Program and is supervised by the Maintenance Mechanic Supervisor.

Learn more about this agency


Major Duties:


  • Performs the full range of work involved in maintenance, and repair of HVAC equipment including plumbing and electrical work associated with Air Handling Units (AHUs), Refrigeration Systems, Pumps, Motors, Fans, Cooling Towers (fluid coolers), Condensing Boilers, Solar Water Heaters, Heat Exchangers, Compressors, Vacuums, and Building Automation Systems. The A/C systems contain the following devices: automatic thermostatic expansion valves, low and high pressure side floats, motor controls, hermetically-sealed motors, pressure controls, thermostatic motor controls, relays and other controls required to operate, and protect the HVAC-systems.


  • Diagnose and locate malfunctions; dissembles, repairs, replace, and/or adjust thermostats, pressure stats, humidistats, relays, switches, and other automatic control devices; disassemble and repair compressors and related components, service and repair evaporators, and condensers; repack valves and bearings, replace belts and pulleys, lubricate, moving parts, replace and/or cleans filters; bleed systems and replace refrigerants test for leaks and for excessive load conditions, modify and fabricate parts. Install and relocate equipment. Operate all hand tools, test equipment and instruments, soldering equipment, brazing equipment, welding equipment, and shop machines. Train inexperienced personnel by going on the job instructions and assistance, and observe all rules and regulations.


  • Install and repair 120V and 12V-24V (nominal) voltage electric wiring systems, related switches, distribution panels and outlets boxes, as well as a wide variety of electrical fixtures, tools and appliances. Following maintenance services, diagnose system or equipment malfunctions and repair as necessary. Inspect, maintain, clean, repair, test, troubleshoot and adjust electrical components including alarms, relays, motors, switches, and thermostats. Test and troubleshoot electrical components through the use of diagnostic tools such as voltmeter, ammeter, ohmmeter, hygrometer, pressure meter, and thermometer. Measure, cut, thread, bend, assemble, and install conduits, insert, splice and connect wire to fixtures, outlets, switches, receptacles, and power sources.


  • Repair and maintenance of domestic (potable) water system, and heating and cooling water systems, liquid propane piping systems, and sewer systems for the clinic. Install modifies, maintains and performs preventative maintenance on various plumbing fixtures. Repairs of PVC, copper, steel/iron plumbing systems. Including locating, measuring, cutting, threading, fitting, and assembling copper, iron or PVC pipe and associated fittings; installations of equipment and piping with proper supports, i.e. hangers and foundations, making required alignments and adjustments to meet installation specifications; testing of existing and new/modified plumbing systems and equipment to specifications and making adjustments/repairs as required. Duties include but are not limited to cleaning stoppages and repairing/replacing pipes valves and fixtures as required to bring system back into performance parameters.

Preventative Maintenance

  • Performs preventative maintenance on HVAC equipment. Report the completion of maintenance tasks through the computerized maintenance management system (CMMS).

Travel Required

Not required

Supervisory status


Promotion Potential


  • Job family (Series)

4749 Maintenance Mechanic

  • Requirements



Conditions of Employment

Must pass pre-employment examination.

Selectee may be subject to a probationary/trial period

ESEP appointees typically serve a two year trial period

U.S. Citizenship is required

Selective Service Registration is required for males born after 12/31/1959

This is a designated position covered by Public Law 101-630, requiring contact or control over Indian children. Due to this requirement, the agency must ensure that persons hired for these positions have not been found guilty of or pleaded nolo contendere or guilty to certain crimes.

Confidential Financial Disclosure Form required.

Measles and Rubella immunization required for selectees born after 1957. Seasonal Influenza immunization is required for civilian health care facility staff working in Indian Health Service health care facilities

On-call hours or standby duty may be required.

Successfully pass the E-Verify employment verification check. To learn more about E-Verify, including your rights and responsibilities, visit www.dhs.gov/E-Verify/.

Work Schedule: Monday thru Friday, 40 hours per week.

You will need to set up direct deposit so we can pay you.

Background Investigation: If you are selected for this vacancy, you must undergo a pre-employment fingerprint check and background investigation. Fingerprint results and background investigation documentation must be cleared prior to hire. After you begin your employment, your continued employment is contingent upon the outcome of a complete background investigation as determined by the sensitivity level of your position. The investigation must find that you are suitable for Federal employment in your position. If you are found not suitable, you will be terminated after you begin work. If you make a false statement in any part of your application, you may not be hired; you may be fired after you begin work; or subject to possible criminal charges. You may be subject to a credit check as a part of the background investigation process.

Fingerprinting, as part of the background investigation process, may be delayed due to COVID-19. All other background investigation procedures will apply. Be advised that your continued employment will require you to complete a fingerprint check within 60 days after notification of return to full operations and successfully obtaining a favorable background investigation.


To qualify for this position, your resume must state sufficient experience and/or education, to perform the duties of the specific position for which you are applying.

Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religious; spiritual; community; social). You will receive credit for all qualifying experience, including volunteer and part time experience. You must clearly identify the duties and responsibilities in each position held and the total number of hours per week.


QUALIFICATIONS FOR WG-4749-10: A specific length of training and experience is not required , but you must show evidence of training or experience of sufficient scope and quality of your ability to do the work of this position. Evidence which demonstrates you possess the knowledge, skills, and ability to perform the duties of this position must be supported by detailed description of such on your resume. Applicants will be rated in accordance with the OPM Qualifications Standard Handbook X-118C.

WG-4749-10: Follow oral or written instructions and/or work orders; performing maintenance mechanic duties, including use and apply standard building techniques, practices, and codes, read and understand blueprints, sketches and schematics, read and understand work orders in order to complete assigned work, use and maintain pneumatic hand tools, use and maintain shop tools, drill press, band saw, table saw, etc., follow manufacturer's instructions for use of power tools, follow safety manuals on operation of tools and equipment, follow safety guidelines working with oils and lubricants, working with inert gases and solvents, acids, adhesives, sealants, paints, oils and lubricant while performing maintenance tasks, respond to frequent changes in instructions, with respect to the team, project and/or task, adhere to a schedule to perform preventive maintenance work and inspection and maintain complete records of work completed.


This positions requires an EPA Certification for handling of refrigerants to perform the repair, overhaul, maintenance, and servicing of freezers, water coolers, air conditioning units, ventilating systems, chillers and related equipment. The EPA certification required is the Universal Certification. Do you possess this current and valid certification? (Must provide evidence of this certification with your application)

Time In Grade

Federal employees in the competitive service are also subject to the Time-In-Grade Requirements: Merit Promotion (status) candidates must have completed one year of service at the next lower grade level. Time-In-Grade provisions do not apply under the Excepted Service Examining Plan (ESEP).

You must meet all qualification requirements within 30 days of the closing date of the announcement.


There are no education requirements.

Keywords: Department Of Health And Human Services, Yuma , Maintenance Mechanic (HVAC), Other , Parker, Arizona

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