Colorado Skilled Trades Jobs

Colorado Jobs

Job Information

Arapahoe County HVAC/R Technician in Aurora, Colorado


The HVAC/R Technician is primarily responsible for inspecting, repairing, replacing parts and performing preventative maintenance on a variety of HVAC/R equipment including packaged roof top units (RTUs), Air Handling Units (AHUs) with economizers, make-up air units, fan powered Variable Air Volume Units (VAV) boxes, cooling towers, boilers, chillers, unit heaters, water cooled heat pumps, ground source heat pumps, Indirect Direct Evaporative Cooling (IDEC) units, evaporative condensers, waste oil burners, circulating water pumps, walk-in coolers and freezers, air compressors, exhaust fans, working with PC based work order system, Direct Digital (DDC) controls, Building Automation Systems and associated systems such as Fire Alarm and smoke evacuation systems.

NOTE: This position is posted as "continuous" and may close at any time.


The following duty statements are illustrative of the essential functions of the job and do not include other non-essential or marginal duties that may be required. The County reserves the right to modify or change the duties or essential functions of the job at any time.

  • Operate, maintain and troubleshoot HVAC/R and all other HVAC/R related building systems including associated plumbing and electrical systems.
  • Working with Building Automation Systems (BAS), work order tracking system, electrical repair and troubleshooting, water treatment and testing.
  • Fulfill the requirements for Environmental Protection Agency (EPA) CFC certification and assist with the maintenance of site records for refrigerant recovery.
  • Coordinate maintenance efforts with in-house maintenance workers and outside contractors as directed by the HVAC/R Supervisor.
  • Assist with, and on some occasions, manage installation and modification of building HVAC/R equipment and related systems.
  • Provide operational input, evaluate and recommend upgrade maintenance operations and/or implement savings opportunities to the HVAC/R Supervisor.
  • Make periodic preventative maintenance inspections for all HVAC/R Systems and sub-components and maintain all equipment as required per the Preventive Maintenance requirements.
  • Prepare and maintain maintenance logs and records. Input time into computer maintenance management systems and navigate to all fields that are applicable.
  • Respond quickly to emergency situations. Prioritize service calls, and follow-up to completion.
  • Adhere to all site standards for safety, quality, housekeeping and security.
  • Perform other duties as assigned.


  • Ability to communicate effectively in English, and to effectively present information either orally or in writing to other employees, supervisors, engineering personnel, and client representatives.
  • Ability to communicate with, establish and maintain effective working relationships with superiors and fellow workers and other departments.
  • Ability to follow oral and written instructions.
  • Ability to perform physical tasks assigned to this position.
  • Ability to read and interpret mechanical and electrical drawings, wiring diagrams, and specifications in making installations or repairs.
  • Knowledge of building systems, including HVAC/R, electrical, fire and sprinkler and plumbing systems.
  • Ability to understand, diagnose, service, repair and install HVAC/R equipment and indoor air quality (IAQ) products.
  • Ability to perform journeyman level HVAC/R equipment repairs, installations, and maintenance on all HVAC/R Systems and associated support equipment.
  • Ability to effectively troubleshoot and repair mechanical systems and components within the HVAC/R Systems e. g., compressors, condenser systems, evaporator systems, cooling & heating support equipment.
  • Knowledge of using standard equipment common to the HVAC/R field, e.g; meters, vacuum pumps, refrigerant gauge/hose manifolds to test system pressures and to evacuate and recharge the systems.
  • Knowledge of troubleshooting and repairing power and control circuits within the HVAC/R Systems.
  • Knowledge of troubleshooting, repair and parameter adjustment of variable frequency drives on HVAC/R Systems and associated sub-system components.
  • Knowledge of PLC/DDC (Programmable Logic Controller/Direct Digital Control) Control Systems where the HVAC/R Systems are either controlled and/or monitored via a Building Management System (BMS) or local stand-alone control loop hardware.
  • Knowledge of troubleshooting and repair of Instrumentation and Controls devices within the HVAC/R Systems.
  • Skilled in brazing and soldering of copper piping and tubing systems.
  • Knowledge of the safe use of standard hand tools, mechanical and electrical testing equipment.


  • Informing: Keeps individuals, management, team members, and/or vendors informed in a timely manner, to enable them to perform their job and make accurate, timely decisions. Has the acuity to know what information should be elevated immediately and what can wait.
  • Integrity: Demonstrates a high ethical standard in the performance of job duties and in dealing with others.
  • Initiative: Takes action to improve a situation without waiting for explicit instructions; understands how one's own actions relate to the County's and the department's strategic goals; recognizes and responds to opportunities in order to reach a goal; seeks new and improved techniques, solutions, and approaches to completing assignments.
  • Policy and Procedure Compliance: Demonstrates a clear understanding of policies and procedures of operation; complies with and applies policies and procedures appropriately.
  • Safety Awareness: Being aware of conditions that affect employee safety; see potential problems and be willing to take prompt action to correct unsafe work habits, dangerous situations, or potentially harmful equipment. Requirements


  • High School Diploma or GED equivalent required.
  • Associates degree or HVAC certificate is preferred.
  • Stationary Engineer operating license desired.


  • Five (5) years of prior experience in building operations/engineering and maintaining HVAC/R equipment and systems.


  • Must posses EPA universal certification for refrigerants.
  • Security clearance required. Must successfully pass pre-employment physical, drug screen, background and motor vehicle check.
  • Possession of a valid Colorado Class "R" Driver's License or the ability to obtain one within two weeks of appointment.
  • Work is "on-call" for HVAC/R emergency issues, one week a month on a rotating basis
  • Position is deemed essential and incumbents must be available for winter storm emergencies and be available to respond to emergency phone calls all of which may require evenings, holidays and weekends. Supplemental Information


  • Works under the direct supervision of the HVAC/R Supervisor.


  • No formal responsibility, but on a limited basis, may supervise special projects or personnel performing complex maintenance. May also assist in the training of newly hired HVAC/R Technicians.


  • Contacts are with supervisors, management, peers, subordinates, elected officials, customers, and/or vendors. Contacts require the ability to exercise a high degree of interpersonal skills to influence persons at all levels. Incumbent is accountable for the results of the contact.


  • Work is performed indoors and outdoors and requires exposure to dust, fumes and chemical cleaners, severe weather.
  • Position will be on the HVAC/R On call rotation and available for snow removal.

PHYSICAL DEMANDS: The following are some of the physical demands commonly associated with this position.

  • Spends the majority of the time either standing or walking while on the job.
  • Lifts, carries, pushes and pulls up to 50 lbs. Uses equipment to move heavier items.
  • May be required to frequently lift heavy and awkward objects, up to 50 lbs, from ground level to waist level or higher, either on solid ground, or while balancing (Ex. on a ladder).
  • Frequently climbs, balances, stoops, kneels, crouches, crawls, reaches and handles while performing duties in cramped and unconventional work areas.
  • Oral and auditory capacity enabling interpersonal communication.
  • Auditory capacity to endure long-term exposure to loud noises.
  • Constant use of eye, hand and finger coordination while using tools and machinery.
  • Physical capability to safely operate County vehicles and machinery.
  • NOTE: Position will have exposure to sometimes hazardous conditions while working on projects at the Arapahoe County Detention Facility (jail), and frequently to opportunities for exposure to blood and air borne pathogens, extreme heat/cold, use of power equipment and machinery, climbing, crawling, stooping, and loud noises. Protective Personal Equipment provided in all situations.

Definitions: Occasionally: Activity exists less than 1/3 of the time Frequently: Activity exists between 1/3 and 2/3 of the time Constantly: Activity exists more than 2/3 of the time

*Toll Free Applicant Technical Support: *If you experience technical difficulty with the NEOGOV system (i.e. uploading or attaching documents to your online application), call NEOGOV technical support at 855-524-5627. Helpful hints: if you are having difficulty uploading or attaching documents to your application, first, ensure your documents are PDF or Microsoft Word files, and second, close the document before you attempt uploading (attaching) it.

Salary: $24.75 - $37.12 Hourly

Location: Centennial 80112, CO

Job Type: Full-time

Department: Facilities and Fleet Management

Job Number: 04033

Closing: Continuous

Agency: Arapahoe County

Address: 5334 S. Prince Street Littleton, Colorado, 80120

Phone: (303) 795-4482