Hvac Technician I

Lorton, Virginia
$49,526.46 - $82,543.97 Annually
Feb 04, 2023
Feb 18, 2023
Specialty Trades
Full Time
Job Announcement

Fairfax County’s Wastewater Management Program is a nationally recognized Utility of the Future and its wastewater treatment plant, the 67 million gallon per day Noman M. Cole Pollution Control Plant, is a multiple year NACWA Platinum Award winning facility. If you would like to join a creative, collaborative, innovative team doing meaningful work, then the Wastewater Treatment Division is the place for you.

Under general supervision of the Chief Building Engineer, performs maintenance, repair, and installation of industrial and commercial HVAC (Heating, Ventilation, Air Conditioning) equipment and systems; and performs related work as required.

Illustrative Duties

(The illustrative duties listed in this specification are representative of the class but are not an all inclusive list. A complete list of position duties and unique physical requirements can be found in the position description .)

  • Maintains, installs, troubleshoots, and repairs industrial, residential, and commercial mechanical, air-conditioning, heating and ventilating equipment and control systems;
  • Troubleshoots, repairs, installs, and maintains complex computer- operated direct digital control (DDC), energy management control systems, and related software programs, to include programmable microprocessors, central processing units with multiple analog and digital inputs and outputs, transducers, thermistors, and electric and electronic damper and valve actuators;
  • Calibrates, troubleshoots, repairs, installs, and maintains complex pneumatic control systems, to include components such as receiver controllers, signal selectors, pneumatic reversing relays, temperature transmitters, direct and reverse acting pneumatic thermostats, pneumatic electric switches and electric pneumatic switches, pneumatic damper and valve operators, aircompressors, and refrigerated air-dryers;
  • Troubleshoots, repairs, installs, and maintains complex mechanical, air-conditioning, heating and ventilating equipment such as chillers, air-conditioners, heat-pumps, oil and gas fired boilers, oil and gas furnaces, cooling towers, pumps, air-handlers, exhaust air units, make up air units, duct air conveyance systems, variable air volume systems, variable/volume temperature systems, multi-zone units, electrical power and control circuits, time clocks, gas piping, fuel oil supply piping, fossil fuel burning device flue gas systems, condensate pump and drain lines, fan coil units, condensing units, unit heaters, radiant and fan forced heaters, and hydronic heating and cooling systems;
  • Carries out designated procedures for seasonal start-ups and shut-downs;
  • Diagnoses and troubleshoots building air comfort and temperature problems; air-distribution, air balancing or stratification problems; and building insulation or vapor barrier deficiencies;
  • Ensures mechanical systems are running at peak efficiency by inspecting equipment for operating efficiency and safety standards;
  • Ensures energy management and energy saving strategies are maintained and implemented properly and efficiently;
  • Monitors and inspects construction projects and contract work to ensure compliance with contractual agreements and with national, state, and local Code requirements;
  • Inspects work in progress and upon completion for conformance with prescribed specifications and safety standards;
  • Maintains records of work performed, as well as parts and materials used, through the use of work orders, daily logs, computerized maintenance management system (CMMS), material request forms, overtime and leave slips, daily credit card transaction logs, credit card receipts, and vendor invoices;
  • Maintains records of equipment failures and repairs;
  • Orders parts for emergency and routine repairs;
  • Maintains records of equipment operation logs of temperature, pressures, volts, amps, combustion efficiency reports, safety inspections, and equipment refrigerant records;
  • Produce HVAC system and efficiency reports that identify system problems or confirm proper operating conditions, and makes recommendations for repairs or improvements;
  • Trains, coaches, and mentors subordinates.

Employment Standards

Any combination of education, experience and training equivalent to a high school diploma or GED issued by a state department of education; plus a two-year technical degree in air conditioning functions such as: heating, cooling, and ventilation; plus two years of progressively responsible air conditioning or HVAC experience or completion of an apprentice-level vocational training program in air conditioning for a total of four years of progressively responsible air conditioning or HVAC experience.

  • Valid state motor driver's license
  • Universal Refrigerant recovery license;
  • Possession of a valid journeyman license from the state of Virginia within twelve months of date of appointment to the position.

The appointee to this position will be required to complete a criminal background check, a driving record check, and a pre-employment physical examination to the satisfaction of the employer.

All newly hired employees are required to be fully vaccinated against COVID-19 (two weeks after the last required dose) as a condition of employment or obtain approval of a medical or religious exemption prior to their start date. Proof of an exemption or vaccination status will be required during the pre-employment onboarding process. New employees who obtain an exemption from the vaccine mandate for medical or sincerely held religious beliefs may be subject to a weekly testing requirement. Vaccinated employees and employees with a medical or religious exemption will complete the attestation online on their first day of employment or shortly thereafter.

  • Knowledge of HVAC and related systems to lead diagnostic tasks for complex maintenance and repair activities.
  • Knowledge of the building and fire codes related to work performed in the HVAC trade.
  • Knowledge of the occupational hazards and safety precaution s of the trade.
  • Working knowledge of operations and maintenance of buildings and building systems to include heating, ventilation and air conditioning, electrical, plumbing, and energy systems.

Ability to access facility equipment rooms, attics and roofs. Ability to access tight spaces, crawl, reach, and stoop. Ability to be physically active for three hours at a time. Ability to bend, stoop, crawl and work in tiring and uncomfortable positions. Ability to climb up to 35 ft., on ladders and scaffolding. Ability to discern color. Ability to input, access, and retrieve information from a computer. Ability to lift and carry items weighing up to 75 pounds. Ability to stand, stoop, bend, stretch, walk, climb, sit, kneel, crouch, reach, crawl, lift and handle materials with manual dexterity. Ability to use hand tools. Ability to work in hot and cold temperatures. Visual acuity to review detailed drawings, plans and documents. Work requires entering confined spaces with weight restriction of 310 pounds. Work requires performing tasks in adverse weather conditions. Work requires performing tasks in an environment in which raw waste is present. All duties performed with or without reasonable accommodations.

Panel interview and may include exercise.

The population of Fairfax County is very diverse where 39.8% of residents speak a language other than English at home ( Spanish, Asian/Pacific Islander, Indo-European, and others ) and we encourage candidates bilingual in English and a foreign language to apply to this opportunity.

Fairfax County Government prohibits discrimination on the basis of race, color, religion, national origin, sex, pregnancy, childbirth or related medical conditions, age, marital status, disability, sexual orientation, gender identity, genetics, political affiliation, or military status in the recruitment, selection, and hiring of its workforce.

Reasonable accommodations are available to persons with disabilities during application and/or interview processes per the Americans with Disabilities Act. Contact 703-324-4900 for assistance. TTY 703-222-7314. EEO/AA/TTY.