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Heating and Ventilating Mechanic 1

Posting Date:  March 25, 2020
Position Type:  Full - Time, Hourly

Department:  5040 - Airport

Compensation Range:  $45,653 - $52,996 Annually
Closing Date:  Open until filled.

JOB SUMMARY:  The Heating and Ventilating Mechanic 2 ensures the safe, reliable and efficient operation of the Central Plant.  Operate and maintain all HVAC System components at General Mitchell International and Timmerman Airports.  This is similar to the Heating and Ventilating Mechanic 1 but with the added responsibilities of: Oversight of CMMS (CityWorks) to ensure Work Orders are closed properly; Inventories are Maintained; Oversight of Contractors to ensure scope and quality of work is up to Airport Standards.  Research and Acquire Technical Information from Engineering Prints; Technical Literature; Consulting with Outside Vendors and Contractors.  Act as Supervisor in Supervisors absence.


  • Act as Supervisor in his or her absence.  Act as Supervisor in Supervisors absence.

  • Monitor CMMS (CityWorks) for Department.  Monitor CMMS (CityWorks) that Department’s work is being completed in a timely manner and labor hours entered.  Work with Supervisor and GIS Personnel to Develop and Maintain Preventive Maintenance Program in CMMS.

  • Provide Oversight and Monitor Contractors.  Coordinate with Contractors to establish Scope of Work, that work is completed at the Airports Standards and work site is clean and restored to original condition when job completed.

  • Research and Acquire Technical Information.  Research and Acquire required Technical Information. This includes Prints from Engineering, Technical Literature from Manufacturers and Consulting with outside Vendors. Based on this information, meet with Supervisor, Building Trades, Maintenance Manager or other Airport Management to determine best course of action.

  • Operation of Central Plant.  Provide 24/7 – 365 Coverage of Central Plant Operations. This includes but limited to Start Up, Shut Down, Operation and maintenance of four 485 Ton Chillers, three 15,960 MBH (476 BoHP) Natural Gas / Oil Boilers, Cooling Towers and Air Compressors. Maintain Hot, Chill Water and Tower Water Chemistry.

  • Monitor and Operate Two Building Automation Systems (BAS).  Monitor, adjust and respond to alarms from two Building Automation Systems (Johnson Controls’ Metasys and Kain Energy’s Schneider Electric System), as necessary to maintain comfort and safety of the Main Terminal and Remote Buildings. Systems not on a BAS must be physically visited periodically to ensure proper operation.

  • Off Hours Maintenance Support.  Respond to calls from Airport Operations or Tenants in all matters related to maintenance of facilities. This includes the Main Terminal, Combined Maintenance Facility, Fire Station, Parking Structure and the Amtrak Station. Make a determination on a course of action. Temporarily Isolate / Shutdown or contact Supervisor to call in Building Trades.

  • Maintain and Repair HVAC Equipment.  Perform Preventive and Corrective Maintenance on HVAC Equipment. This includes but is not limited to Air Handling Units, Rooftop and Makeup Air Units, Exhaust Systems and Split System DX Units for cooling Electrical and IT Rooms. Maintenance required includes Filter and Belt replacement, Greasing Bearings, Sheave Alignment and replace any that are damaged.

  • Oversee the Maintenance of Material and Parts Inventory.  Oversee the Maintenance of Material and Parts inventory for commonly used parts and materials. This would include but not limited to – Filters, Belts, Oil and Grease. Commonly used parts would include room Pneumatic, DDC and Line Voltage Thermostats, Thermostat Covers, Valve and Damper Actuators.

  • Assist Building Trades as required.  Assist Building Trades as required when working on HVAC Equipment. Assist Plumbers and Fitters any time it is needed.

Minimum Qualifications

  • Possession of a high school diploma or G.E.D. equivalent

  • Possession of a valid Wisconsin drivers at time of application and maintained during incumbency 

  • Three (3) years of experience in mechanical repair and maintenance preferably with Central Plant and HVAC.

  • Specialized training in repair of HVAC equipment

  • Appointee must meet the requirements to obtain an Airport Security Badge.  

  • Appointee must receive an Airport Class 2 Driver’s license within 10 days of appointment.

  • Intermediate knowledge of all related computer and software applications, such as word processing and spreadsheets.

  • Intermediate knowledge in 2 building automation systems, associated digital controllers and PLC’s

  • Advanced boilers and hot water systems and their digital controls

  • Advanced chillers and chill systems and Cooling Tower System and their digital controls

  • The ability to lift/carry up to 60lbs; push/pull up to 60lbs. on a consistent basis

  • Work flexible schedules with the ability to be on call

Preferred Areas:

  • NIULPE or ASOPE license.

  • Low pressure license with 2nd Class Engineer’s license.

  • Associates Degree in HVAC, HVAC Certification or Specialized training in HVAC, Central Plant Operations or Controls.

Knowledge, Skills, and Abilities:  Knowledge of the tools, materials and methods used in the maintenance and repair of heating, ventilating, air conditioning and mechanical systems: knowledge of the properties of metals; knowledge of plumbing; knowledge of hydro-pneumatics and electricity; ability to keep records of maintenance inspections; skill in calibrating thermostats; ability to braze, weld, solder and bend sheet metal; ability to read and understand drawings of mechanical equipment and systems; ability to measure accurately using rulers, calipers, gauges and other measuring instruments; ability to operate mechanical lifting devices; ability to operate computer equipment used to monitor, adjust and control HVAC units; ability to work effectively and harmoniously with others.



Note: This Original Examination is open to current residents of the state of Wisconsin.  In accordance with Rule III section 11 of the Civil Service Rules a non-competitive examination will be held for this position.  The non-competitive examination will consist of a review of candidate materials, education and related experience.

Milwaukee County offers a comprehensive blend of benefits designed to make your life better both inside and outside of the workplace. Milwaukee County conducts job related criminal background checks and pre-employment screenings.

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Milwaukee County is an Equal Opportunity/E-verify employer committed to diversity and all qualified applicants will receive consideration for employment and will not be discriminated against based on age, race, color, religion, sex, sexual orientation, gender identity, national origin, disability genetic information or protected veteran status. We maintain a drug-free workplace and perform pre-employment substance abuse testing, background checks and pre-employment physicals subject to job requirements. If special accommodations are needed, please contact 414-278-3936.