Stationary Engineer

County of DuPage; Wheaton (IL); On-site; USD 78,000 - 95,000; Full time

Job summary

DuPage County is seeking a Stationary Engineer to operate, maintain and repair power plant, HVAC systems, and related equipment across county facilities. The role includes preventive maintenance, emergency response, and equipment testing to ensure safe and efficient operation.

Requires four years of licensed stationary engineer experience, a valid Illinois driver’s license, and licensing recognition by Chicago or equivalent.

Qualifications

• Four (4) years’ experience as a licensed Stationary Engineer; operating, repairing and maintaining high-pressure vessels and related equipment.
• Licensed as a registered Stationary Engineer by the City of Chicago or other equivalent license.
• Must possess and maintain in good standing a valid Illinois driver’s license.

Responsibilities

• Operates, maintains and repairs all Power Plant, tunnel, and County owned or leased facilities, and related equipment (e.g. high temperature and high pressure hot water generators, high and low pressure steam boilers, centrifugal and absorption chillers, air conditioning units, high voltage electrical distribution and emergency electric power generators, air compressors, heat exchangers, pressure vessels, pumping systems, air handlers, vacuum and circulating pumps, hot water systems, circulating and ventilating fans, water softeners, steam traps, and other mechanical, steam, pneumatically or electrically powered equipment).
• Performs power plant stationary engineer duties as required.
• Responsible through specific assignment for a County facility or group of facilities to provide stationary engineer duties for preventive maintenance, repair and installation of facilities’ HVAC equipment.
• Provides response to facilities’ occupant environmental requests.
• Checks equipment operation for proper functioning of equipment.
• Maintains records of work performed.

Skills

Stationary Engineer experience

HVAC maintenance

Education

High School Diploma or GED

Job description

We are pleased to offer the opportunity to work as a Stationary Engineer for the DuPage County Facilities Management Department.

The posting will only consider internal candidates within the same job classification from 8/27/25 - 9/01/25. Starting 9/02/25, external applicants that qualify for the position will also be considered. This position is assigned to the International Union of Operating Engineers (IUOE) Local 399 BARGINING UNIT POSITION The salary for this position is $86,700 plus a $1.25 per hour shift differential for all shifts scheduled to begin work between the hours of 11:00 a.m. and 5:00 a.m. and/or a $1.25 per hour shift differential for any employee scheduled to work the 48 hours between 12:00 a.m. (midnight) on Saturday morning and 11:59 p.m. on Sunday evening.

This position is eligible for our complete benefit package including medical, dental and vision insurance, flexible spending accounts, life insurance, pension, deferred compensation plan, tuition reimbursement, pre-paid legal and credit union. As a team member at DuPage County, you will also have access to time off with pay on Designated Holidays or holiday pay if required to work, Vacation time, Sick time, Comp time, and Personal days.

To learn more about the cost and coverage of the benefits plan, visit Employees Benefit Information

For detailed information on paid time off, visit Local 399 International Union of Operating Engineers

DuPage County is an Equal Opportunity Employer

Responsibilities

• Operates, maintains and repairs all Power Plant, tunnel, and County owned or leased facilities, and related equipment (e.g. high temperature and high pressure hot water generators, high and low pressure steam boilers, centrifugal and absorption chillers, air conditioning units, high voltage electrical distribution and emergency electric power generators, air compressors, heat exchangers, pressure vessels, pumping systems, air handlers, vacuum and circulating pumps, hot water systems, circulating and ventilating fans, water softeners, steam traps, and other mechanical, steam, pneumatically or electrically powered equipment).
• Performs power plant stationary engineer duties as required.
• Responsible through specific assignment for a County facility or group of facilities to provide stationary engineer duties for preventive maintenance, repair and installation of facilities’ HVAC equipment.
• Provides response to facilities’ occupant environmental requests.
• Checks equipment operation for proper functioning of equipment.
• Maintains records of work performed.
• Maintains inventory and recommends ordering of stock and materials to supervisor.
• Reads gauges and manipulates valves to control water levels and pressures in boilers and other vessels.
• Draws water samples from various systems.
• Tests samples by established procedures and adjusts chemical feed according to results.
• Conducts hydrostatic pressure tests to ensure sealed gaskets.
• Packs valves, changes filters and oil, greases pumps, motors, bearings and valve stems.
• Performs scheduled rounds and records pertinent readings and data to ensure safe and efficient operation.
• Notifies appropriate staff of emergencies.
• Completes scheduled preventive maintenance and emergency work orders.
• Installs, maintains and repairs equipment that controls other equipment such as pneumatic and electronic (DDC) thermostats, controllers, and limit and safety control devices.
• Moves items such as pallets of water softener salt, compressed gas cylinders and other supplies to and from designated storage areas, racks or shelves.
• Provides assistance to other labor trades classifications.
• Maintains and repairs various types of mechanical equipment of the HVAC system, such as feed pumps, vacuum pumps, circulating pumps, air compressors, refrigeration compressors, condensers, evaporators, hot water generators, circulating and ventilating fans, and similar mechanical, steam or electrically operated equipment.
• Power plant assignments on a rotating basis or as needed for coverage.

Requirements

• Completion of a High School Diploma or General Equivalency Diploma equivalent.
• Four (4) years’ experience as a licensed Stationary Engineer; operating, repairing and maintaining high-pressure vessels and related equipment or an equivalent combination of training and experience.
• Licensed as a registered Stationary Engineer by the City of Chicago or other equivalent license.
• Must possess and maintain in good standing a valid Illinois driver’s license.

A post-offer physical is required.

A pre-employment background check is required.

PHYSICAL REQUIREMENTS

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of the job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Heavy Work: Exerting up to 50 pounds of force frequently or constantly to lift, carry, push, pull or otherwise move objects, including the human body. Use of arm and /or leg controls requires exertion of forces greater than for medium work.

WORK ENVIRONMENT

The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

The work environment for this position frequently includes working near moving mechanical parts, in precarious places, with fumes or airborne particles, in cramped or confined spaces, and with potential hazards high temperature hot water/steam, chemicals, refrigerant, and low temperature walk-in refrigerators.