Wheaton, IL – Stationary Engineer

DuPage County; Wheaton (IL); On-site; USD 73,695 - 99,705; Full time

Benefits offered by this job

Medical, dental and vision insurance

Pension plan

Tuition reimbursement

Paid holidays

Job summary

DuPage County is seeking a Stationary Engineer in the Facilities Management Department. The role focuses on operating, maintaining, and repairing power plant and HVAC systems across County facilities, including boilers, chillers, and pumps.

The position is a union role with IUOE Local 399, with a salary of $86,700 annually and shift differentials. A comprehensive benefits package applies, and eligibility requirements include a post-offer physical and background checks.

Qualifications

• High school diploma or GED required.
• 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 equivalent.
• Must possess and maintain a valid Illinois driver’s license.

Responsibilities

• Operates, maintains and repairs all power plant, tunnel, and County facilities and related equipment.
• Performs power plant stationary engineer duties as required.
• Provides preventive maintenance, repair and installation of HVAC equipment for designated facilities.
• Responds to occupant environmental requests and notifies appropriate staff of emergencies.
• Maintains records of work performed and inventories materials.

Skills

Power plant operation

HVAC maintenance

Preventive maintenance

Education

High School Diploma or GED

Stationary Engineer License (Illinois/City)

Job description

Salary: $86,700.00 Annually

Hours: Friday – Tuesday 11:00 p.m. to 7:00 a.m. with weekends and holidays as scheduled

Department: Facilities Management Department

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.

DuPage County is an Equal Opportunity Employer

Responsibilities include:

• 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 include

• 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 equipmentor 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.