Stationary Engineer

DuPage County; Wheaton (IL); On-site; USD 74,000 - 100,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

Flexible spending accounts

Life insurance

Pension

Deferred compensation plan

Tuition reimbursement

Pre-paid legal

Credit union

Holiday pay

Vacation time

Sick time

Comp time

Personal days

Job summary

DuPage County is seeking a Stationary Engineer to operate, maintain, and repair complex power plant and HVAC systems within County facilities. The role includes preventive maintenance, emergency response, and coordination of related mechanical equipment.

The position is unionized under IUOE Local 399 with a starting salary of $86,700 plus shift differentials. A high school diploma, 4 years of licensed experience, and an Illinois driver’s license are required.

Qualifications

• High School diploma or GED required.
• 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 a valid Illinois driver’s license.

Responsibilities

• Operates, maintains and repairs all power plant facilities and equipment (boilers, chillers, pumps, HVAC controls, electrical distribution, etc.).
• Performs stationary engineer duties and preventive maintenance for facilities’ HVAC equipment.
• Maintains records of work performed and inventories stock/materials.
• Conducts routine checks, reads gauges, and adjusts water levels/pressures as needed.
• Responds to emergencies and notifies appropriate staff.
• Performs scheduled preventive maintenance and emergency work orders.
• Installs and maintains equipment that controls other equipment (DDC thermostats, controllers, safety devices).
• Supports other labor trades classifications as needed.

Skills

HVAC systems operation

Preventive maintenance

Troubleshooting & repair

Safety compliance

Education

High School diploma or GED

Job description

Position Summary

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 8/26/26 - 8/31/26. Starting 9/1/26, 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.

Benefits

• 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

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

Requirements include the following experience or an equivalent combination of training and experience:

• 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 and Work Environment

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.

DuPage County offers a complete benefit package to full-time employees including medical insurance, dental insurance, vision, flexible spending accounts, life insurance, pension, holidays, vacation, sick leave, deferred compensation plan, tuition reimbursement, pre-paid legal and credit union. Limited benefits are also offered for eligible part-time positions.

To learn more details, visit our Benefits page.