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The County of DuPage
Wheaton, Illinois

Job Details for 3145a - Stationary Engineer II Facilities Assignment

Job Description

UNION: Local 399

Under general supervision; performs work of considerable difficulty in the operation, maintenance and repair of the Power Plant, tunnel, and County owned or leased facilities; performs work of moderate difficulty in maintaining the heating, ventilation and air conditioning (HVAC) equipment; performs related work as required.

An employee in this class is assigned duties which require independent actions, are recurring in nature and are carried out according to standard practices and general work instructions while performing skilled work in the installation, repair and maintenance of HVAC equipment, coordinating related work completed by contractors; and/or specific assignment of responsibility for a particular facility or group of facilities. Assignments are verbal or written and may include sketches, layouts or blue prints. General supervision is received for work in progress and at the end of a shift from a Facilities Manager or Facilities Supervisor.

The list of duties and responsibilities is illustrative only, and is not a comprehensive listing of all the duties and responsibilities performed by positions in this class.

• 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
• Maintains regular attendance and punctuality.

• Adjusts work assignments and schedules in the event of an emergency to participate in emergency preparedness, response, and recovery activities as assigned.
• Depending on assignment may maintain required emergency management training, licensure and/or certifications.
• Performs related duties as required or assigned within job classification.

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and /or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions.

Knowledge of:
• Methods, materials, tools and practices used in operating and maintaining the Power Plant, tunnel, and County facilities, and related equipment
• Occupational hazards and safety precautions
• Methods and practices used in the maintenance and repair of plant and facilities equipment
• Computers and related software as applied to building automation, preventive maintenance, and work orders

Skill in:
• Operating, maintaining, troubleshooting and repairing of Power Plant and facilities’ related equipment
• Preparing and maintaining accurate logs, records, and reports
• Following and enforcing necessary safety precautions

Ability to:
• Deal effectively with others
• Verbal and/or written communications


Completion of a High School Diploma or General Equivalency Diploma equivalent. Four 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.

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.

While performing the duties of this job, the employee is regularly required to stand, walk, use hands, arms, and feet to push, pull and operate tools and equipment, climb, crouch, stoop, crawl and lift, carry and handle up to 50 lbs.

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.

Licensed as a registered Stationary Engineer by the City of Chicago or other equivalent license; valid Illinois’ driver’s license.