Cook County Offices Under the President
Chicago, IL
Under the supervision of the Operating Engineer III and the Operating Engineer II, assists in the operations, monitoring, and maintenance of buildings, and power plant mechanical and operating systems. These systems include heating, ventilation, air conditioning, water pumping, refrigeration, life safety, security, building automation, and energy conservation to supply heat, light, and electrical power for hospitals, residential institutions, and other County facilities. Supervises Mechanical Assistants, Firemen, Fireman Helper, Boiler Washer and other staff as directed.

Minimum Qualifications
Successful completion of an approved and recognized apprenticeship program pursuant to attaining Journeyman status as an Operating Engineer.
Current Stationary Engineer's License issued by the City of Chicago.
Possession of a CFC (Clorofluoro Carbon) card.
Knowledge, Skills, Abilities and Other Characteristics

Knowledge of commercial and industrial heating, ventilation, air conditioning, refrigeration, and mechanical systems. Knowledge of commercial and industrial electrical, plumbing, and steam-fitting systems. Skill in locating and identifying equipment maintenance problems, making emergency repairs and taking corrective action. Ability to communicate verbally and in writing.
Ability to read mechanical drawings and blue prints. Ability to supervise Mechanical Assistants, Firemen, Fireman Helpers, Boiler Washer and other staff as directed.

This position occasionally requires various types of physical exertion, including, but not limited to lifting, pulling, pushing, and moving objects of moderate to heavy weight.

The duties listed are not set forth for purposes of limiting the assignment of work. They are not to be construed as a complete list of the many duties normally to be performed under a job title or those to be performed temporarily outside an employee's normal line of work.

  • Must be legally authorized to work in the United States without sponsorship.
  • This position requires successful completion of post-offer tests, which may include a background check, drug screen and medical examination.
Falsification of any information in the application process will result in disqualification, dismissal after hire, and/or placement on the County’s Ineligible for Rehire List for a period of two (2) or five (5) years. For current County employees, such falsification may result in discipline, up to and including termination, and placement on the County’s Ineligible for Rehire List for a period of two (2) or five (5) years. See Cook County Code of Ordinances, Article II, Sections 44-54 Unlawful Practices Relating to Employees and Employment - Penalty, 44-56 Political Discrimination; Cook County Employment Plan, Section V.N. Pre-Interview License and Certification Verification; Supplemental Policy No. 2014-2.13 Ineligible for Rehire List; and Cook County Personnel Rules 3.3(b) (7) (8) (18).


NOTE: As an internal candidate, should you be offered the position, salary allocations shall abide by the Cook County Personnel Rules.