Operating Engineer

The Operating Engineer role at the Wrigley Field campus will be responsible for maintenance and repair of mechanical equipment on property including, but not limited to, pumps (service, bearing & seal replacement, etc.), heat exchangers, hot water boilers and domestic booster sets. Engineer will be responsible for proper operation, maintenance & repair of all HVAC equipment, with a focus on refrigeration & controls. Operator will also assist in event preparations as needed.


  • Responsible for maintaining all mechanical equipment
  • Coordinate all preventative maintenance, manipulation, trouble-shooting and repair. This includes all HVAC, plumbing, electrical systems and fire/life-systems on campus.
  • Ensure the overall integrity of campus assets
  • Perform routine tests and maintenance to ensure quality and correct operation of equipment
  • Conduct daily mechanical rounds, visually assessing all critical equipment during shift.
  • Complete chemical testing and analysis on all major hydronic systems
  • Perform preventative maintenance on equipment as scheduled, following manufacturers' recommendations.
  • Manage building systems while on-shift, including BAS, addressing work requests through campus CMMS, lighting control software and localized controls throughout campus.
  • Maintain the trade room appearance, inventory & tooling.
  • Maintain refrigeration records and SDS logs to be in compliance with all EPA regulations.
  • Assist in executing all mandated annual testing/certification of assets and required by city/state code.
  • Routine maintenance and repair of all HVAC equipment, including VAV boxes (with reheats), FCU's, FPB's, AHU's, re-heats, heat pumps.
  • Responsible for correct operation and maintenance/repair of all circulation pumps, including greasing, alignment, seal & bearing replacement.
  • Maintenance and repair of all supply, return & exhaust fans. This includes filter & belt replacement, as well as sheave replacement and damper repair.
  • Manipulation of VFD's when needed.
  • Maintenance of the CT's and condenser loop. This includes start-up, winterization, basin & strainer cleaning on system. Responsible for operation and all associated components, (fill probe, fan-sets, etc.)
  • Responsible for the operation, maintenance & repair of all domestic booster systems on property.
  • Responsible for operation, maintenance & repair of process & domestic hot water boiler systems.
  • Assist with snow removal when needed.


  • 2-3 years' experience as a licensed stationary engineer.
  • Must have a current City of Chicago Boilers License
  • CFC certification
  • Pool Certification
  • Strong working knowledge in plant mechanicals, including pump repair, heat exchangers and controls
  • Strong working knowledge in HVAC troubleshooting & repairs, including controls & refrigeration.
  • Proficient with Microsoft operating systems and technology for software oversight
  • Ability to comprehend & utilize MEP prints for location and troubleshooting purposes.
  • Ability to navigate control wiring/line diagrams for troubleshooting of equipment.
  • Excellent communication skills, both verbal and written
  • Demonstrated ability to think critically
  • Ability to work both independently and within a team setting

The Chicago Cubs are an Equal Opportunity Employer

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The Chicago Cubs are a professional baseball team and one of two remaining charter members of Major League Baseball’s National League. Cubs fans can watch the action live at Chicago’s historic Wrigley Field or at away games across the country. Fans can get the latest news on players and events at the yearly Cubs Convention or by reading Vine Line—the official Cubs magazine.

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