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Operating Engineer - Event Facility

Job in O'Fallon, St. Charles County, Missouri, 63366, USA
Listing for: JLL
Full Time position
Listed on 2026-08-11
Job specializations:
  • Trades / Skilled Labor
    HVAC Tech / Heating Engineer, Building Maintenance, Maintenance Technician / Mechanic
  • Maintenance/Cleaning
    HVAC Tech / Heating Engineer, Building Maintenance, Maintenance Technician / Mechanic, Facility Maintenance
Salary/Wage Range or Industry Benchmark: 55000 - 85000 USD Yearly USD 55000.00 85000.00 YEAR
Job Description & How to Apply Below

JLL empowers you to shape a brighter way
.

Our people at JLL are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented peopleand empowering them tothrive, grow meaningful careers and to find a place where they belong. Whether you've got deep experience in commercial real estate, skilled trades or technology, or you're looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward.

Operating

Engineer - Event Facility

Position Summary

The Operating Engineer is a skilled technical professional responsible for the hands-on operation, maintenance, and repair of building systems in a premier event facility. Reporting to the Facilities Manager, this role combines traditional building engineering with customer-facing event support, requiring technical competence, professional conduct, and a strong service orientation. This position offers excellent opportunities for facilities professionals who value direct client interaction and seek professional growth through exposure to complex systems and the unique demands of a high-profile event environment.

Key Responsibilities

  • Building Systems Operation & Maintenance
    Operate, monitor, and adjust mechanical, electrical, and plumbing systems including HVAC equipment, chillers, boilers, pumps, electrical distribution, emergency generators, and fire protection systems. Perform scheduled facility rounds, respond to building automation alarms, and maintain accurate operational logs. Execute preventive maintenance tasks including filter changes, belt adjustments, lubrication, coil cleaning, and safety system testing. Document all activities in the computerized maintenance management system (CMMS) with accurate work details, parts usage, and equipment observations.
  • Equipment Troubleshooting & Repair
    Diagnose and repair routine equipment problems including motor replacements, control component repairs, valve adjustments, sensor calibrations, minor electrical repairs, and plumbing fixture corrections. Use diagnostic tools such as multimeters, pressure gauges, and temperature instruments to identify root causes. Escalate complex technical problems to the Facilities Manager or specialized contractors. Respond promptly to work orders, prioritize based on urgency and event schedules, and maintain clear communication regarding repair timelines and completion status.
  • Event Support & Client Services
    Conduct pre-event facility inspections to verify HVAC performance, lighting functionality, and overall readiness. Provide responsive technical support during events with minimal disruption to programs. Interact professionally with event planners, production staff, and vendors regarding technical matters, facility capabilities, and operational requirements. Adjust environmental conditions and resolve technical issues quickly while maintaining professional appearance and demeanor. Perform post-event inspections to identify damage, document concerns, and reset systems to normal operating modes.
  • Facility Appearance & Cosmetic Maintenance
    Maintain facility in pristine condition through paint touch-ups, drywall repairs, ceiling tile replacement, door hardware adjustments, and fixture maintenance. Clean and polish decorative elements, replace light bulbs promptly, and address minor finish deterioration proactively. Inspect flooring for damage and trip hazards, perform minor repairs, and coordinate floor protection during events. Conduct regular facility walkthroughs from a guest perspective to identify maintenance needs and ensure premium presentation standards before client arrivals.
  • Vendor Coordination & Safety Compliance
    Provide facility access for contractors performing scheduled work, explain requirements, and monitor activities for safety compliance and quality standards. Observe specialized service work to expand technical knowledge. Follow all safety policies including lockout/tagout, confined space entry, fall protection, and PPE requirements without exception. Participate in safety training, identify and report hazards immediately, and maintain required safety certifications through timely renewal training.

Required Qualifications

Education & Experience

  • High school diploma or GED required
  • 3-5 years of experience in commercial building operations and maintenance with hands-on HVAC, controls, and facility systems experience
  • Demonstrated mechanical aptitude and ability to troubleshoot equipment independently
  • Proven reliability working as part of a facilities team

Technical Competencies

  • Working knowledge of commercial HVAC systems (air handlers, rooftop units, exhaust fans, controls)
  • Familiarity with central plant equipment (chillers, boilers, cooling towers, pumps)
  • Understanding of electrical systems, lighting, motor controls, and basic troubleshooting
  • Basic plumbing and fire protection systems knowledge
  • Hands-on maintenance skills: filter…
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