Stationary Engineer Apprentice

JLL empowers you to shape a brighter way
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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 people and empowering them to thrive, 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.

As a Stationary Engineer Apprentice at JLL, you'll join our facilities management team operating and monitoring critical building systems in our central utility plant located in Mason, with potential support at other Cincinnati facilities. This hands‑on role focuses on ensuring safe, efficient, and reliable operation of boilers, chillers, cooling towers, pumps, and related equipment to maintain optimal building comfort and operational efficiency.

Working under direct supervision, you'll develop expertise in troubleshooting, repair, and operations while learning from experienced engineers who are invested in your success. We believe the most effective teams are built when everyone is empowered to thrive, and this position offers a clear pathway to advancement as you work toward obtaining your Operator’s License within your first year. What sets JLL apart is our culture of collaboration, locally and across the globe, where you'll gain the technical skills and confidence needed to excel in facilities engineering while contributing to the reliable operation of mission‑critical infrastructure.

• Monitor and operate high‑pressure boilers, steam systems, chiller systems, cooling towers, and associated pumps under supervision
• Conduct routine equipment inspections, performance monitoring, and daily, weekly, and monthly equipment checks while logging readings
• Monitor computerized building management systems (BMS) and control panels to ensure optimal equipment performance
• Perform start‑up and shutdown procedures for utility plant equipment and maintain proper water treatment and chemical levels
• Execute preventive maintenance tasks according to scheduled protocols and respond to emergency situations and equipment alarms
• Report critical issues and system failures to management teams and assist with troubleshooting efforts
• Follow lockout/tagout procedures, safety protocols, and monitor energy consumption to identify efficiency opportunities

• High school diploma or equivalent required
• Minimum 2‑3 years of mechanical experience with hands‑on equipment work
• Strong mechanical aptitude with knowledge of HVAC systems, steam, and hydronic systems
• Ability to read and interpret blueprints, schematics, and technical manuals
• Flexibility to learn new systems with willingness to take direction and work independently
• Physical capability to lift up to 50 pounds, work at heights and in confined spaces, and stand, walk, and climb stairs for extended periods
• Ability to work rotating shifts including weekends, holidays, and mandatory overtime with on‑call availability for emergencies

• Previous experience in central utility plant or industrial facilities operations
• Familiarity with building automation systems and computerized maintenance management software
• Knowledge of water treatment systems and chemical management
• Experience with energy management and system optimization
• Commitment to obtaining Operator’s License within one year of start date (required for role progression)

This position does not provide visa sponsorship. Candidates must be authorized to work in the United States without sponsorship.

On‑site - Mason, OH

Accepting applications on an ongoing basis until candidate identified.

• 401(k) plan with matching company contributions
• Comprehensive Medical, Dental & Vision Care
• Paid parental leave at 100% of salary
• Paid Time Off and Company Holidays
• Early access to earned wages through Daily Pay

Jones Lang LaSalle ("JLL") is an Equal Opportunity Employer and is committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation because of a disability for any part of the employment process—including the online application and/or overall selection process—you may email us at  This email is only for accommodation requests. Please direct any other general recruiting inquiries to our Contact Us page.