HVAC​/R Field Supervisor

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 find a place where they belong.

As an HVAC/R Field Supervisor in our Mobile Technical Services team, you will support the Operations Manager in directing maintenance operations across assigned buildings. This hands‑on leadership role combines technical expertise with team mentoring, quality assurance, and operational support to ensure optimal facility performance and compliance while developing technical staff.

• Providing expert technical guidance and troubleshooting support for HVAC/R systems
• Training and onboarding new technicians in maintenance procedures and company protocols
• Conducting weekly on‑site quality assurance inspections across maintained facilities
• Managing refrigerant inventory and usage to ensure regulatory compliance
• Preparing technical evaluations and deficiency reports on existing mechanical systems
• Responding to emergency situations with appropriate technical solutions
• Supporting operations management with performance metrics and technical reporting

• Minimum 6 years of technical and supervisory experience in building engineering
• Strong technical background in HVAC/R systems, specifically rack refrigeration
• Valid driver’s license for traveling between client sites
• Proficiency with Microsoft Office Suite (Word, Excel) and Corrigo facility management system
• Availability to work flexible hours including weekends and holidays as needed
• Excellent communication skills for training and mentoring team members

• EPA certification for refrigerant handling
• Experience with preventive maintenance program implementation
• Background in commercial building operations
• Knowledge of energy‑efficiency best practices for HVAC systems
• Experience with capital project planning and implementation

Toledo, OH and surrounding area (On‑site – Rossford, OH, Toledo, OH)

Standard day shift hours

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

• 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 to request an accommodation.