Specialist, Engineering Services

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 peopleand empowering them tothrive, grow meaningful careers and to find a place where they belong.

What this job involves: The Mobile Engineer is responsible for performing preventive maintenance, repairs, and general building operations support across a designated geographic territory. This role helps ensure commercial properties operate safely, efficiently, and in alignment with JLL standards and client expectations. The position requires hands‑on technical expertise across HVAC, mechanical, electrical, plumbing, and building systems, along with the ability to work independently while delivering high‑quality service to clients and occupants.

This is a truck‑based position that includes travel between multiple sites within the assigned area.

• Perform preventive maintenance and repair work on HVAC, mechanical, plumbing, electrical, and related building systems to maintain optimal property performance.
• Diagnose and troubleshoot issues involving pumps, motors, air handlers, automation and controls systems, lighting systems, and associated equipment.
• Complete routine building maintenance tasks, including basic plumbing, electrical, grounds, and interior repair work.
• Identify opportunities to improve operational efficiency and reduce energy consumption through system and operational enhancements.
• Utilize CMMS platforms and handheld technology to manage work orders, document repairs, and communicate updates.
• Travel between assigned properties to respond to service requests and complete scheduled maintenance activities.
• Collaborate with team members, contractors, clients, and building occupants to ensure a high level of customer service and operational support.

• Minimum of 5 years of experience in commercial HVAC service and repair or equivalent military HVAC experience.
• High school diploma or GED required.
• Universal CFC certification required.
• Strong hands‑on experience with commercial HVAC systems, including pumps, motors, air handlers, controls systems, and associated electrical systems.
• Ability to diagnose and perform basic plumbing and electrical repairs independently.
• Experience using CMMS systems for work order and maintenance management.
• Proficiency with Microsoft Office Suite, web‑based applications, tablets, laptops, and mobile communication devices.
• Strong verbal and written communication skills with the ability to work independently and manage multiple priorities.

• Experience working in commercial real estate, healthcare, industrial, or multi‑site facilities environments.
• Working knowledge of building automation systems, card access systems, and door and gate systems.
• Familiarity with building envelope systems, parking lot maintenance, and interior finish repairs.
• Understanding of energy management practices and operational efficiency initiatives.
• Ability to assist across multiple skilled trades in support of facility operations.
• Strong customer service mindset with the ability to build positive working relationships with clients and occupants.
• Self‑starter with a positive attitude and strong organizational skills.

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

On‑site - Knoxville, TN

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