Mobile HVAC / Maintenance Technician

JLL
Dallas, TX
F

Assistant Property Manager (Retail)

JLL
Dallas, TX
F

Construction Project Manager

JLL
Dallas, TX
F

Sales Coordinator

JLL
Dallas, TX
F

Sales Coordinator

JLL
Dallas, TX
F

Senior Director, Institutional Valuation Practice

JLL
Dallas, TX
F

Director of Healthcare Facilities Compliance

JLL
Dallas, TX
F

Lease Administration Analyst

JLL
Dallas, TX
F

Lease Administration Analyst

JLL
Dallas, TX
F

Vendor Manager

JLL
Dallas, TX
F

Executive Assistant, PDS

JLL
Dallas, TX
F

Senior Associate, Transaction Management / Strategy

JLL
Dallas, TX
F

Analyst, Value and Risk Advisory

JLL
Dallas, TX
F

Construction Senior Project Manager

JLL
Dallas, TX
F

Regional Construction Senior Project Manager

JLL
Dallas, TX
F
JLL company logo

Mobile HVAC / Maintenance Technician

JLL

Dallas, TX

Full-time

Manufacturing / Production, Business Management / Project / Planning

Position Overview

The Mobile Operating Engineer is a hands-on technical role responsible for operating, maintaining, and repairing building mechanical systems across multiple client properties. This position requires travel between assigned facilities to ensure optimal performance of HVAC, plumbing, electrical, and other building systems.

Key Responsibilities

System Operations & Maintenance: The engineer operates and maintains heating, ventilation, air conditioning, and refrigeration systems to ensure building comfort and energy efficiency. They perform preventive maintenance on mechanical equipment including boilers, chillers, cooling towers, air handlers, pumps, and motors according to established schedules. Regular monitoring of building automation systems and energy management systems helps identify and resolve operational issues proactively.

Troubleshooting & Repairs: When equipment malfunctions occur, the engineer diagnoses problems and performs repairs on mechanical, electrical, plumbing, and HVAC systems. They respond to emergency calls and service requests from multiple locations, coordinating with property management teams and tenants to minimize disruptions. The role requires determining when to escalate issues to specialized contractors or vendors.

Compliance & Safety: The engineer ensures all work complies with local, state, and federal regulations including building codes, safety standards, and environmental requirements. They maintain accurate logs of equipment operation, maintenance activities, and work orders in computerized maintenance management systems. Safety protocols must be followed consistently, including lockout/tagout procedures and proper use of personal protective equipment.

Multi-Site Coordination: Travel between assigned properties is a core aspect of this role, requiring effective time management and route planning. The engineer prioritizes work orders across locations, maintains adequate tools and supplies in their service vehicle, and communicates status updates to facility managers and clients at each site.

Required Qualifications

Education & Certification: A high school diploma or equivalent is required, with technical training in building systems, HVAC, or related fields strongly preferred. Valid stationary or universal engineer's license appropriate to the jurisdiction is typically required. Additional certifications such as EPA Universal Refrigerant Handling, boiler operator's license, or electrical certifications are often necessary depending on local requirements.

Experience: The position typically requires 3-5 years of experience in building maintenance, facilities operations, or a related technical field. Experience with commercial building systems, building automation systems, and computerized maintenance management software is valuable.

Skills & Competencies: Strong mechanical aptitude and troubleshooting abilities are essential. The engineer must read and interpret blueprints, schematics, and technical manuals. Effective communication skills enable coordination with multiple stakeholders including property managers, tenants, and contractors. Physical capability to lift heavy equipment, work in confined spaces, climb ladders, and perform tasks in various weather conditions is required. A valid driver's license with a clean driving record is necessary for travel between properties.

Working Conditions: This role involves regular travel to multiple client sites within an assigned territory, working in mechanical rooms, rooftops, and various indoor and outdoor environments. The position may require on-call availability for emergency response, including evenings, weekends, and holidays. Physical demands include standing, walking, bending, lifting up to 50+ pounds, and working at heights or in confined spaces.

Reporting Structure: Regional Facilities Manager or Service Operations Supervisor

Location: Dallas, TX (Territory-based with multiple client sites)

Estimated compensation for this position:

62,400.00 – 80.000.00 USD per year

This range is an estimate and actual compensation may differ. Final compensation packages are determined by various considerations including but not limited to candidate qualifications, location, market conditions, and internal considerations.

Work Shift: 1st shift with on-call rotation responsibilities

Client: AT&T

About the company

Company websiteReal Estate

JLL (Jones Lang LaSalle Incorporated) is a leading global commercial real estate services and investment management company. Founded in 1783, JLL operates in more than 80 countries with 113,000+ professionals and $23.4 billion in annual revenue. Ranked Fortune 500 #175.
In a market where timing separates leaders from followers, you need a partner who helps you move with precision. That's what JLL delivers—with clarity powered by unmatched data, confidence from a firm built to last and certainty backed by execution that performs across the real estate lifecycle.
What services does JLL provide?

Property Management, Leasing Advisory, Capital Markets, Workplace Strategy, Project and Development Services, Design, Sustainability Solutions, and Real Estate Technology
What makes JLL unique?
• Intelligence that illuminates the path forward: Our research teams publish 2,000+ reports annually across 60+ markets. JLL Falcon – our proprietary AI platform for commercial real estate – combines decades of expertise, the industry's richest data and generative AI to surface patterns before they become consensus, putting you ahead of the curve.
• Relationships built to last: With 240+ years of history, we're chosen by 95% of top global investors and half of the Fortune 500, with a 99% retention rate. You get a partner who's navigated every market cycle and knows what's coming next.
• Execution at scale: With 113,000+ professionals across 80+ countries, we deliver coordinated solutions with consistent quality wherever you operate. You get one partner who sees the complete picture and executes globally.

Recognition
• Fortune's World's Most Admired Companies — 10 years
• World's Most Ethical Companies (Ethisphere) — 18 years
• EPA Energy Star Sustained Excellence Award — 14 years

Headquartered in Chicago, Illinois | NYSE: JLL

JLL combines data intelligence with commercial real estate expertise so you can See a Brighter Way.