JLL · 2 days ago
Senior Maintenance Technician
Philadelphia, PA
Full-time
Onsite
Senior Level, Lead/Staff
10+ years expJLL is a leading global provider of real estate and investment management services. The Senior Maintenance Technician is responsible for the safe and efficient operation, maintenance, and repair of critical utility systems, ensuring peak performance and compliance with safety standards.
CommercialReal Estate
No H1B
Responsibilities
Routinely perform building rounds in accordance with established procedures to inspect all utility equipment and mechanical rooms
Monitor operational parameters and trends via the Building Automation System (BAS) and physical gauges
Work in close collaboration with utility system engineers and mechanics to start, stop, and adjust equipment settings to optimize efficiency and maintain environmental conditions
Execute a comprehensive preventative maintenance program on all assigned assets in accordance with established maintenance programs
Diagnose and troubleshoot mechanical, electrical, and control system failures
Perform repairs on a variety of components, including pumps, motors, compressors, and control valves
Work in collaboration with facilities mechanics, engineers and contractors to conduct chemical testing and treatment of boiler, cooling tower and other closed loop water systems in accordance with established programs
Demonstrate strong knowledge of the principles of steam generation, chilled water production, and air handling systems
Read and interpret blueprints, schematics, and technical manuals
Utilize specialized tools and test equipment (e.g., multimeters, pressure gauges) to perform diagnostics
Accurately complete all work orders and maintenance logs in the CMMS in accordance with established procedures
Document all repairs, parts used, and hours worked
Maintain an organized inventory of parts and tools in accordance with MRO storeroom procedures
Strictly follow all established safety procedures and protocols, including LOTO procedures
Ensure all work is performed in accordance with applicable codes and standards (e.g., NFPA, ASME, EPA)
Participate in safety training and drills
Qualification
Required
High School Diploma or GED required
EPA Section 608 Universal Refrigerant Certification required
Philadelphia Class A Boiler operators license required
10+ years of hands-on experience in the operation and maintenance of large-scale commercial or industrial utility systems
Strong mechanical and electrical troubleshooting skills
Proficiency with Building Automation Systems (BAS) such as Siemens and Vaisala
Ability to read and understand technical drawings and manuals
Excellent communication and problem-solving skills
Basic computer skills for work order management and reporting
Must be able to lift up to 50 pounds
Ability to work in confined spaces, elevated areas, and various environmental conditions (hot boiler rooms, cold mechanical spaces)
Ability to stand, walk, climb ladders, and kneel for extended periods
Preferred
Associate's Degree or Vocational/Technical training in HVAC, Refrigeration, or related field highly preferred
HVAC Technician Certification preferred
Experience with Carrier Chillers, Cleaver Brooks Boilers, and Atlas Copco compressors preferred
Life Sciences/Pharmaceutical experience preferred
Benefits
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
Company
JLL
We’re a leading professional services firm that specializes in real estate and investment management.
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$1.59B2025-11-03Post Ipo Debt· $565.35M
2023-11-08Post Ipo Debt· $400M
2019-05-29Post Ipo Debt· $46.5M
Leadership Team
Christian Ulbrich
Global Chief Executive Officer
Jones Lang LaSalle
Global CEO, Capital Markets and Member
Recent News
2026-01-07
Morningstar.com
2025-12-29
Company data provided by crunchbase