Operating Engineer; 2nd Shift

JLL empowers you to shape a brighter way. 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.

Monday-Friday, 3:00 PM-11:00 PM

$40/hour

The Operating Engineer will perform extensive hands‑on operations and maintenance work in a class‑A office space. This role is responsible for installing, repairing, and maintaining critical and non‑critical electrical, mechanical, and plumbing equipment. The engineer will monitor building system operations, perform routine assessments, conduct tests and rounds, and analyze data to ensure proper equipment functioning. This position demands strong operational conduct, technical expertise, personal accountability, and flawless execution in a high‑risk, critical environment, with expectations for exceptional customer satisfaction.

• Maintaining, monitoring, and performing preventive, predictive, and corrective maintenance on critical equipment including HVAC systems, computer room air conditioners, chillers, and plumbing.
• Operating and maintaining electrical systems such as UPS, DC battery systems, PDU, generators, transfer switches, and switch gear.
• Monitoring and maintaining fire detection and suppression systems, life safety equipment, and lighting systems.
• Overseeing building management systems and digital systems (fire alarms, duress systems, card access, and CCTV).
• Monitoring, adjusting, and maintaining air conditioning equipment, boilers, ventilating systems, and water heaters.
• Managing pumps, valves, piping, filters, and other mechanical and electrical equipment.
• Recording equipment readings and making necessary adjustments to ensure proper operation.
• Operating and maintaining non‑critical equipment such as refrigeration, heat exchangers, and hot water systems.
• Conducting routine rounds and ongoing assessments of building system operations and performance.

• Proven experience as an Operating Engineer in class‑A office or commercial facilities.
• Strong technical expertise in mechanical, electrical, and plumbing systems.
• Hands‑on experience with HVAC systems, chillers, boilers, and air conditioning equipment.
• Knowledge of critical systems including UPS, generators, fire suppression, and life safety equipment.
• Ability to read and interpret technical drawings, schematics, and building management systems.
• Strong operational conduct skills and personal accountability.

• Experience with building management systems and digital control systems.
• Familiarity with cabling systems including data, voice, and broadband.
• Experience in high‑risk critical environments such as data centers or mission‑critical facilities.
• Relevant certifications or licenses in mechanical, electrical, or facilities operations.

On‑site – Wilmington, DE

• 401(k) plan with matching company contributions.
• Comprehensive medical, dental, and vision care.
• Paid parental leave at 100% of salary.
• Paid time off and company holidays.
• Early access to earned wages through Daily Pay.

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

Jones Lang LaSalle ("JLL") is an Equal Opportunity Employer and is committed to providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation because of a disability for any part of the employment process, please email