Assistant Chief Engineer

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 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.

The Assistant Chief Engineer plays a critical role in maintaining a prestigious downtown NYC office building, working alongside the Chief Engineer to ensure seamless operations of all mechanical, electrical, and plumbing systems. This customer-facing position combines technical expertise with leadership responsibilities—you'll oversee inspections, maintenance operations, and team development while independently performing repairs and system upgrades. As a key member of our facilities team, you'll ensure building systems operate at peak performance, mentor team members, and deliver exceptional service that contributes to JLL's reputation for operational excellence in high-profile commercial properties.

• Supervise operation, inspection, and maintenance of mechanical, electrical, and plumbing systems, ensuring compliance with Service Level Agreements and Key Performance Indicators.
• Perform preventive and corrective maintenance on facility systems including HVAC equipment (compressors, chillers, cooling towers), plumbing components, and electrical systems.
• Manage CMMS work order system (MAXIMO preferred) to ensure timely completion of maintenance assignments and accurate documentation.
• Monitor Building Management Systems (BMS), respond to alarms, analyze system operations, diagnose problems, and implement corrective measures.
• Conduct facility rounds to inspect building conditions, identify safety hazards, and report issues affecting occupancy and operations.
• Mentor and train team members in HVAC, electrical, plumbing, and related technical skills while demonstrating proper tool usage and maintenance procedures.
• Support the Chief Engineer in implementing safety policies and procedures with meticulous attention to detail, maintaining professionalism under stressful situations.

• Associate's degree or equivalent with 4-6+ years of high-tech industry and/or facilities management experience.
• Comprehensive knowledge of HVAC, mechanical, and electrical processes and troubleshooting (chillers, boilers, cooling towers, air conditioning, pumps, generators, UPS systems).
• Experience with CMMS/work order platforms; MAXIMO experience strongly preferred.
• Ability to solve highly complex problems requiring analysis, considerable judgment, and rational decision-making.
• Strong customer service skills with ability to maintain professionalism under stressful situations.
• Excellent presentation and communication skills for client-facing interactions.
• Availability to provide after-hours support as required.

• Proficiency in PowerPoint, MS Office Suite, Visio, and/or CAD software.
• Experience in high-rise commercial office building environments.
• NYC-specific certifications or licenses (e.g., Fire Safety Director, Certificate of Fitness).
• Previous supervisory or team leadership experience.
• Knowledge of building codes and regulations specific to New York City.
• Experience working in LEED-certified or high-performance buildings.

New York City, NY

8 Hour Day - 2nd Shift

Estimated compensation for this position:  -  USD per year.

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

Personalized benefits that support personal well-being and growth:

• 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 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 us at  We also collect and process your personal data in accordance with privacy regulations. For more information, see our Candidate Privacy Statement and supplemental privacy documents for California residents.