Assistant Chief Engineer

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.

Assistant Chief Engineer – JLL

What this job involves: The Assistant Chief Engineer is responsible for supporting the day-to-day operation, maintenance, and performance of building systems within a critical facilities environment. This role supervises operating engineers and maintenance staff while ensuring all mechanical, electrical, HVAC, plumbing, fire/life safety, and emergency systems operate safely, efficiently, and with minimal disruption to building occupants. The Assistant Chief Engineer serves as a key leader for the engineering team, helping maintain operational excellence, supporting preventative maintenance programs, overseeing contractor activities, and assisting the Chief Engineer in achieving reliability, safety, and uptime goals. This position also assumes Chief Engineer responsibilities when the Chief Engineer is not on site.

What your day-to-day will look like:

• •Supervise and direct engineering and maintenance staff during assigned shifts while monitoring work quality, safety, and overall team performance.
• •Coordinate and perform preventative maintenance, repairs, troubleshooting, and service requests for mechanical, electrical, HVAC, plumbing, and critical infrastructure systems.
• •Monitor building operations including UPS systems, generators, switchgear, chilled water systems, boilers, pumps, ventilation equipment, and fire/life safety systems to ensure continuous operation.
• •Train and mentor engineering staff on maintenance procedures, troubleshooting techniques, workplace safety, and proper tool and equipment usage.
• •Oversee contractors and vendors performing work within the facility, ensuring compliance with building procedures, safety requirements, and critical work authorization processes.
• •Maintain engineering logs, system readings, maintenance records, inventory levels, and documentation related to equipment performance and building operations.
• •Support emergency response procedures, participate in on-call rotations, and assist with after-hours or weekend projects as needed.

Required Qualifications:

• •3–5 years of related experience in building operations, maintenance, HVAC, plumbing, electrical systems, or similar skilled trades.
• •Leadership or supervisory experience within an engineering, maintenance, or facilities environment.
• •Universal CFC EPA certification or willingness to obtain certification within the first year with company support.
• •Experience using Microsoft Office applications including Word, Outlook, Excel, and Teams.
• •Strong troubleshooting, communication, customer service, and organizational skills.
• •Ability to lift up to 50 pounds and safely work on ladders up to 30 feet in height.
• •Ability to participate in an on-call rotation, including nights, weekends, and holidays as required.

Preferred Qualifications:

• •Trade school education, union training, military service, or college coursework related to engineering or building operations.
• •Experience working in critical environments such as clean rooms, laboratories, data centers, or secure facilities.
• •Familiarity with Daikin VRV, DOAS, and related HVAC systems.
• •Experience overseeing preventative maintenance programs and contractor management.
• •Knowledge of emergency escalation procedures and critical facility work authorization processes.
• •Understanding of building automation systems and energy management controls.
• •Experience maintaining inventory, ordering parts, and supporting operational budgeting processes.

Location: San Diego, CA

Work Shift: Monday through Friday, 7:00 AM to 4:00 PM

Salary: $42.79 - $49.52

Additional Information: This position does not provide visa sponsorship. Candidates must be authorized to work in the United States without sponsorship and must be U.S. citizens. A 90-day probationary period applies, with continued employment determined upon successful completion.

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

Expected compensation for this position:

• 89,000.00 – 103,000.00 USD per year
• Final compensation packages are determined by various considerations including but not limited to candidate qualifications, location, market conditions, and internal considerations.

Location:

• On-site –San Diego, CA, Vista, CA
• If this job description resonates with you, we encourage you to apply, even if you don’t meet all the requirements. We’re interested in getting to know you and what you bring to the table!

Personalized benefits that support personal well-being and growth:

JLL recognizes the impact that the workplace can have on your wellness, so we offer a supportive culture and comprehensive benefits package that prioritizes mental, physical and emotional health. Some of these benefits include:

• •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

At JLL, we harness the power of artificial intelligence (AI) to efficiently accelerate meaningful connections between candidates and opportunities. Using AI capabilities, we analyze your application for relevant skills, experiences, and qualifications to generate valuable insights about how your unique profile aligns with the specific requirements of the role you're pursuing.

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Jones Lang LaSalle (JLL), together with its subsidiaries and affiliates, is a leading global provider of real estate and investment management services. We take our responsibility to protect the personal information provided to us seriously. Generally the personal information we collect from you are for the purposes of processing in connection with JLL’s recruitment process. We endeavour to keep your personal information secure with appropriate level of security and keep for as long as we need it for legitimate business or legal reasons. We will then delete it safely and securely.

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For candidates in the United States, please see a full copy of our Equal Employment Opportunity policy here .

Jones Lang LaSalle (“JLL”) is an Equal Opportunity Employer and is committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation because of a disability for any part of the employment process – including the online application and/or overall selection process – you may email us at HRSCLeaves@jll.com . This email is only to request an accommodation. Please direct any other general recruiting inquiries to our Contact Us page > I want to work for JLL.

Pursuant to the Arizona Civil Rights Act, criminal convictions are not an absolute bar to employment.

Pursuant to Illinois Law, applicants are not obligated to disclose sealed or expunged records of conviction or arrest.

Pursuant to Columbia, SC ordinance, this position is subject to a background check for any convictions directly related to its duties and responsibilities. Only job-related convictions will be considered and will not automatically disqualify the candidate.

California Residents only

If you are a California resident as defined in the California Consumer Priv