Assistant Chief Engineer

JLL empowers you to shape a brighter way.  Our people at JLL and JLL Technologies 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.   What this job involves:The Assistant Chief Engineer supports the Senior Chief Engineer in overseeing daily operations, maintenance, and management of all building systems and equipment. This role requires extensive mechanical expertise to ensure optimal performance of HVAC, plumbing, electrical, and building automation systems while maintaining the highest standards of safety, efficiency, and tenant satisfaction in a commercial real estate environment. Your day-to-day tasks will include:• Assist in planning, directing, and coordinating engineering operations for the facility• Monitor and optimize building systems performance including chillers, boilers, cooling towers, air handling units, and building automation systems• Conduct regular inspections of mechanical equipment and systems to identify potential issues and ensure preventive maintenance schedules are maintained• Perform complex mechanical troubleshooting and repairs on HVAC systems, pumps, motors, and related equipment• Analyze system performance data and recommend improvements to enhance energy efficiency and operational reliability• Oversee contractor work and ensure compliance with specifications and building standards• Ensure all mechanical systems operate in compliance with local codes, regulations, and safety standards• Maintain accurate records of equipment maintenance, repairs, and system modifications• Serve as primary backup to Chief Engineer for emergency situations and maintain on-call availability for critical building issuesDesired experience and technical skills:Requirements:• High school diploma or equivalent required• Technical school training in HVAC, mechanical systems, or building maintenance preferred• Minimum 3-5 years of hands-on experience working with commercial building equipment like boilers, chillers, and air conditioning systems• Valid driver's license required• HVAC technician certification• Basic electrical knowledge and any required local operating licenses• Strong mechanical troubleshooting abilities with common building equipment• Ability to read blueprints and equipment manuals• Basic computer skills for maintenance records and building automation systems• Good communication skills for working with tenants and contractors• Physical ability to lift 50 pounds and work in mechanical environmentsPreferred:• Experience with high-rise commercial buildings, mixed-use developments, or critical facilities such as data centers or hospitals• Knowledge of sustainable building practices and LEED operations• Familiarity with capital project management and budget development• Previous supervisory experience in engineering or facilities management rolesLocation: Jacksonville, FL, on-siteShift: Dayshift, on call as neededSalary: $65,000 $95,000 / yearThe salary listed is an estimate and not guaranteed. A salary offer will vary based on applicant's education, experience, skills, abilities, geographic location, internal equity and alignment with market data This position does not provide visa sponsorship. Candidates must be authorized to work in the United States without employer sponsorship.Location:On-site –Jacksonville, FLIf 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 tablePersonalized 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 may include:401(k) plan with matching company contributionsComprehensive Medical, Dental & Vision CarePaid parental leave at 100% of salary Paid Time Off and Company HolidaysEarly access to earned wages through Daily PayAt 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.JLL Privacy NoticeJones 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.For more information about how JLL processes your personal data, please view our Candidate Privacy Statement.For additional details please see our career site pages for each country.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 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.Accepting applications on an ongoing basis until candidate identified.