{"schemaVersion":"jobsearcher.job.v1","id":"00aad5a087d342ecc37fbf4a","url":"https://jobsearcher.com/jobs/00aad5a087d342ecc37fbf4a","canonicalUrl":"https://jobsearcher.com/jobs/00aad5a087d342ecc37fbf4a","title":"Mobile Operating Engineer","description":"Operating Engineer – JLLAs an Operating Engineer at JLL, you will play a critical role in ensuring the seamless operation of building systems and maintaining exceptional tenant comfort and safety. Working under the direction of the Lead Engineer, you will be responsible for completing essential maintenance tasks, responding to tenant service requests, monitoring equipment performance, and maintaining HVAC systems across critical and commercial facilities. This position is central to JLL's commitment to delivering world-class property management services and creating environments where our clients and their tenants thrive.What your day-to-day will look like:Respond promptly to tenant service requests including temperature complaints, lighting repairs, breaker resets, furniture moving, and general maintenance needs while ensuring minimal disruption and immediate cleanup of work areasPerform preventive maintenance tasks on HVAC equipment, mechanical systems, and building infrastructure, completing task sheets and reporting any equipment problems or supply shortages to the Lead EngineerMonitor and record equipment readings, settings, and operational changes in logbooks, including HVAC start-up verification, fire pump checks, temperature readings, and static pressure measurements across filter banksTroubleshoot and operate direct digital control systems to manage HVAC equipment, make adjustments to operating systems, and maintain pneumatic control systems through repairs and recalibrationConduct general maintenance activities including painting mechanical rooms, maintaining lighting in equipment rooms and public areas, snow removal, meter readings, and ensuring orderly tool rooms and workshopsAssist outside contractors during major equipment overhauls and annual inspections while maintaining flexibility to assume additional responsibilities as building operations requireEnsure compliance with life safety protocols including tamper valve inspections, elevator inspections, asbestos inspections, and generator load testingRequired Qualifications:Current membership in Local 501 or ability to obtain membership within 30 days of hireHigh School diploma or GED equivalent with two years of trade schooling in electrical system design, refrigeration, and/or HVAC systems5+ years of experience in critical, commercial, or industrial facility operationsComprehensive knowledge of mechanical, electrical, plumbing, and fire suppression systems in commercial and critical facilitiesFundamental skills in critical systems including emergency/stand-by generators, automatic transfer switches, uninterruptible power systems, power distribution units, and battery systemsProficiency in basic computer applications and software including MS Office and email systemsStrong interpersonal skills with ability to communicate effectively in both oral and written formatsPreferred Qualifications:Experience with building automation and energy management systemsFamiliarity with cooling tower water treatment and testing proceduresBackground in tenant relations and customer service in commercial real estate environmentsKnowledge of OSHA safety standards and building code complianceExperience working in high-rise or Class A office buildingsLocation: Onsite - El Monte, CA Union: Local 501This position does not provide visa sponsorship. Candidates must be authorized to work in the United States without sponsorship.Expected compensation for this position:96,200.00 – 96,201.00 USD per yearFinal compensation packages are determined by various considerations including but not limited to candidate qualifications, location, market conditions, and internal considerations.Location:On-site –El Monte, CAIf 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:401(k) plan with matching company contributionsComprehensive Medical, Dental & Vision CarePaid parental leave at 100% of salaryPaid Time Off and Company HolidaysEarly access to earned wages through Daily Pay","company":"JLL","rawCompany":"jll","city":"El Monte","state":"CA","isRemote":false,"isActive":true,"createdAt":"2026-10-16T13:13:52.040Z","occupations":[{"code":"49-9071.00","title":"Maintenance and Repair Workers, General","slug":"maintenance-and-repair-workers-general"},{"code":"11-9141.00","title":"Property, Real Estate, and Community Association Managers","slug":"property-real-estate-and-community-association-managers"},{"code":"51-8021.00","title":"Stationary Engineers and Boiler Operators","slug":"stationary-engineers-and-boiler-operators"}],"industries":[{"code":"531312","title":"Nonresidential Property Managers","slug":"nonresidential-property-managers"},{"code":"238290","title":"Other Building Equipment Contractors","slug":"other-building-equipment-contractors"},{"code":"531210","title":"Offices of Real Estate Agents and Brokers","slug":"offices-of-real-estate-agents-and-brokers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Mobile Operating Engineer","description":"Operating Engineer – JLLAs an Operating Engineer at JLL, you will play a critical role in ensuring the seamless operation of building systems and maintaining exceptional tenant comfort and safety. Working under the direction of the Lead Engineer, you will be responsible for completing essential maintenance tasks, responding to tenant service requests, monitoring equipment performance, and maintaining HVAC systems across critical and commercial facilities. This position is central to JLL's commitment to delivering world-class property management services and creating environments where our clients and their tenants thrive.What your day-to-day will look like:Respond promptly to tenant service requests including temperature complaints, lighting repairs, breaker resets, furniture moving, and general maintenance needs while ensuring minimal disruption and immediate cleanup of work areasPerform preventive maintenance tasks on HVAC equipment, mechanical systems, and building infrastructure, completing task sheets and reporting any equipment problems or supply shortages to the Lead EngineerMonitor and record equipment readings, settings, and operational changes in logbooks, including HVAC start-up verification, fire pump checks, temperature readings, and static pressure measurements across filter banksTroubleshoot and operate direct digital control systems to manage HVAC equipment, make adjustments to operating systems, and maintain pneumatic control systems through repairs and recalibrationConduct general maintenance activities including painting mechanical rooms, maintaining lighting in equipment rooms and public areas, snow removal, meter readings, and ensuring orderly tool rooms and workshopsAssist outside contractors during major equipment overhauls and annual inspections while maintaining flexibility to assume additional responsibilities as building operations requireEnsure compliance with life safety protocols including tamper valve inspections, elevator inspections, asbestos inspections, and generator load testingRequired Qualifications:Current membership in Local 501 or ability to obtain membership within 30 days of hireHigh School diploma or GED equivalent with two years of trade schooling in electrical system design, refrigeration, and/or HVAC systems5+ years of experience in critical, commercial, or industrial facility operationsComprehensive knowledge of mechanical, electrical, plumbing, and fire suppression systems in commercial and critical facilitiesFundamental skills in critical systems including emergency/stand-by generators, automatic transfer switches, uninterruptible power systems, power distribution units, and battery systemsProficiency in basic computer applications and software including MS Office and email systemsStrong interpersonal skills with ability to communicate effectively in both oral and written formatsPreferred Qualifications:Experience with building automation and energy management systemsFamiliarity with cooling tower water treatment and testing proceduresBackground in tenant relations and customer service in commercial real estate environmentsKnowledge of OSHA safety standards and building code complianceExperience working in high-rise or Class A office buildingsLocation: Onsite - El Monte, CA Union: Local 501This position does not provide visa sponsorship. Candidates must be authorized to work in the United States without sponsorship.Expected compensation for this position:96,200.00 – 96,201.00 USD per yearFinal compensation packages are determined by various considerations including but not limited to candidate qualifications, location, market conditions, and internal considerations.Location:On-site –El Monte, CAIf 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:401(k) plan with matching company contributionsComprehensive Medical, Dental & Vision CarePaid parental leave at 100% of salaryPaid Time Off and Company HolidaysEarly access to earned wages through Daily Pay","datePosted":"2026-10-16T13:13:52.040Z","dateModified":"2026-10-16T13:13:52.040Z","hiringOrganization":{"@type":"Organization","name":"JLL","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"El Monte","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"00aad5a087d342ecc37fbf4a"},"url":"https://jobsearcher.com/jobs/00aad5a087d342ecc37fbf4a"}}