Operating Engineer

Operating Engineer-UnionWhat this job involves:As a Building Controls Technician at JLL, you'll play a critical role in maintaining and optimizing the sophisticated control systems that keep our client facilities running smoothly and efficiently. This position focuses on the repair, replacement, calibration, and upgrading of building automation systems, programmable logic controllers, and critical environment controls that manage everything from HVAC operations to utility monitoring. You'll work closely with engineers, mechanics, and technicians to troubleshoot complex controls-related challenges, perform preventive and corrective maintenance, and ensure all systems comply with environmental and safety standards. At JLL, we are collectively shaping a brighter way—for our clients, ourselves and our fellow employees—and this role is essential to delivering the reliable, energy-efficient building performance our clients depend on. You'll have the opportunity to mentor newer technicians, contribute to continuous improvement initiatives, and develop deep expertise across a wide range of building systems and instrumentation. We embrace more innovative ways of working and prioritize opportunities to strengthen and advance your career, giving you the platform to grow your technical skills while making a tangible impact on facility operations.What your day-to-day will look like:Perform technical maintenance on facilities equipment including air handlers, chilled water systems, hot water systems, building exhaust, compressed air, vacuum pumps, controls, lighting, electrical systems, VFDs, sensors, and metersRepair, replace, calibrate, and adjust building process controls system equipment and instrumentation to ensure optimal performanceTroubleshoot and resolve controls-related problems across building automation systems (BAS), programmable logic controllers (PLCs), and associated field devicesComplete preventive and corrective maintenance activities on controls equipment including freeze stat calibration, critical alarm systems, utility plant operations, water treatment systems, and electrical systemsMonitor SCADA screens daily to identify system troubles or inefficiencies, then implement repairs or adjustments to restore optimal operationInstall, maintain, troubleshoot, and program PLCs while learning appropriate alarm responses to common PLC-initiated alarmsWork with field instruments to accurately measure and calibrate temperature, humidity, pressure, flow, and level across facility systemsMaintain complete and accurate documentation of all system changes, modifications, and maintenance activitiesProvide 24-hour on-call coverage on a rotational basis and work overtime, weekends, and holidays as required to support critical facility operationsRequired qualifications:High school diploma or general equivalency degree (GED)At least three years of experience with design, installation, or maintenance of building controls systemsDemonstrated knowledge of building automation systems (BAS), programmable logic controllers (PLCs), and pneumatic controlsExperience working with controlled equipment including motors, pumps, valves, air handling units, VAV boxes, variable frequency drives, heat exchangers, chillers, boilers, and air compressorsProficiency reading and interpreting electrical line diagrams, ladder logic diagrams, layout drawings, system drawings, and manufacturers' equipment specificationsKnowledge of and practical experience with field instrumentation for measuring pressure, temperature, flow, and levelHands-on experience with hand tools and test equipment used in controls maintenance and troubleshootingStrong computer skills including general CMMS experience and familiarity with Windows softwareAbility to read and comprehend complex technical instructions, correspondence, and procedures, and write clear technical documentationPreferred qualifications:Advanced knowledge and practical experience with calibration of field instrumentation and electronics testing, troubleshooting, and calibratingGeneral understanding of controls systems programming and ability to make programming modifications as neededExperience commissioning, starting up, and integrating new facility systems into existing building automation networksFamiliarity with energy management systems and experience identifying energy savings opportunities through system optimizationPrevious experience mentoring or training junior technicians in controls systems operation and maintenanceKnowledge of HVAC systems including heat pumps, chillers, boilers, and associated control strategies