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Operating Engineer S3 - Critical Environments

Job in San Antonio, Bexar County, Texas, 78208, USA
Listing for: JLL
Full Time position
Listed on 2025-12-13
Job specializations:
  • Maintenance/Cleaning
    HVAC Tech / Heating Engineer, Maintenance Technician / Mechanic
Job Description & How to Apply Below

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.

Job Summary

Operating Engineer S3 - Critical Environments will have a strong focus on operating, maintaining, troubleshooting and repairing facility equipment on all systems. Individuals are expected to demonstrate technical expertise in one craft area (Electrical, HVAC, Piping/Plumbing, Central Utility Plant Operations) and be multi-skilled in others in order to successfully complete daily/weekly work assignments.

Principal Duties and Responsibilities

Task will include but not be limited to:

  • Responsible for maintaining, monitoring, and performing preventive maintenance and continuous operation of all data center systems to maintain 100% Up-time including: fire/life safety, mechanical systems such as (HVAC, chillers, crac, crah, plumbing, controls), electrical including emergency backup systems such as (lighting, UPS, ATS, STS, PDU, generators, primary switch gear, power distribution, transformers), and hot water systems. Monitors operation, adjusts, and maintains refrigeration, chilled water, and air conditioning equipment;

    boilers, and ventilating and water heaters; pumps, valves, piping, and filters; other mechanical and electrical equipment. Must record readings and make and adjust where necessary to ensure proper operation of equipment. Monitor building management systems and respond to alarms and alerts promptly.
  • Requires the ability to analyze the operation of various systems, determine the cause of any problems/malfunctions and take corrective action as required
  • Comply with departmental policy for the safe storage, usage, and disposal of hazardous materials. Maintains a clean and safe workplace.
  • Learn and understand the data center site in-order to manage incidents and events that put the critical systems at risk.
  • Work order management, including CMMS, Vendor Management, and Customer Facing Tickets.
  • Understanding and complying with emergency escalation procedures.
  • Perform additional job duties as required.
Education & Experience
  • Systems, emergency generators, and switchgears.
  • High School diploma or GED equivalent
  • 4+ years related work experience.
Language Skills
  • Demonstrated verbal/written communication skills.
  • Ability to read and interpret documents such as safety rules, operating and maintenance instructions, and procedure manuals.
  • Ability to read, analyze, and interpret technical procedures, or governmental regulations and codes.
  • Ability to write routine reports and correspondence.
  • Ability to speak effectively before small groups of tenants or fellow employees.
Other Skill and Abilities
  • Working knowledge or the capability of developing proficient knowledge of Microsoft Word, Microsoft Excel, Outlook and Microsoft Access and any other software packages.
  • Must be able to professionally interact with tenants and contractors.
Preferred Requirements
  • Corrigo Experience.
  • MCIM / Salesforce Experience.
  • Zendesk Experience.
  • Service Now Experience.
  • Hands-on experience working in a data center/critical facility, including UPS.
Physical Requirements

This position will require the following:

  • Walking large, campus-like settings.
  • Frequent walking, climbing, bending, kneeling, lifting, stooping, and working/extending overhead, including:
  • Lifting a minimum of 50 lbs.
  • Climbing stairs and navigating rooftops to access equipment.
  • Using ladders up to 30 ft and working from heights.
  • Ability to Climb a ladder with a 300-lb weight limit.
  • Must be able to work different schedules.
  • Must be able to work Holidays.
  • Must be able to respond to site emergencies.
Benefits

JLL recognizes the impact that the workplace can have on yourwellness, so we offer a supportive culture…

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