Critical Facility Maintenance Engineer

Critical Environments Operating Engineer

The Critical Environments Operating Engineer will support operation, inspection and maintenance of critical mechanical building equipment and systems across a multi‑building portfolio managed by JLL in the Raleigh/Durham metro area.

Durham, NC 27703 – On‑site. 2–48 hour weeks per month, shift Wednesday‑Friday + every other Saturday, 7:00 PM to 7:00 AM.

• Maintain, monitor and perform preventive maintenance of all building systems to ensure 100% uptime, including fire/life safety, HVAC, chillers, CRAC, plumbing, controls, UPS, switch gear, generators, transformers, hot water and other mechanical/electrical equipment.
• Operate, adjust and maintain refrigeration, chilled water, air‑conditioning equipment, boilers, ventilating/heaters, pumps, valves, piping and filters; record readings and adjust as required.
• Diagnose system malfunctions, determine root cause and take corrective action.
• Follow departmental policy for safe storage, usage and disposal of hazardous materials and maintain a clean, safe workplace.
• Understand site layout and manage incidents/event that may risk critical systems.
• Manage work orders via CMMS, vendor coordination, and customer‑facing tickets.
• Comply with emergency escalation procedures and be available for call‑out support.
• Support 24/7 data center operation with flexible hours to cover all shifts.

• Frequent walking, climbing, bending, kneeling, lifting (≥50 lb), stooping, working overhead.
• Climb ladders up to 30 ft and navigate rooftops.
• Work different schedules, holidays, weekends, after‑hours emergencies, and cover PTO shifts.

• High School diploma or GED equivalent.
• 2+ years of hands‑on experience operating and maintaining critical infrastructure, equipment and systems.
• 1+ year of experience with UPS, emergency generators, switchgears and chiller plants equipment.
• Valid state driver’s license.
• Background, drug/alcohol and MVR screening clearance.
• EPA 608/Universal certification.
• Proficiency with CMMS/BMS, Microsoft Office Suite (Teams, Excel, PowerPoint, Word, One Note, Outlook).
• Strong verbal and written communication skills.

• Trade school, union training, military background or college education.
• Military experience in Army Prime Power, Navy ET/Nuke, Air Force HVAC/Power Pro/ Electrician.
• Trained in NFPA
  70E.

• 401(k) plan with company match.
• Comprehensive medical, dental & vision coverage.
• Paid parental leave at 100 % salary.
• Paid time off and company holidays.
• Early access to earned wages via Daily Pay.

Jones Lang LaSalle (JLL) is an Equal Opportunity Employer and welcomes applicants from all backgrounds. For candidates in the United States, please see our Equal Employment Opportunity policy.

Please submit an updated resume, location, and contact information. If you are a current JLL employee, apply through the Internal Career Site.

Contact:  for accommodation requests. For general recruiting inquiries, visit the JLL contact page.

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