Critical Environments Operating Engineer

JLL • Durham, NC

2d • Onsite

About The Position

The Critical Environments Operating Engineer supports the operation, inspection, and maintenance of critical mechanical and electrical building systems across a multi-building critical portfolio managed by JLL in the Raleigh/Durham metro area. The role works as part of a large engineering and facilities team and helps ensure reliable, continuous operation of data center infrastructure, including UPS systems, medium-voltage electrical systems, generators, and cooling systems.

The position is based on-site in Durham, North Carolina, and supports 24/7 operations. The scheduled shift is Tuesday through Saturday, 3:00 PM to 11:30 PM, with flexibility for holidays, weekends, PTO coverage, and after-hours emergency response. Visa sponsorship is not provided; candidates must be authorized to work in the United States without sponsorship.

Requirements

• High school diploma or GED equivalent.
• At least 2 years of hands-on experience operating and maintaining critical infrastructure, equipment, and systems.
• At least 1 year of experience with UPS, emergency generators, switchgear, and chiller plants.
• Valid state driver's license and ability to pass background, drug/alcohol, and motor vehicle record screening.
• EPA 608/Universal certification.
• Experience using a Computerized Maintenance Management System (CMMS) and/or Building Management System (BMS).
• Proficiency in Microsoft Office Suite.
• Strong verbal and written communication skills.
• Ability to lift up to 50 pounds, climb ladders up to 30 feet, navigate rooftops, and work flexible shifts including weekends, holidays, and on-call emergencies.
• Authorization to work in the United States without visa sponsorship.

Nice To Haves

• Trade school education, union training, military service, or college education.
• Military background such as Army Prime Power, Navy ET/Nuke, Air Force HVAC/Power Pro/Electrician, or related trade schooling.
• NFPA 70E training.

Responsibilities

• Maintain, monitor, and perform preventive maintenance on critical mechanical, electrical, and life-safety systems, including HVAC, chillers, CRAC/CRAH, UPS, ATS/STS, PDUs, generators, switchgear, and power distribution, to support 100% uptime.
• Monitor and adjust refrigeration, chilled water, air conditioning, boiler, and pump/valve systems; record readings and make adjustments as needed.
• Analyze system operations, diagnose malfunctions, and take corrective action to resolve issues quickly and effectively.
• Follow departmental protocols for the safe storage, use, and disposal of hazardous materials and maintain a clean, safe workplace.
• Learn the data center site thoroughly to manage incidents and events that could put critical systems at risk.
• Manage work orders through a CMMS, coordinate with vendors, and respond to customer-facing tickets.
• Work rotating shifts supporting 24/7 operations, with flexibility for holidays, weekends, PTO coverage, and after-hours emergency response.

Benefits

• 401(k) plan with matching company contributions
• Comprehensive medical, dental, and vision care
• Paid parental leave at 100% of salary
• Paid time off and company holidays
• Early access to earned wages through Daily Pay
• Supportive culture and comprehensive benefits package prioritizing mental, physical, and emotional health

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: High school or GED