JLL · 1 day ago
Critical Environment - Operating Engineer (Night shift)
St Louis, MO
Full-time
Onsite
Entry, Mid Level
2+ years expJLL is a leading professional services firm specializing in real estate and investment management. The Critical Environment Operating Engineer is responsible for ensuring the operational integrity of data center electrical and mechanical systems, focusing on preventive maintenance and problem resolution to maintain system uptime.
CommercialReal Estate
Responsibilities
Responsible for maintaining, monitoring, and performing preventive maintenance and continuous operation of all building 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 switchgear, 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
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
Qualification
Required
2+ years' experience working in a data center/critical facility
Experience with building systems, including UPS systems, emergency generators, and switchgears
Demonstrated verbal/written communication skills
Working knowledge of computer applications including MS Office (Word, Excel, Outlook), Google Suite and CMMS
Preferred
Corrigo experience
Universal EPA 608 certification
Trained in NFPA70E
Company
JLL
We’re a leading professional services firm that specializes in real estate and investment management.
10001+ employees
H1B Sponsorship
JLL has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (70)
2024 (47)
2023 (60)
2022 (68)
2021 (39)
2020 (43)
Funding
Current Stage
Public CompanyTotal Funding
$1.59B2025-11-03Post Ipo Debt· $565.35M
2023-11-08Post Ipo Debt· $400M
2019-05-29Post Ipo Debt· $46.5M
Leadership Team
Christian Ulbrich
President, CEO & Director
Jones Lang LaSalle
Global CEO, Capital Markets and Member
Recent News
2026-01-07
Morningstar.com
2025-12-29
Company data provided by crunchbase