Critical Operations Technician

STACK Infrastructure•Elk Grove Village, IL

7d•$40 - $58•Onsite

About The Position

STACK Infrastructure is hiring a Critical Operations Technician to support a local data center campus and handle its day-to-day operations. The role requires knowledge of mechanical, electrical, fire life safety, base building, and other data center systems, along with a focus on safety, teamwork, availability, communication, and operational knowledge. The posting covers Technician I, II, and III positions; hourly compensation depends on the candidate’s skills and experience. The technician operates, monitors, maintains, and responds to abnormal conditions in facility systems, including chilled-water and HVAC equipment, central plant systems, electrical and critical power distribution, and fire life safety systems. The role supports preventive and predictive maintenance, site and security tours, incident response and reporting, asset and inventory management, power installations and upgrades, and operational efficiency improvements. It also involves using a CMMS and site monitoring systems, maintaining equipment records and labels, providing customer support, and writing maintenance procedures. On-call duties and work outside normal business hours may be required.

Requirements

High school diploma or equivalent.
Three to five years of experience in a data center or another related mission-critical operations role.
Experience with Microsoft Office applications and database-housing software.
Ability to handle multiple tasks and work effectively in stressful situations.
Strong understanding of data center electrical and mechanical systems, including UPS, transformers, PDU, RPP, chillers, CRAH, CRAC, STS, ATS, and pre-action systems.
Strong knowledge of NFPA 70E, NFPA 72, NFPA 25, compliance issues, and building codes related to fire life safety.
Familiarity with data center trending and analysis and ability to rapidly learn and use PC-based site monitoring systems.
Ability to work outside normal business hours, including weekends, late nights, holidays, and on-call support.
Comfort working in a high-stress, fast-paced environment with shifting priorities.
Must be eligible to work in the United States.
Must pass a comprehensive background screening.
Occasionally stand, walk, sit, use hands to handle, reach for, or feel objects, climb stairs, balance, stoop or kneel, talk, see at close range, and hear for extended periods.
Must be able to lift and/or move up to 25 pounds.

Nice To Haves

United States Navy Nuclear Engineering experience.
Bachelor’s degree or equivalent work experience.

Responsibilities

Implement and follow safe-work practices across STACK data centers.
Operate, monitor, maintain, and respond to abnormal conditions in electrical, mechanical, building monitoring, and control systems.
Track and trend operational characteristics.
Provide management with feedback on the effectiveness of standards and processes.
Work with the Critical Operations Manager to complete preventive and predictive maintenance schedules.
Assist with maintenance-discrepancy database management and resolve site issues with site management according to agreed priorities.
Promote maximum data center operational efficiency by analyzing operating conditions, recommending technologies, and improving efficiency.
Manage systems to avoid unplanned, customer-impacting outages.
Follow data center management direction on data-floor and back-of-house mechanical loading capacity to support efficient cooling operations.
Coordinate and oversee power installations and upgrades.
Navigate and use a CMMS system and developed procedures to solve problems.
Assist with asset and consumable inventory management.
Track and properly label equipment according to established procedures.
Provide day-to-day customer service and support.
Escalate and respond to incidents and write follow-up reports.
Complete regular facility and security tours, documenting and responding to issues found.
Provide applied mechanical and integrated control expertise for the data center.
Write procedures for preventive and corrective maintenance activities.
Perform other duties as required by STACK.
Take on-call duties outside normal working hours when required.