Data Center Operations Technician — Critical Facilities

STACK Infrastructure; Chicago (IL); On-site; USD 55,104 - 79,900; Full time

Benefits offered by this job

Healthcare

401(k) program

Dental Insurance

Vision Insurance

Paid Time Off

Job summary

STACK INFRASTRUCTURE is seeking a Critical Operations Technician to maintain essential data center systems and support day‑to‑day operations. You will monitor electrical, mechanical, and life‑safety systems, execute preventive maintenance, and collaborate with local management to ensure peak performance.

The role requires 3–5 years in a critical facilities environment, strong knowledge of building systems, and the ability to work non‑standard hours.

Qualifications

• High school diploma or equivalent.
• Minimum of 3–5 years’ experience in a data center or other related mission‑critical operations role.
• Experience with Microsoft Office and database housing software.
• Ability to handle multiple tasks and work well under pressure.
• Strong understanding of electrical and mechanical systems used in a data center (UPS, Transformers, PDUs, RPPs, Chillers, CRAH, CRAC, STS, ATS, Pre‑action).
• Familiarity with NFPA70e, NFPA72, NFPA25 and building codes related to fire life safety.
• US Navy Nuclear Engineering preferred.
• Bachelor’s Degree or equivalent experience preferred.
• Ability to lift up to 25 pounds.
• Willingness to work outside normal hours, weekends, and on‑call.
• Comfort with high‑stress, fast‑paced environments.

Responsibilities

• Operate, monitor, maintain, and respond to abnormal conditions in facilities systems (Electrical, Mechanical, Building Monitoring and Control).
• Track and trend operational characteristics and provide feedback for standards and processes.
• Work with the Critical Operations Manager to execute preventive and predictive maintenance schedules.
• Assist with database management of maintenance discrepancies and coordinate with site management to resolve issues.
• Ensure data center operates at maximum efficiency and explore new technologies to improve performance.
• Manage systems to avoid unplanned outages impacting customers.
• Follow directions to optimize cooling system performance and manage load capacity.
• Coordinate and oversee power installations and upgrades.
• Navigate and use the CMMS system and document procedures.
• Assist in asset and consumable inventory management and proper labeling of equipment.
• Provide day‑to‑day customer service and support; escalate incidents and prepare follow‑up reports.
• Conduct regular facility and security tours and respond to issues found.
• Provide mechanical and integrated control expertise for the data center; contribute to procedural writing for maintenance activities.
• Potential on‑call duties outside normal hours; perform other STACK‑required duties.

Skills

Data center operations

Electrical systems

Mechanical systems

Preventive maintenance

Safety culture

Microsoft Office

CMMS

Education

High school diploma

Bachelor’s Degree or equivalent work experience

Tools

CMMS

MS Office

Database software

Job description

STACK INFRASTRUCTURE is seeking a Critical Operations Technician to maintain essential data center systems and support day‑to‑day operations. You will monitor electrical, mechanical, and life‑safety systems, execute preventive maintenance, and collaborate with local management to ensure peak performance.

The role requires 3–5 years in a critical facilities environment, strong knowledge of building systems, and the ability to work non‑standard hours.