Critical Environment Operator Level (1-4)

CyrusOne; United States; On-site; USD 45,000 - 80,000; Full time

Job summary

CyrusOne is seeking a Critical Environments Operator to join our 24/7/365 Operations & Maintenance team. This role involves operating, monitoring, and maintaining data center infrastructure to ensure peak reliability. Candidates must have a commitment to safety, clear communication skills, and the ability to manage multiple priorities.

Successful applicants will support critical systems across different levels requiring various years of experience, from entry-level to expert positions. The job requires a flexible schedule, including participation in on-call rotations.

Qualifications

• No prior data center experience required; ideal for candidates eager to learn with 0-2 years in operations or customer service.
• 3–5 years of experience in Tier 2–4 data centers or technical facility maintenance.
• 5–7 years data center or building engineering experience; journeyman-level skills in relevant fields.
• 7+ years of relevant experience with HVAC certification or Journeyman/Master Electrician license preferred.

Responsibilities

• Monitor and operate data center systems for reliability.
• Respond to building system alarms and conduct root cause analysis.
• Execute preventive maintenance work orders according to established procedures.
• Track work orders and labor hours using CMMS.
• Coordinate with contractors and enforce safety protocols.

Skills

Strong safety mindset

Clear verbal and written communication skills

Proficiency with Microsoft Word and Excel

Ability to manage multiple priorities

Team-first mindset

Tools

Computerized Maintenance Management System (CMMS)

Job description

Overview

Critical Environments Operator – 24/7/365 Operations & Maintenance team responsible for ensuring mission‑critical data center infrastructure runs at peak reliability. Operate, monitor, and maintain electrical, mechanical, and HVAC/R systems while upholding the highest standards of safety, workmanship, and customer service.

Responsibilities

• Monitor and operate data center mechanical, electrical, and HVAC/R systems to ensure continuous uptime and reliability.
• Respond to building system alarms, prioritizing critical load protection, equipment preservation, and root cause analysis.
• Execute preventive maintenance work orders following SOPs, MOPs, EOPs, and MMRs.
• Use a Computerized Maintenance Management System (CMMS) to track work orders, labor hours, and PMs.
• Coordinate with contractors and vendors; enforce Lockout/Tagout and other safety protocols.
• Perform equipment and system operational modifications, including critical switching and safe working area setup.
• Maintain awareness of and compliance with all company, government, and client policies, procedures, and EHS requirements.
• At senior levels: provide mentorship to junior operators, lead critical switching events, and participate in capacity planning and reporting.

Levels & Experience

• Level I: No prior data center experience required. Ideal for candidates eager to learn data center O&M with 0–2 years in operations, maintenance, or customer service. Strong safety mindset required.
• Level II: 3–5 years of experience in Tier 2–4 data centers or a technical facility maintenance role. Entry‑level skills in electrical, mechanical, or HVAC/R. Familiarity with CMMS and work order processes is a plus.
• Level III: 5–7 years of data center or building engineering experience. Journeyman‑level skills in electrical, mechanical, or HVAC/R. Ability to troubleshoot systems and guide less experienced team members.
• Level IV: 7+ years of relevant experience. Active HVAC certification or Journeyman/Master Electrician license preferred. Demonstrated expertise and leadership in operations and vendor management.

Schedule Requirements

This position requires rotating 12‑hour shifts (6:00AM–6:00PM or 6:00PM–6:00AM) on a repeating 14‑day cycle. Shift assignments rotate on a 28‑day cycle.

What We Are Looking For

• Strong commitment to safety – always.
• Clear verbal and written communication skills.
• Proficiency with personal computers, including Microsoft Word and Excel.
• Ability to manage multiple priorities in a fast‑paced, high‑stakes environment.
• Willingness to work a flexible schedule, including on‑call rotation and extended hours during emergencies.
• Team‑first mindset – promotes collaboration and shared success.
• Desire to provide the highest levels of service to internal and external customers.

Work Environment

Fast‑paced, physically active data center environment. Candidates must be able to lift up to 50pounds, perform considerable walking, bending, and standing, and be available for 24/7/365 shift work including after‑hours emergency response.

Equal Opportunity Statement

CyrusOne is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, or any other legally protected status.

Background Check

All offers of employment for this role are contingent upon successful completion of a background check and pre‑employment drug screening.