Critical Environments Operator III

CyrusOne Management Services•Sterling, VA
•Onsite

About The Position

CyrusOne is a global enterprise data center colocation provider focused on the availability and efficiency of customers’ mission-critical applications and the security of their data. Under the direction of the Sr. Facility Manager, the Critical Environments Operator III works as part of a 24/7/365 Operations & Maintenance team, maintaining and operating data center systems and other assigned facilities while protecting the reliability of the critical load. The role carries out assigned operations and maintenance work, follows building operating rules and company, government, client, and EHS requirements, and uses the computerized maintenance management system to track work orders, labor, preventive maintenance, and reactive work. The operator responds to building-system alarms, prioritizing preservation of the critical load and minimizing damage, and supports investigation of root causes. The position also coordinates contractors and vendors, performs operational modifications such as critical switching and lockout/tagout, and prepares safe work areas for specialty subcontractors. This position has a 12-hour shift schedule with on-call emergency responsibilities. Shifts vary and include nights, weekends, and holidays to maintain 24/7 coverage; hours may change with business needs. The listed schedule is days, 6 a.m.–6 p.m., every other Wednesday, Thursday, Friday, and Saturday. Work may involve extended onsite hours during emergencies. Physical duties include prolonged standing, lifting up to 50 pounds, frequent bending, and climbing ladders. U.S. citizenship may be required for government contract or security clearance reasons.

Requirements

  • Demonstrated desire to provide high levels of customer service.
  • Cheerful and enthusiastic attitude.
  • Strong verbal and written communication skills.
  • Good problem-solving and decision-making skills.
  • Strong PC skills, including word processing and spreadsheets.
  • Ability to learn quickly and independently develop new product skills.
  • Ability to manage multiple projects and shifting workloads in a fast-paced environment.
  • Knowledge of reflectance, length, and decibel loss within test equipment.
  • Journeyman-level skills in electrical, mechanical, and HVAC/R disciplines, acquired through an associate degree, an electrical or HVAC/R training program, or work in technical facility maintenance supporting data center operations.
  • 5 to 7 years of experience working in Tier 2, Tier 3, or Tier 4 data centers, or in operations and maintenance and/or building engineering roles.
  • Familiarity with work order control procedures and computerized maintenance management systems.
  • Experience with subcontractor and vendor contract management.
  • Experience managing key performance indicators provided by an Assistant or Chief Engineer.
  • Experience with capacity planning and reporting.
  • Ability to use hand tools and test equipment and knowledge of maintenance shop practices, with journeyman-level experience with electrical and mechanical equipment and systems.
  • Ability to respond to equipment alarms, troubleshoot systems through equipment and system graphic user interfaces, and understand system operations well enough to stabilize operations while specialized OEM technicians are called to the site.
  • Ability to use personal computers, particularly Microsoft Word and Excel.
  • Ability to work 12-hour shifts and on-call for emergencies and critical issues, including nights, weekends, and holidays.
  • Ability to perform significant physical activity, including standing for extended periods, lifting up to 50 pounds, frequent bending, and climbing ladders.

Nice To Haves

  • Knowledge of Visio and AutoCAD.
  • HVAC certificate or journeyman or master electrician credential.

Responsibilities

  • Complete assigned Operations & Maintenance tasks for the data center and any assigned non-data-center spaces.
  • Understand and follow the building operations rules for facilities under the operator’s care.
  • Use and teach others to use the CMMS to track maintenance work, labor hours, preventive maintenance work orders, and reactive work tickets.
  • Use SOPs, MOPs, EOPs, and MMRs as appropriate for site operations and maintenance.
  • Coordinate contractors and vendors to accomplish maintenance and project work safely and effectively.
  • Respond to building-system alarms, prioritizing preservation of the critical load, minimizing equipment or system damage, and participating in root-cause analysis.
  • Perform operational modifications, including critical switching and lockout/tagout, and establish safe work areas for specialty subcontractors while protecting workers and the critical load.
  • Ensure high standards of workmanship.
  • Comply with company, government, client, and EHS policies, procedures, regulations, and programs.
  • Remain available for 24/7/365 work and emergency corrective maintenance or action activities.
  • Adjust working hours as business needs require, including extended onsite hours during emergencies.

Benefits

  • Comprehensive health, dental, and vision insurance plans.
  • Life and disability insurance.
  • Access to mental health resources and an employee assistance program.
  • Competitive pay.
  • Performance bonus.
  • 401(k) retirement plan with company match.
  • Generous paid time off and holidays.
  • Collaborative environment focused on commitment, accountability, respect, and excellence.
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service