Senior CDU & Critical Mechanical Systems Engineer

CyrusOne, Inc.; Texas; On-site; USD 90,000 - 150,000; Full time

Job summary

CyrusOne, Inc. is seeking an experienced Data Center Critical Mechanical Specialist to lead the operation and maintenance of all mechanical systems critical to data center uptime. You will guide CDU maintenance, optimize cooling strategies, and ensure environmental and safety standards are met.

Responsibilities include monitoring cooling infrastructure, performing preventive and predictive maintenance, and leading root-cause analyses to mitigate failures in high-availability environments.

Qualifications

• Bachelor's degree in Mechanical Engineering, Facilities Management, or related field; equivalent experience considered.
• 7+ years maintaining and operating critical mechanical systems in data centers or mission-critical facilities.
• Strong troubleshooting skills for complex mechanical issues in high-availability environments.
• Knowledge of energy management and CDU optimization in mission-critical settings.
• Ability to lead projects, troubleshoot, and implement long-term solutions.
• Familiarity with monitoring systems, BAS, and CDU diagnostic software.
• Ability to work under pressure in mission-critical environments; EPA 608 Universal Certification a plus.

Responsibilities

• Oversee operation and maintenance of all mechanical systems critical to data center uptime and SLA attainment, including CDUs and chillers.
• Ensure mechanical systems run efficiently, minimize downtime, and meet environmental/operational standards.
• Develop procedures for inspection, cleaning, troubleshooting, and preventive CDU maintenance.
• Plan and optimize cooling strategies to maintain temperature and humidity within spec.
• Monitor cooling infrastructure and implement improvements to meet capacity and environmental standards.
• Diagnose and resolve mechanical issues affecting data center operations (HVAC, cooling failures, air quality).
• Assist root-cause analysis and preventive maintenance program development.
• Develop/publish predictive maintenance tools and schedules to prevent outages.
• Provide policy direction to meet regulatory and safety standards (ASHRAE, OSHA, local codes).
• Conduct regular audits/inspections and maintain detailed performance records.

Skills

CDU maintenance

Troubleshooting

Energy management

Predictive maintenance

BAS

HVAC

Data center ops

Education

Bachelor's degree in Mechanical Engineering / Facilities Management

Tools

CDU diagnostic software

Building Automation Systems (BAS)

Job description

CyrusOne, Inc. is seeking an experienced Data Center Critical Mechanical Specialist to lead the operation and maintenance of all mechanical systems critical to data center uptime. You will guide CDU maintenance, optimize cooling strategies, and ensure environmental and safety standards are met.

Responsibilities include monitoring cooling infrastructure, performing preventive and predictive maintenance, and leading root-cause analyses to mitigate failures in high-availability environments.