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Updated daily · Sep 7, 2026
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Commissioning Engineer II (Mechanical)

QTS Data CentersGlendale, AZ · Phoenix, AZ

This engineer works with QTS development, design, construction, contractors, commissioning providers, and facilities operations to verify that data center systems are properly installed and ready for use. Responsibilities include witnessing equipment tests, validating chillers, pumps, water systems, cooling equipment, controls, BMS functionality, and safety systems, while maintaining thorough commissioning records. The position also helps resolve technical problems, strengthen quality controls, and provide lessons learned to program leadership. It includes mentoring less-experienced commissioning engineers and coordinating work so active campus operations are not disrupted. This opportunity suits someone with several years of technical or facilities experience, strong mechanical systems knowledge, and the flexibility to travel and work nonstandard construction schedules.

Requirements

3–7 years of technical, military, facilities, or equivalent experienceBackground with mechanical cooling, building maintenance, fire systems, or BMSAdvanced knowledge of data center mechanical systemsExperience with commissioning, testing, or technical documentation preferredStrong troubleshooting, communication, and teamwork skillsAbility to travel and lift up to 50 pounds
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Listed July 8, 2026 · Verify details with the employer before applying.

About QTS Data Centers

Operates a Phoenix data center facility as part of the metro-area colocation and hyperscale ecosystem.

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