Commissioning Engineer II, Mechanical

QTS Data Centers

Mechanical Commissioning Engineer responsible for Level 3, 4, and 5 commissioning activities in U.S. data centers.

Posted 4/11/2026full-timeGlendale • Arizona, Colorado, Utah • 🇺🇸 United StatesMid-LevelSeniorWebsite

About the role

Key responsibilities & impact

Assist in all site construction activity and installations, in coordination with QTS Development Team, external construction resources, to ensure system design, installation and testing adhere to operational standards
Conduct thorough commissioning activities, ensuring that all systems are installed, tested, and validated according to industry standards and client specifications
Monitor any issues during the commissioning process, working closely with the project team to resolve technical challenges
Utilize findings and provide feedback to program management team to drive continuous improvement
Create and/or review detailed commissioning documentation, including test procedures, reports, and as-built documentation, ensuring accuracy and completeness
Witness testing of all equipment during commissioning and validate sequence of operations and receipt of all operational documentation
Collaborate with cross-functional teams, including design engineers, project managers, contractors, commissioning agents, and facilities operations to ensure seamless integration of systems during the commissioning phase without impact to operational portions of the campus or building
Implement quality control measures to ensure the highest standards are met during the build and commissioning process, adhering to regulatory requirements and industry best practices
Mentor more junior Commissioning Engineers to assist in developing the team

Requirements

What you’ll need

Three to seven years of technical training, military training, or workplace equivalency
Extensive background in areas of building maintenance, and/or fire detection/suppression systems, mechanical cooling systems, and Building Management Systems (BMS)
Ability to travel to other Data Center locations as required
Proficiency with MS Office Suite
Experience in data center engineering, commissioning, project management, or equivalent preferred
Basic understanding of mechanical systems utilized in a data center environment preferred
Previous work in developing and/or reviewing commissioning documentation preferred

Benefits

Comp & perks

Roth and Traditional 401(k) matching contributions with immediate vesting
Every employee is bonus or commission eligible
Generous PTO, Paid Volunteer Days Plus Floating Holidays
Stock Purchase Plan (SPP)
11 paid Holidays Annually/Holiday compensation when worked
Pet and Legal Insurance
Q-Rest Sabbatical Program
Q-Anniversary Service Award Program
Parental Leave for primary and secondary caregivers
Military Benefits Package
QTS Charitable Matching Gift Program
QTS Scholarship for Employee Dependents
QTS Crisis Fund
Wellness Program
Tuition Reimbursement Program

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

commissioningbuilding management systemsfire detection systemsfire suppression systemsmechanical cooling systemsquality controldocumentation reviewtest proceduresdata center engineeringproject management

Soft Skills

collaborationproblem-solvingmentoringcommunicationcontinuous improvement