Traveling Commissioning Engineer III; Mechanical

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The Mechanical Commissioning Engineer L3 is responsible for Level 3, 4 and 5 commissioning of base building systems and components in a Data Center environment. This role will oversee, document, and track various aspects of commissioning activities, including testing and validation of connectivity, life safety, chillers, water loops, cooling distribution equipment, pumps, control valves, split units, humidifiers, sequence of operations, and Building Management and automation systems.

Other building subsystems and finishes are also included.

This role requires work hours to support construction/commissioning activities of data centers, which may include nights and/or weekends.

This role may require an estimated 75%+ travel to other sites around the U.S.

• Assist in all site construction activity and installations, coordinating with QTS Development Team, external construction resources, to ensure system design, installation and testing adhere to operational standards.
• Conduct thorough commissioning activities, ensuring 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 and provide feedback to program management team.
• 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 impacting 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 junior Commissioning Engineers to help develop the team.
• Act as a Subject Matter Expert for junior members of the Commissioning Team.

• Bachelor's degree in Construction Management, Project Management, Computer Science, or related field or equivalent professional experience.
• Seven or more years of work experience in data center engineering, commissioning, project management, or equivalent.
• Background in building maintenance, CCTV and access control systems, network, telecommunications, and/or fire detection/suppression systems.
• Ability to travel to other Data Center locations as required.
• Proficiency with MS Office Suite.
• US Citizenship required by law.

• Firm understanding of both mechanical and electrical equipment, systems and design related to data centers.
• Knowledge of electricity and medium to low voltage electrical distribution systems.
• Experience with emergency backup systems (generators, UPS, battery backup).
• Experience with various mechanical cooling solutions (Chillers, CRAH, CRAC, Pumps, Heat Exchangers, etc.).
• Knowledge of equipment operation and maintenance, single line drawings, critical scripted work, and sequence of operations.

• Ability to analyze operations of various systems, determine causes of problems and malfunctions and take corrective action.
• The ability to acquire and apply job‑related knowledge within guidelines and expectations.
• Ability to develop solutions and create technical plans on projects.
• Strong written, verbal and interpersonal skills.
• Ability to function in a team environment.
• Computer skills and familiarity with MS Office, Outlook, and web‑based applications.
• Position may involve frequent typing, standing, walking, pushing, pulling, bending, reaching, and lifting. Lifting requirements up to 50 lbs regularly, with heavier weights performed with other individuals or lifting aids.

• Competitive benefits package: medical, dental,…