Mechanical Commissioning Supervisor - Construction

The Mechanical Commissioning Supervisor oversees the commissioning and startup of mechanical systems for data center construction. The supervisor coordinates with multidisciplinary teams to ensure cooling, HVAC, piping, and related infrastructure are installed, tested, and operational per design specifications, safety standards, and project timelines.

IE US Operations Inc., the employing entity, is a proud member of the IREN Group and we are currently looking to hire!

IREN is a leading next-generation data center business powering the future with 100% renewable energy. We take pride in being at the forefront of sustainable solutions for the ever-evolving applications of high-performance compute. Building, owning and operating our own data centers to create a more sustainable future also enables IREN to have a positive impact on the local communities in which we operate. We believe that human progress is invaluable, but it should be done in the right way – responsibly, sustainably and having a positive impact on the communities we operate in.

We have grown substantially since 2019, from our inception in Australia to now having several facilities across North America… and we are just getting started! By joining us, you will be contributing to the future of sustainable high-performance compute and the local communities we strive to have a positive impact on. Apply today to be considered for an exciting opportunity with IREN.

Responsibilities

Reporting to the Construction Manager the Mechanical Commissioning Supervisor is responsible for…

• Commissioning Leadership - Plan, manage, and execute the commissioning of mechanical systems, including liquid cooling systems, chillers, pumps, heat exchangers, and HVAC units, ensuring seamless integration with data center infrastructure
• System Testing & Validation - Oversee functional performance testing, system balancing, and troubleshooting of mechanical systems to verify compliance with design intent, and industry standards
• Safety Compliance - Enforce OSHA site-specific safety standards and environmental regulations, conducting regular safety audits, and ensuring proper handling of liquid cooling fluids and high-pressure systems.
• Team Coordination - Supervise commissioning technicians, mechanical crews, and subcontractors, assigning tasks and ensuring adherence to schedules, safety protocols, and quality standards.
• Stakeholder Collaboration - Work closely with project managers, mechanical engineers, electrical teams, and client representatives to align on commissioning plans, resolve technical issues, and provide progress updates.
• Documentation - Maintain detailed commissioning records, including test reports, system checklists, and as-built documentation, to support project handover and acceptance.
• Issue Resolution - Identify and address mechanical system deficiencies such as leaks, pressure issues, or thermal inefficiencies implementing corrective actions to ensure optimal performance.
• Training & Handover - Facilitate training for facility operations teams on mechanical system operations and maintenance, ensuring a smooth transition to operational status.
  
  

Desired Skills, Qualifications And Competencies Include

• 5-7 years of experience in mechanical commissioning or construction, with at least 2-3 years as a supervisor on data center or high-tech industrial projects. Experience with liquid-cooled systems or advanced cooling technologies strongly preferred.
• Education
• High school diploma or equivalent required; bachelor’s degree in mechanical engineering, construction management, or related field preferred.
• OSHA 30-Hour, EPA 608 (Universal), or Commissioning Professional (CCP) certification preferred. Knowledge of liquid cooling systems (e.g., CDU, immersion cooling) is a plus.
• In-depth knowledge of mechanical systems, including liquid cooling, precision cooling, and high-efficiency HVAC systems for data centers.
• Proficient in interpreting P&IDs, mechanical drawings, Change Management plans, and commissioning scripts.
• Strong leadership, problem-solving, and communication skills to manage diverse teams and complex projects.
• Familiarity with commissioning software and Building Management Systems (BMS).
• Familiarity with project management software (e.g., Procore, Primavera, MS Project, MS Office Suite)
• Ability to work in data center environments, navigate construction sites, and occasionally lift up to 50 lbs.
  
  

Other Important Requirements

• A clear Criminal Record Check is required.
• Must provide own steel toed work boots, all other PPE supplied.
• Must be able to reliably commute to the operations site daily or have plans to relocate before starting work.
  
  

The IREN Package

• Salary range: USD 39.00 to $43.00/hr, depending on experience
• Health Insurance
• 401k
• Dental care
• Disability insurance
• Life insurance
• Vision care
  
  

If you’re looking for a challenging and rewarding career, we want to hear from you.

IE US Operations Inc., the employing entity and proud member of the IREN Group is an equal opportunity employer that is committed to creating an inclusive workplace. We evaluate qualified applicants without regard to race, color, religion, age, sex, sexual orientation, gender identity, genetic information, national origin, disability, veteran status, and other legally protected characteristics. 

By applying for this position and submitting your resume and application materials, you consent to the processing of your personal information in accordance with our Job Applicant Privacy Statement available on our website at www.iren.com.