Construction Commissioning Supervisor - Mechanical

IREN Limited

$121K *
Real Estate & Construction
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • High school diploma required; Bachelor's degree in mechanical engineering, construction management, or related field preferred.
  • 5-7 years of experience in mechanical commissioning or construction management, with at least 2 years in high-stakes data centers.
  • Must have OSHA-30 certification or the ability to obtain within six months of hire.
  • Strong grasp of OSHA regulations and safety protocols is essential.
  • Solid knowledge of mechanical systems, especially high-efficiency HVAC and cooling technologies.

Responsibilities

  • Lead mechanical systems commissioning including HVAC and liquid cooling infrastructure.
  • Verify mechanical installations to meet design specs and safety standards.
  • Coordinate installation and testing efforts with subcontractors.
  • Troubleshoot mechanical issues during startup and commissioning phases.
  • Develop Lockout/Tagout (LOTO) procedures for safe system operations.
  • Conduct inspections to ensure compliance with project and safety regulations.
  • Train subcontractors to follow company policies and maintain project quality.

Benefits

  • Comprehensive health insurance paid 100% for employees and 75% for dependents.
  • Company-covered short-term and long-term disability insurance.
  • 401(k) with company match and support for professional development.
  • Paid time off (PTO) and paid holidays.
  • Company events and team-building activities.
Full Job Description
Job description

Job Type: Full-time | Location: Sweetwater, Texas | Department: Construction | Reporting to: Associate Director, Construction | Work Location: #onsite

We9re seeking a Commissioning Supervisor - Mechanical to lead the installation, testing, and startup of mechanical systems in high-performance data centers. This role involves hands-on commissioning of HVAC systems, liquid cooling infrastructure, and piping systems, ensuring all work meets stringent safety, quality, and performance standards.

Job requirements

  • High school diploma or equivalent required; Bachelor9s degree in mechanical engineering, construction management, or related field.
  • Minimum of 5 years of experience in mechanical commissioning or construction management, with at least 2 years in data center or mission-critical environments.
  • OSHA-30 certification (or must be obtained within six months of hire).
  • Advanced understanding of OSHA regulations and company safety protocols.
  • In-depth knowledge of mechanical systems including high-efficiency HVAC, chilled water, precision cooling, and liquid cooling technologies (e.g., CDU, immersion cooling, direct-to-chip).
  • Proficient in interpreting P&IDs, mechanical drawings, commissioning scripts, and Change Management plans.
  • Strong analytical and problem-solving skills with the ability to proactively identify and resolve issues.
  • Demonstrated leadership and communication skills to manage diverse teams and complex projects. Strong technical writing and documentation capabilities.
  • Familiarity with commissioning software, Building Management Systems (BMS), and project management tools such as Procore, Primavera, MS Project, and Microsoft Office Suite.

Other important requirements:
  • Pre-employment screening, including background check and substance testing may be required according to company policies.
  • Must provide own steel-toed work boots; all other PPE will be supplied.
  • Must be able to reliably commute to the work operations site daily or have plans to relocate before starting work.
  • Must be comfortable working a rotational schedule, which includes day and night shifts as well as weekend work, based on project needs.
  • Employees working night shifts will receive a 15% premium added to their hourly rate only for hours worked during night shifts.


Job responsibilities

  • Lead the commissioning of mechanical systems including HVAC, chilled water, and liquid cooling infrastructure.
  • Verify mechanical installations against design specifications, performance benchmarks, and regulatory standards.
  • Coordinate with subcontractors to ensure accurate installation, testing, and documentation of mechanical systems.
  • Troubleshoot and resolve mechanical issues during startup, testing, and commissioning phases.
  • Develop and implement Lockout/Tagout (LOTO) procedures to ensure safe energization and operation of mechanical systems.
  • Conduct walk-through inspections to confirm compliance with project specifications, safety protocols, and industry regulations.
  • Inspect materials, manufactured components, and installation practices for adherence to contract and code requirements.
  • Document inspection results, recommend corrective actions, and ensure timely resolution of non-compliant issues.
  • Provide QA/QC feedback throughout all phases of the project and support the development of risk mitigation strategies.
  • Train and oversee subcontractor teams to ensure consistent compliance with company policies and procedures.
  • Ensure all mechanical systems meet contractual obligations, regulatory codes, and safety benchmarks.
  • Collaborate with field teams, design engineers, and clients to develop integrated, solution-oriented approaches.
  • Support the development and verification of energy efficiency strategies for mechanical systems.


Job benefits

At IREN, we offer a comprehensive, market-competitive total rewards package designed to support employees9 well-being, career advancement, and financial wealth. Our offerings reflect our commitment to Proceed with Purpose while rewarding high performance and long-term growth.

Compensation
  • The expected hourly rate for this role is $58.50 USD.
    • Actual compensation will be determined based on factors such as experience, qualifications.
  • Per Diem amount of $180.00 and project allowance, when applicable
  • 15% night-shift premium for eligible roles, when applicable
  • Overtime compensation for non-exempt workers for hours worked over 40 per week
  • Relocation and Living-out-allowance (as applicable and based on successful candidate circumstances)

Health & Wellness
  • 100% company paid health insurance premiums (medical, dental, and vision) for employees, 75% company paid coverage for dependents
  • Company-paid short-term and long-term disability insurance
  • Voluntary life, critical illness, and accident coverage available
  • Health Savings Accounts (HSA) - when combined with the High-Deductible Health Plan
  • Employee Assistance Program and wellness resources

Retirement & Financial Wealth
  • 401(k) retirement plan with company match
  • Paid professional development and access to financial planning and legal services

Time Off & Leave Programs
  • Paid Time Off (PTO) and paid holidays

Growth & Development
  • Professional development to support certifications, continuing education, or role related training

Community & Culture
  • Company events and team-building activities

We value diverse perspectives and believe that skills can be developed. If you9re passionate about this role, we want to hear from you - whether you meet every criteria or not. Your unique experiences might be exactly what we need!

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