Construction Commissioning Supervisor - Mechanical

Iris Energy; Sweetwater (TX); On-site; USD 69,000 - 94,000; Full time

Benefits offered by this job

Health insurance

401(k) with company match

Paid time off

Job summary

IREN is seeking a Commissioning Supervisor - Mechanical to lead installation, testing, and startup of HVAC, liquid cooling, and piping systems in high-performance data centers. You will supervise hands-on commissioning, ensuring safety, quality, and performance standards are met, and coordinate with field teams and clients on integrated solutions.

Applicants should have 5+ years in mechanical commissioning or construction management, with 2+ years in data centers, OSHA-30, and strong experience

Qualifications

• High school diploma or equivalent; Bachelor’s in mechanical engineering, construction management, or related field.
• Minimum 5 years in mechanical commissioning or construction management; ≥2 years in data center or mission-critical environments.
• OSHA-30 certification (or within 6 months)
• Advanced understanding of OSHA regulations and safety protocols
• Knowledge of HVAC, chilled water, precision cooling, liquid cooling tech (CDU, immersion cooling, direct-to-chip)
• Proficiency in P&IDs, mechanical drawings, commissioning scripts, Change Management
• Strong leadership, communication, and technical writing
• Familiarity with commissioning software, BMS, Procore, Primavera, MS Project, MS Office

Responsibilities

• Lead commissioning of mechanical systems including HVAC, chilled water, and liquid cooling.
• Verify installations against design specs, performance benchmarks, and regulatory standards.
• Coordinate with subcontractors for installation, testing, and documentation.
• Troubleshoot issues during startup, testing, and commissioning phases.
• Develop and implement Lockout/Tagout procedures for safe energization.
• Conduct walk-through inspections for compliance with specs, safety, and regs.
• Inspect materials and installation practices for contract and code adherence.
• Document inspection results and recommend corrective actions.
• Provide QA/QC feedback across project phases and support risk mitigation.
• Train and oversee subcontractor teams for policy compliance.
• Ensure mechanical systems meet contractual, regulatory, and safety benchmarks.
• Collaborate with field teams, design engineers, and clients on integrated solutions.
• Support energy efficiency strategy development and verification for mechanicals.

Job description

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

IREN is a vertically integrated AI Cloud provider, delivering large-scale data centers and GPU clusters for AI training and inference. IREN’s platform is underpinned by its expansive portfolio of grid-connected land and power in renewable-rich regions across North America, Europe and APAC.

We’re seeking aCommissioning 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.

With 100% renewable energy, we build, own and operate our data centers and take pride in being at the forefront of sustainable solutions for the ever-evolving applications of high-performance compute. 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.

Job requirements

• High school diploma or equivalent required; Bachelor’s 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.

At IREN, we offer a comprehensive, market‑competitive total rewards package designed to support employees’ 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 you’re 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!

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 are committed to evaluating qualified applicants and do not discriminate against protected characteristics under applicable legislation.

IE US Operations, Inc. “IREN”participatesin E-Verify and will provide the federal government with your Form I-9 information to confirm that youare authorized towork in the United States.

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.