Construction Superintendent Commissioning - Mechanical

IREN•Sweetwater, TX

153d•Onsite

About The Position

IREN is seeking a Construction Superintendent Commissioning - Mechanical to lead commissioning of mechanical systems for high-performance data centers. The position oversees planning, execution, testing, validation, and handover of HVAC, chilled-water, and liquid-cooling infrastructure, ensuring installations meet design specifications, performance benchmarks, contractual obligations, regulatory codes, and safety requirements. The role collaborates with subcontractors, field teams, design engineers, and clients to resolve technical issues, maintain quality, and support energy-efficiency strategies. The job is onsite in Sweetwater, Texas, and reports to the Associate Director, Construction. The schedule is rotational and may include day shifts, night shifts, and weekends according to project needs. Night-shift hours receive a 15% premium.

Requirements

High school diploma or equivalent.
At least 7 years of experience in mechanical construction management, including at least 3 years on data center or mission-critical facility projects.
Proven experience with liquid-cooling systems, such as direct-to-chip or immersion cooling, in high-performance computing environments.
In-depth knowledge of mechanical systems, including HVAC, plumbing, and liquid-cooling infrastructure.
Proficiency interpreting P&IDs, mechanical drawings, commissioning scripts, and Change Management plans.
Strong analytical and problem-solving skills, including the ability to proactively identify and resolve issues.
Leadership and communication skills for managing 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.
Must provide own steel-toed work boots; other PPE is supplied.
Must reliably commute to the work site daily or plan to relocate before starting work.
Must be comfortable working a rotational schedule that may include day and night shifts and weekend work, based on project needs.
Pre-employment background check and substance testing may be required under company policies.

Nice To Haves

Bachelor’s degree in Mechanical Engineering, Construction Management, or a related field.
PMP, LEED AP, or similar certification.

Responsibilities

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

Benefits

Per diem of $180 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 assistance and living-out allowance, as applicable and based on candidate circumstances.
100% company-paid employee medical, dental, and vision insurance premiums; 75% company-paid dependent coverage.
Company-paid short-term and long-term disability insurance.
Voluntary life, critical illness, and accident coverage.
Health Savings Accounts when combined with the High-Deductible Health Plan.
Employee Assistance Program and wellness resources.
401(k) retirement plan with company match.
Paid professional development and access to financial planning and legal services.
Paid time off and paid holidays.
Professional development supporting certifications, continuing education, or role-related training.
Company events and team-building activities.