Mechanical Construction Supervisor - Data Center Cooling

Facade Today; Sweetwater (TX); On-site; USD 69,000 - 96,000; Full time

Benefits offered by this job

Health insurance

401(k) retirement plan with company-mâ

Paid time off

Job summary

IREN is seeking a Construction Supervisor - Mechanical in Sweetwater, TX, to lead installation of advanced liquid cooling and mechanical systems for data centers. You will guide field teams, collaborate with engineers and electricians, and ensure performance in high-demand compute environments.

This hands-on leadership role requires strong problem-solving and a proactive safety mindset. With a focus on developing durable infrastructure, you will oversee compliance, coordinate with multiple

Qualifications

• High school diploma or equivalent required; Associate’s or Bachelor’s degree in Mechanical Engineering, Construction Management, or related field preferred.
• Minimum 7 years of experience in mechanical construction or supervision on industrial or large commercial projects; minimum 3 years with liquid cooling systems in data centers or similar high-tech facilities.
• Journeyman or Master Mechanical License, AWS Certified Welding Inspector (CWI), or equivalent preferred.
• OSHA 30 certification required; First Aid/CPR certification preferred.
• Ability to read and interpret mechanical drawings, P&IDs, and project specifications.
• Strong understanding of liquid cooling technologies, heat transfer principles, and data center mechanical infrastructure.
• Familiarity with mechanical testing tools such as pressure gauges, flow meters, and thermal imaging equipment.
• Strong leadership, communication, and conflict-resolution skills.
• Ability to manage multiple priorities, work under pressure, and maintain professionalism in fast-paced environments.
• High attention to detail with excellent analytical and problem-solving skills.

Responsibilities

• Lead, mentor, and supervise mechanical technicians, fitters, and subcontractors working on liquid cooling systems, piping, pumps, valves, and HVAC systems.
• Monitor team performance and ensure workforce compliance with project goals, quality requirements, and safety standards.
• Oversee the installation of mechanical systems and ensure all work aligns with project drawings, specifications, and manufacturer guidelines.
• Coordinate mechanical activities with other trades—including electrical, plumbing, and structural to support seamless integration of systems.
• Collaborate with engineers, vendors, and QA/QC teams to resolve technical issues and maintain project progress.
• Ensure all mechanical installations meet data center standards, industry codes, and client requirements.
• Verify compliance of materials and equipment with approved submittals and project specifications.
• Support QA/QC inspections and address non-conformance issues promptly and effectively.
• Supervise pressure testing, flushing, and balancing of liquid cooling loops to ensure leak-free operation and optimal system performance.
• Oversee functional and performance testing of cooling systems to validate thermal, flow-rate, and reliability performance.
• Assist commissioning teams in validating mechanical system operation under real or simulated load conditions.
• Enforce OSHA regulations, company safety protocols, and site-specific safety requirements.
• Conduct safety audits, toolbox talks, and job-site inspections to promote safe work practices.
• Investigate and report incidents or near-miss events and implement corrective actions to prevent recurrence.
• Monitor daily and weekly work schedules and adjust manpower or resources to meet project deadlines.
• Track installation progress and provide updates to the Construction Manager and project management team.
• Manage material and equipment inventories to avoid delays and ensure timely availability of resources.
• Provide technical guidance on installation, integration, maintenance, and troubleshooting of liquid cooling and mechanical systems.
• Identify and resolve field challenges—including design conflicts and equipment malfunctions—using practical, timely solutions.
• Stay current with advancements in liquid cooling and data center mechanical technologies and help integrate best practices into field operations.

Skills

Mechanical leadership

Reading drawings & P&IDs

Liquid cooling knowledge

Safety compliance (OSHA 30)

Project coordination

Communication & conflict resolution

Multiple priorities in fast-paced env

Education

High school diploma or equivalent

Associate’s or Bachelor’s in Mechanical Engineering/Construction Management

Tools

Thermal imaging equipment

Pressure gauges & flow meters

Job description

IREN is seeking a Construction Supervisor - Mechanical in Sweetwater, TX, to lead installation of advanced liquid cooling and mechanical systems for data centers. You will guide field teams, collaborate with engineers and electricians, and ensure performance in high-demand compute environments.

This hands-on leadership role requires strong problem-solving and a proactive safety mindset. With a focus on developing durable infrastructure, you will oversee compliance, coordinate with multiple