Job description
Job Type: Full-Time l Location: Childress, TX l Department: Operations l Reporting to: Data Center Technician Lead | Work Location Type: #onsite
IREN is a leading AI Cloud Service Provider, delivering large-scale GPU clusters for AI training and inference. IREN’s vertically integrated platform is underpinned by its expansive portfolio of grid-connected land and data centers in renewable-rich regions across the U.S. and Canada.
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.
We are seeking a highly skilled HVAC Maintenance Lead - HPC (Facilities Operator) with hands-on expertise in liquid-to-chip cooling technologies for a high-density, mission-critical data center. The HVAC Lead will oversee all aspects of HVAC and thermal management systems, including advanced liquid cooling infrastructure, traditional air handling, and mechanical support equipment. This role is pivotal in ensuring uptime, energy efficiency, and cooling performance.
We have grown substantially since 2019, from our inception in Australia to now having several facilities across North America and being listed on NASDAQ… 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.
Job requirements
- 7+ years HVAC experience in commercial/industrial facilities
- 3+ years in a mission-critical environment (data centers, hospitals, clean rooms, etc.)
- Deep understanding of:
- Hydronic cooling systems
- Liquid cooling distribution (e.g., cold plate, direct-to-chip)
- Familiarity with Building Management Systems (BMS) and PLC controls
- Ability to read and interpret MEP blueprints and P&IDs
- Strong diagnostic skills in thermal systems and fluid dynamics
- Leadership experience in a technician or supervisory role
- Must be able to lift 50 lbs., climb ladders, and work in hot/cold environments
- On-call rotation required for emergency response
- Work is performed in a live data center—strict protocol adherence is critical
- EPA 608 Universal Certification
- HVAC Journeyman License or equivalent
- Training in L2C (liquid-to-chip) or immersion cooling preferred
- OSHA 10/30, NFPA 70E a plus
- CMMS or Work Order Management System proficiency
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; other PPE will be supplied.
- Must be able to reliably commute to the work site daily or have plans to relocate before starting work.
Job responsibilities
- Lead daily operations and maintenance of HVAC systems, including:
- Liquid-to-chip cooling systems (CDUs, manifolds, pumps)
- CRAH/CRAC units and precision air handlers
- Chillers, cooling towers, and glycol loops
- BMS-integrated thermal control systems
- Develop and maintain preventative maintenance programs (PMs) and procedures for both traditional HVAC and liquid cooling systems.
- Troubleshoot and resolve system alarms, temperature/humidity excursions, flow issues, and mechanical failures.
- Coordinate with electrical, controls, and IT operations teams to ensure thermal load alignment with computer hardware.
- Lead or assist in commissioning new cooling infrastructure during buildouts or retrofits.
- Supervise HVAC techs and contractors; assign tasks, inspect work, and ensure adherence to standards and safety.
- Provide operational data and reporting to support KPI tracking (e.g., PUE, temperature delta, coolant flow rate).
- Maintain detailed logs of work performed, system readings, and equipment changes.
- Ensure strict compliance with safety procedures, including LOTO, confined space, and chemical handling.
Job benefits
At IREN, we offer a highly competitive compensation package that includes base salary, annual performance incentives, and opportunities to build long-term wealth through equity programs. These offerings are part of our broader Total Rewards package, thoughtfully designed to support your health, well-being, and long-term success.
Compensation
- Actual compensation will be determined based on factors such as experience, qualifications, and market data for the region.
- Relocation (as applicable and based on successful candidate circumstances)
Health & Wellness
- Medical, dental, and vision insurance coverage – 100% company paid for employees, 75% company paid coverage for dependents
- Company-paid life and 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
Financial Well-Being
- 401(k) retirement plan with company match
- Financial wellness tools and resources
Time Off & Flexibility
- Paid Time Off (PTO) and paid holidays
- Flexible work arrangements
Growth & Development
- Opportunities for advancement and internal mobility
- Training and personal development opportunities
Lifestyle & 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” participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work 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.