Job Description

Lead HVAC Technician
Operations · Childress, Texas · Regular Employee · On site

Job Type: Full-Time l Location: On-site Childress, TX l Department: Operations l Reporting to: Operations Manager 

IREN is a leading next-generation data center business powering the future 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 Lead Technician 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.

Skills & Qualifications

• 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

Preferred Certifications

• 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

Physical & Work Environment

• 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

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.
• 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.

The IREN Package:

• Health Insurance, Disability Insurance, Life Insurance, Vision care & Dental care
• 401k Retirement Plan

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 evaluate qualified applicants without regard to race, color, religion, age, sex, sexual orientation, gender identity, genetic information, national origin, disability, veteran status, and other legally protected characteristics.
This job will remain posted until filled. While we appreciate all applications we receive, we are only able to contact candidates under consideration.
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 .

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