Mechanical Engineer

Job Description 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.

Job Type: Full Time | Location: Dallas/Fort Worth | Department: Engineering | Reporting to: VP of Engineering | Work Location Type: #hybrid

Reporting to the VP, Engineering, the Mechanical Engineer will support mechanical engineering efforts for current and future site development, including the design, construction, commissioning, and operation of High Performance Computing (HPC) data centers. 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 Minimum of Bachelor Degree in Mechanical Engineering from a recognized institution with at least 5 years of experience in Data Centers and/or mission critical facilities design, construction or operations

Experience with energy and HVAC load calculation software tools

Knowledge of Revit, AutoCAD, Solidworks and/or other relevant design tools

Knowledge of computational fluid dynamics (CFD) tools

Knowledge of data center infrastructure management (DCIM) tools and solutions

High levelof knowledge of relevant ASHRAE Handbooks/Standards, ASPE design handbooks, IPC codes, IEEC codes and any other relevant to data centers and mission critical facilities

Good leadership skills and interpersonal relations in order to lead by influencing

Excellent verbal and written communication skills to cater to different audiences with diverse backgrounds, from junior staff to senior leadership

Self-driven individual, with attention to detail and ability to execute high-quality work with limited direction

Ability to deal comfortably with uncertainty and limited resources or information

Job Responsibilities Serve as the mechanical SME for cooling systems across design, construction, commissioning, and operations for our High Performance Computing (HPC) data centers (HVAC, plumbing, piping, and controls).

Review and validate specifications, calculations, drawings, and other technical deliverables from consultants, equipment manufacturers, engineering firms, and commissioning agents.

Collaborate with architects, electrical engineers and other stakeholders to ensure integrated design solutions

Perform technical analyses (calculations, simulations, CFD, and thermal analysis) to optimize liquid and air cooling and airflow.

Support project planning by contributing to schedules, budgets, and resourcing plans, and coordinating with site teams, corporate staff, and external engineering partners.

Lead or support construction, installation, and commissioning activities for mechanical systems.

Monitor mechanical system performance to maintain operating limits and reliability, assess current and future capacity constraints, and implement energy-efficient improvements.

Develop technical documentation (plans, checklists, specifications, reports, procedures, and standards) to support work from design through construction, commissioning, and operations.

Maintain records for cooling-system technical documentation and site integration, ensuring completeness, accuracy, and availability.

Coach and provide feedback to other staff on cooling, mechanical and piping matters

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.

Total Compensation package may be inclusive of short-term and long-term incentives.

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

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.

We participate 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 U.S. E-Verify Participation Notice.

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.

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