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 / Location

Full Time

Sydney, Australia

Engineering

VP of Engineering

#onsite

Mechanical Engineer

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
• Sound knowledge of large-scale water and air-cooled chilled water cooling plant design, including their flow diagrams, P&IDs and sequence of 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

• Competitive salary range finalized based on experience and impact
• Short and long-term incentive programs designed to reward both results and long term company success

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!

IREN 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. This job will remain posted until filled. While we appreciate all applications we receive, we are only able to contact candidates under consideration.

Salary

200000 - 200000 AUD (yearly)

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