Mechanical Engineering Lead

IREN•Dallas, TX

12d•Hybrid

About The Position

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. Reporting to the Vice President of Engineering, the Mechanical Engineer Lead – Data Center serves as the main technical authority and discipline lead for all mechanical engineering matters across IREN’s portfolio of data centre projects. This role provides strategic oversight, governance, and leadership for mechanical system design, air and liquid cooling infrastructure, equipment integration, and operational support across capital projects and manufacturing initiatives. The Lead ensures technical excellence, standardization, regulatory compliance, risk mitigation, and reliable mechanical systems performance across all regions. 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.

Requirements

Bachelor’s Degree in Mechanical Engineering (Master’spreferred).
P.Eng. registration in Texas (registration in Oklahoma would be an asset).
10+ years of progressive experience in mechanical water conveyance and cooling systems for industrial, mission critical and hyperscale data center environments
Demonstrated experience acting as mechanical discipline lead or senior technical authority on complex projects.
Strong expertise in equipment validation, protection systems, and power distribution products.
In-depth knowledge of applicable mechanical codes and standards, including ASHRAE, IMC, IBC, NFPA
Ability to lead technical risk assessments and provide executive-level recommendations.
Strong leadership, communication, and stakeholder management skills.
Experience working with data center clients or mission-critical facilities is highly desirable.

Responsibilities

Act as the mechanical engineering discipline lead and technical authority for mechanical systems and cooling equipment, and their integration across all projects
Manage directly or functionally a team of senior, intermediate and junior mechanical engineers
Ensure Mechanical disciplineis coordinated appropriatelywith other disciplines like Civil, Architectural, Structural, Electrical and Piping.
Establish and maintain mechanical engineering standards, design criteria, and technical specifications to ensure consistency, safety, and reliability across products and installations.
Provide final technical review and approval ofmechanical designs, calculations, and deliverables prepared internally or by external consultants and vendors.
Oversee the design and validation of mechanicalsystems for custom-manufactured equipment including central cooling plants, fire protection, site water distribution, re-fuelling facilities, etc
Lead technical reviews, constructability assessments, and risk evaluations formechanicalsystems prior to release for production or installation.
Serve as the primary mechanical interface between engineering, manufacturing, QA/QC, project management, and external stakeholders.
Provide technical leadership during customer interactions, supporting complex discussions related to mechanical systems design, performance, and compliance.
Ensure technical documentation, drawings, specifications, and test reports meet internal standards and regulatory requirements.
Identify technical risks related to mechanical systems and provide mitigation strategies to senior leadership.
Mentor andprovidetechnical guidance to junior engineers and cross-functional team members.
Monitor industry trends, evolving codes, and regulatory changes in the data center and mechanical manufacturing sectors, ensuring proactive integration into company standards.

Benefits

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
401(k) retirement plan with company match
Financial wellness tools and resources
Paid Time Off (PTO) and paid holidays
Flexible work arrangements
Opportunities for advancement and internal mobility
Training and personal development opportunities
Company events and team-building activities