Mechanical Lead

Sydney, New South Wales💼 Full-time🗓 2026-09-07 → 2026-09-26

Core

Main technical authority and discipline lead for mechanical engineering across data centre projects, overseeing system design, cooling infrastructure, and operational support.

Role type

Senior IC mechanical engineering lead (data centre)

Builds

Data centre mechanical systems, air and liquid cooling infrastructure, and equipment integration

Domain

Renewable energy, data centres, high-performance compute

Deliverable

Required skills

mechanical water conveyance, cooling systems design, equipment validation, protection systems, power distribution, technical risk assessment, regulatory compliance (NCC/BCA, AS 1668, AS 2118, AS 1851, AIRAH), executive-level recommendations

Preferred skills

ASHRAE knowledge, mission-critical facility experience, hyperscale data centre experience

Technologies

NCC/BCA, AS 1668, AS 2118, AS 1851, AIRAH, ASHRAE

Responsibilities

Provide strategic oversight and governance for mechanical system design, lead technical risk assessments, ensure regulatory compliance and standardization across regions

Seniority

Senior, hands-on IC

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About iren

IREN is scaling rapidly across the US, Canada, Australia, and Europe as we expand our AI cloud and GPU infrastructure business. We're looking for a Manager, Recruiting Operations to build and run the operational backbone of our Talent Acquisition function — the team, tools, processes, budget, and compliance framework that let recruiters focus on hiring great people instead of fighting the system. This is a hands-on leadership role for someone who thinks like an operator: equal parts people manager, project manager, systems owner, and analyst, running the Recruiting PMO, owning our ATS and recr