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Firmus Technologies

Designs and operates AI GPU data-centers.

Head of Commissioning

Engineering LeadershipConfirmed live in the last 24 hours
Full-timeSydney NSW, AustraliaNo salary listedIn-person

About the Job

Requirements

  • A bachelor's degree in electrical or mechanical engineering, or a related discipline.
  • At least 12 years of experience in mission-critical or data centre environments, built on an engineering foundation, including substantial experience leading commissioning programmes, typically after starting in engineering design, delivery, or operations.
  • Proven experience leading and developing commissioning managers or multidisciplinary commissioning teams across multiple concurrent projects.
  • Strong understanding of L1–L5 commissioning and Integrated Systems Testing (IST) for large-scale critical power, liquid cooling, air cooling, and controls systems.
  • Experience building or maturing a commissioning function, methodology, or standards in a growing organisation.
  • Strong commercial acumen, including budget ownership and managing commissioning agents, contractors, and original equipment manufacturers (OEMs).
  • Ability to influence senior stakeholders and report clearly and credibly to executive leadership.
  • A strong safety leadership record.
  • An ownership and delivery mindset.

Responsibilities

  • Build, lead, and develop a high-performing team of Commissioning Managers and commissioning professionals.
  • Define the function's structure, capability, and resourcing model so it can scale with the national and Asia Pacific project pipeline.
  • Allocate leadership and resources across AI Factory projects, balancing priorities and managing delivery risk.
  • Build a culture of safety, ownership, technical rigour, and continuous improvement.
  • Set the strategic direction for AI Factory commissioning, including methodology, commissioning levels (L1–L5), Integrated Systems Testing (IST) approach, and acceptance criteria.
  • Direct the development of commissioning standards, frameworks, and templates through the Commissioning Manager.
  • Establish governance, assurance, and reporting that provide leadership with visibility of commissioning progress, readiness, and quality across projects.
  • Ensure commissioning strategies cover high-, medium-, and low-voltage power distribution; uninterruptible power supplies (UPS); generators; battery energy storage; liquid cooling, including coolant distribution units (CDUs), secondary fluid networks, chillers, and heat rejection; air-side cooling, including computer room air conditioners (CRACs), computer room air handlers (CRAHs), fan walls, air handling, and containment; building management systems (BMS), electrical power monitoring systems (EPMS), and the CubeSense supervisory control and data acquisition (SCADA) platform; fire detection and suppression; security; and other life-safety systems.
  • Serve as the final escalation point for complex technical issues, commissioning failures, and acceptance decisions.
  • Own the facility's “ready for IT” gate jointly with the AI Cluster Commissioning team, ensuring commissioned data halls are handed over for cluster bring-up only after appropriate commissioning acceptance.
  • Set handover standards for operations, including as-built documentation, training, known issues, and operational readiness.
  • Work with Engineering & Technology, Construction/Delivery, Operations, and AI Infrastructure Platform (AIIP) teams to embed commissionability from concept design onward.
  • Represent commissioning with executive leadership, customers, partners, and key suppliers.
  • Set the strategy for engaging third-party commissioning agents and oversee their commercial and delivery performance.
  • Own the commissioning budget and oversee schedule, cost, and risk across the portfolio.
  • Drive the use of digital commissioning platforms, automation, and data-driven validation to make commissioning faster and more repeatable.
  • Ensure design performance, including power usage effectiveness (PUE), thermal performance, and resilience, is validated, and feed lessons learned into AI Factory designs and standards.

Desired Qualifications

  • Experience commissioning high-density AI/high-performance computing (HPC) environments, including direct-to-chip liquid cooling combined with air-side cooling.
  • Experience with hyperscale or GPU cloud builds and handover into IT/cluster commissioning.
  • Experience introducing digital commissioning platforms and automated testing.

About the Company

Firmus Technologies

Designs and operates AI GPU data-centers.

Firmus Technologies builds AI-focused data centers called the AI factory, featuring liquid-cooled GPU campuses and a GPU cloud. Its AI FactoryOS ties cooling, racks, and chips together to maximize uptime and throughput. It differentiates with a full hardware–software stack for AI, MLPerf efficiency data, NVIDIA partnerships, and renewable-powered campuses such as Tasmania’s Green AI Factory Zone. Its goal is to scale energy-efficient, sovereign AI infrastructure for tens of thousands of GPUs while reducing costs and boosting AI throughput.

Company size
51-200
Company stage
IPO
Headquarters
Launceston, Australia
Founded
2019

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