Power Systems Lead

Job Type: Full-time |

Location: Sydney, Australia |

Department : Engineering |

Reporting to: Engineering Manager |

Work Location : Hybrid

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.

The Power Systems Lead plays a key role in the design, delivery, and ongoing performance of critical electrical infrastructure supporting our Australian data centre operations. Reporting to the VP, Engineering, this position partners with internal stakeholders and external engineering teams to review and validate designs, support construction and commissioning, and drive safe, reliable, and efficient power systems across the full project and operational lifecycle.

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.

• Bachelor’s degree in Electrical Engineering, or equivalent qualification recognised under Engineers Australia’s assessment framework.
• Registered as a Chartered Professional Engineer (CPEng) with Engineers Australia, or working towards registration; or eligibility for registration as a Registered Professional Engineer (RPEQ) in Queensland and/or as a Registered Engineer under the relevant state scheme (e.g. NSW).
• 5–7 years of relevant post-qualification experience in power systems, electrical infrastructure, or related fields, preferably within data centres, electrical utilities, or heavy industry.
• Proven expertise in high-voltage substations and medium-voltage distribution systems in utility or industrial environments.
• Strong knowledge of Protection & Control systems, including transformers, circuit breakers, and protection relays.
• Sound understanding of relevant Australian Standards (including AS/NZS 3000, AS 2067, AS 1243) and compliance obligations under applicable state WHS/OHS legislation.
• Familiarity with Safe Work Method Statements (SWMS), Permits to Work (PTW), and lock-out/tag-out (LOTO) procedures in accordance with Australian safety frameworks.
• Skilled in reading and interpreting electrical schematics and control diagrams; proficient in root cause analysis and in-depth technical investigations.
• Comfortable working in field environments alongside trades and technical teams when required.
• Strong leadership and interpersonal skills, with the ability to influence and guide without direct authority.
• Excellent problem-solving and critical thinking abilities in fast-paced, dynamic environments.
• Effective communicator across both technical and executive audiences, with strong written and verbal English skills.
• Self-motivated with high attention to detail and the ability to work independently with limited direction.
• Adaptable to uncertainty and capable of making sound decisions with limited information.
• Willingness to support site operations outside standard business hours when required.
• Proficient in electrical engineering software tools and modelling platforms (e.g. ETAP, AutoCAD Electrical, or equivalent).

Reporting to the Engineering Manager the Power Systems Lead is responsible for…

• Contribute to the evolution of electrical systems in data centres, supporting design initiatives and attending project development meetings.
• Collaborate with internal teams and external engineering partners to ensure alignment on technical goals and applicable Australian standards.
• Review and validate electrical drawings, specifications, and reports from consultants, manufacturers, and commissioning agents.
• Serve as the technical Owner’s Representative, ensuring quality and compliance throughout all project phases.
• Lead and support electrical construction, installation, and commissioning activities on site.
• Provide technical leadership for complex engineering tasks related to site operations and maintenance.
• Monitor electrical system performance to ensure operations remain within defined parameters and to the highest degree of reliability and utilisation.
• Maximise system reliability and utilisation through proactive analysis and intervention.
• Develop and maintain technical documentation including specifications, procedures, standards, and checklists.
• Manage site documentation such as electrical drawings and equipment manuals, ensuring accuracy and accessibility.
• Perform detailed electrical calculations and system capacity assessments to support current and future operational requirements.
• Define equipment specifications and manage spare parts programmes for electrical assets.
• Provide advanced troubleshooting support and lead root cause analyses during system events.
• Act as project manager when required, ensuring scope, budget, and timelines are met.
• Recommend and implement system enhancements and corrective actions through to completion.
• Mentor site staff on electrical systems, safe work practices, and engineering best practices.

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

Wellbeing & Benefits

• Comprehensive extended health and dental coverage to keep you and your family supported
• Three weeks of paid vacation to recharge, travel, or simply enjoy more life outside of work (note that paid vacation is for salaried employees only)

Work Environment A modern hybrid model — collaborate in our Sydney office Tuesday–Thursday, with flexibility the rest of the week

Casual, comfortable attire so you can bring your best self to work without the suit-and-tie Access to an onsite, fully equipped gym to make wellness part of your workday

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.

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