About usNEN Consulting is a Melbourne-based utilities and infrastructure consultancy.
We help major infrastructure projects, data centre developers and property developers de-risk their utilities engagement, from grid connections and HV substation engineering to data centre power, private and embedded networks, and public lighting design.
Our engineers, consultants and designers bring over 100 years of combined industry experience, and we are small enough to stay hands‐on with every client and project.About the roleWe are looking for an HV Substation Design Engineer to join our Melbourne CBD engineering team.
You'll lead the primary design of HV substations across three network types:Private / customer substations — HV intakes and customer‐owned substations for data centres and large loadsDistribution — 11 kV and 22 kV substations, kiosks and zone substation works delivered to DNSP standards, including contestable worksTransmission — 66 kV to 500 kV terminal station and connection works delivered to TNSP and AEMO requirementsReporting to the Engineering Manager, you'll own assigned design packages from concept through detailed design, construction support and commissioning, working with senior engineers, project managers, network service providers and clients.What you'll doPrepare and review substation primary designs: single line diagrams, general arrangements and layouts, busbar arrangements, cable schedules and equipment specificationsSize and specify power transformers, HV switchgear (AIS and GIS),



HV cables and associated primary plantCarry out earthing and lightning protection design to AS **** and ENA EG-0 / EG-1Coordinate the primary design with protection and control (secondary), civil and structural disciplinesPrepare design calculations — fault levels, cable and conductor ratings, insulation coordination — and technical reportsApply Safety in Design and verify designs against NSP standards, AS ****, AS/NZS **** and other relevant standardsSupport tender evaluations, factory acceptance testing and site inspectionsProvide technical input to fee proposals and bidsAbout youEssentialBachelor of Engineering (Electrical)5+ years' experience in HV substation primary design, including transformer specification and substation layoutsDesign experience at distribution level ****** kV) and at least one of sub-transmission / transmission (66 kV+) or private customer substationsWorking knowledge of AS ****, earthing design and Australian NSP design standardsFull Australian working rightsCPEng, or eligibility, and RPEV (Registered Professional Engineer of Victoria) or RPEQExperience with AusNet, CitiPower/Powercor, Jemena or United Energy design standards or contestable worksData centre, grid connection, renewables or BESS project experienceUse of PowerFactory, ETAP or CDEGS / SafeGrid; ability to review AutoCAD / MicroStation drawingsConsultancy experience, including fee proposalsYou'll also be a explicit communicator who can work independently, manage your own design packages and explain technical issues to clients and contractors.Why join NENHelp build NEN's HV substation and grid connections practiceWork on major data centre, transmission and distribution projects from day oneA small, experienced team that invests in your development, including support toward CPEng / RPEVMelbourne CBD office
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📌 Hv Substation Design Engineer – Transmission, Distribution & Private Networks (Melbourne)
🏢 NEN Consulting
📍 Melbourne