Lead the electrical detail design of HV + MV substations (primary and secondary) to support CDC's critical infrastructure portfolio
Join a high-performing and dynamic team in a newly-created role, during an exciting period of growth!
Role location flexible - open to Sydney or Melbourne-based candidates
Established in ****, CDC Data Centresis Australia and New Zealand's leading operator of secure, world-class data centre facilities. CDC plays a unique role in the fabric of the nations in which we operate, and we take this responsibility very seriously.
With multiple facilities across Australia and New Zealand, CDC's diversified operationsprovide large-scale secure data centre campuses that support co-location, dedicated and hyperscale compute environments, with all campuses interconnected with high-speed carrier grade networks.
At CDC, we are passionate about creating an inclusive workplace that promotes and values diversity. We believe that everyone's unique experiences enable us to deliver meaningful benefits for our people, our clients and communities. Our mission is to attract, retain and grow the world's best data centre team.
Our people are committed, tenacious and meticulous in supporting our customers. Together, we configure the landscape to meet the security, reliability, connectivity and sustainability needs for today and tomorrow.
About the Role:
A newly-created role within our dedicated engineering design function at CDC Data Centres, the Substation Design Engineer is responsible for developing and managing the substation electrical designs across both primary and secondary systems.



Working within a high-performing team of electrical and mechanical data centre design engineers, this role will work to ensure that substation designs are safe, compliant, and fit-for-purpose; ultimately enabling reliable power supply across CDC's recent developments and upgrades.
Deliver detailed substation electrical designs (primary and secondary systems) in line with CDC standards and project needs
Develop and review single line diagrams, layouts, protection schematics, cable schedules, and equipment specifications
Contribute to concept, detailed design, and construction phases across both brownfield and greenfield projects
Coordinate effectively across key internal teams - construction, operations, commissioning
Manage design interfaces with external consultants, utilities, contractors, and equipment vendors
Provide technical input into procurement, tender evaluations, and factory acceptance testing
Manage external consultant power system studies, short circuit analysis, and protection systems
Support with technical evaluations, risk assessments, and value engineering initiatives
What's in it for you:
CDC offers excellent employment conditions and benefits such as:




CDC Academy - Mark your mark by enhancing your professional development with the CDC Academy. Enrol in specialised training courses that will help you develop skills and ensure you thrive in your chosen career.
CDC Day - An additional day of paid leave dedicated to nurturing your health and wellbeing.
Parental Leave - Inclusive and above legislative tenure of parental leave entitlements to help you start, grow and care for your family.
Volunteer Leave - Make a meaningful difference with 2 days of volunteering leave for any cause or charity of your choice.
Employment Assistance Program - Be confident that you and your family are supported with access to our comprehensive Employee Assistance Program.
CDC Social Events - CDC's offers staff and their family's inclusive events that nurtures relationships, connection and friendships across the business. CDC hosts BBQs, family picnics and community events, bringing together CDC staff in different settings.
About You:
Demonstrated experience in substation design (HV/MV), ideally supporting data centres, utilities, or large-scale critical infrastructure - across both primary and secondary systems
Strong understanding of primary plant, protection systems, control systems, and earthing design
Exposure to delivering robust designs across multiple project phases - concept through to commissioning
Strong ability to interpret and apply Australian Standards and relevant safety legislationThe snippet is incomplete at the last part, but I'll attempt to reconstitute that part carefully...
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📌 Hv Substation Design Engineer (Primary & Secondary) (Melbourne)
🏢 CDC Data Centres
📍 Melbourne