HV Substation Design Engineer (Primary & Secondary)

HV Substation Design Engineer (Primary & Secondary)

Company: CDC Data Centres Location: Sydney NSW Work type: Full-time Work arrangement: Onsite

CDC Data Centres, established in 2007, is Australia and New Zealand’s foremost operator of secure, world-class data centre facilities. We are dedicated to playing a significant role in the infrastructure of the nations we serve. With numerous facilities across Australia and New Zealand, CDC provides interconnected, large-scale secure data centre campuses supporting co-location, dedicated, and hyperscale compute environments.

We are committed to cultivating an inclusive workplace that values diversity, recognising that unique experiences drive benefits for our people, clients, and communities. Our objective is to attract, retain, and develop the finest data centre professionals globally. Our team is characterised by commitment, tenacity, and meticulousness in supporting our clients, collectively shaping the infrastructure to meet current and future security, reliability, connectivity, and sustainability demands.

This newly created role within CDC Data Centres' engineering design function is responsible for developing and managing substation electrical designs, encompassing both primary and secondary systems. Working within a high-performing team of electrical and mechanical data centre design engineers, this position will ensure that substation designs are safe, compliant, and fit-for-purpose, facilitating reliable power supply for CDC's new developments and upgrades.

Responsibilities:

• Deliver detailed substation electrical designs (primary and secondary systems) aligned with CDC standards and project requirements.
• Develop and review single line diagrams, layouts, protection schematics, cable schedules, and equipment specifications.
• Contribute to concept, detailed design, and construction phases for both brownfield and greenfield projects.
• Coordinate effectively with internal teams, including construction and operations, and commissioning.
• Manage design interfaces with external consultants, utilities, contractors, and equipment vendors.
• Provide technical input for 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.

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, from concept through to commissioning.
• Ability to interpret and apply Australian Standards and relevant safety legislation.
• Capacity to work effectively within a highly regulated, fast-paced, and safety-critical environment.
• Deep attention to detail, stakeholder management, and prioritisation skillset.

Essential:

• Australian Citizenship with the ability to obtain and maintain an NV1 Security Clearance.

What’s in it for you:

CDC offers excellent employment conditions and benefits, including:

• CDC Academy: Enhance professional development through specialised training courses.
• CDC Day: An additional paid leave day for health and wellbeing.
• Parental Leave: Inclusive parental leave entitlements above legislative requirements.
• Volunteer Leave: 2 days of paid leave for volunteering with any cause or charity.
• Employment Assistance Program: Support for you and your family through a comprehensive program.
• CDC Social Events: Inclusive events such as BBQs, family picnics, and community events to foster relationships.

How to Apply:

If you are seeking an opportunity to play a vital role in a fast-growing Australian technology company and join our team, please submit your resume and cover letter by clicking Apply. We are committed to fostering a diverse and inclusive workplace where all individuals are valued and respected, believing that diversity of backgrounds, perspectives, and experiences drives innovation and success. We actively promote equality and strive to create a welcoming environment.