Principal/Senior Secondary Engineer

Principal/Senior Secondary Engineer (Substations)Principal/Senior Secondary Engineer (Substations)

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Join APD Global and help power the future of Western Australia.

We're hiring two key roles within our Substations team at APD Global:

Principal Secondary Engineer

These roles suit experienced professionals who want to deliver complex substation secondary system designs and contribute to WA's energy future.

About APD Global

APD Global is a specialist engineering firm delivering expert solutions across Power Systems, Telecommunications, and Renewable Energy.

With over 25 years of experience and 1000+ professionals across Australia, New Zealand, and Malaysia, we're known for technical excellence, innovation, and client-first delivery.

Our Perth CBD team plays a key role in high-voltage transmission and distribution projects supporting Western Australia's energy transition.

Senior Secondary Engineer – Key Responsibilities

• Provide technical solutions and support for substation secondary systems design including protection philosophy documentation, AC/DC system sizing, and CT/VT calculations
• Undertake detailed secondary systems design: protection studies, settings, configurations, and field components across protection, automation, and telecommunications
• Prepare detailed scopes, estimates, and specifications for secondary systems in transmission and distribution projects
• Design substation secondary systems including protection and control, creating single line diagrams (SLDs), logic diagrams, schematics, cable schedules, panel arrangements, and termination schedules
• Ensure all designs comply with client requirements, legislative standards, and relevant Australian and international codes
• Assist in all project lifecycle phases: feasibility, concept, detailed design, and construction/commissioning
• Support and monitor quality of work within the design team to ensure consistently high engineering standards
• Establish and maintain strong client relationships, providing responsive technical support throughout projects
• Contribute to innovation and continuous improvement of secondary systems design and adoption of new technologies
• Help shape and influence internal design standards and utility technical rules
• Ensure all deliverables meet technical, safety, quality, time, and budget expectations

Principal Secondary Engineer – Key Responsibilities

• Provide technical leadership across all aspects of substation secondary system design including complex protection philosophies, AC/DC systems, and CT/VT schemes
• Oversee and guide detailed secondary design activities: protection studies, settings, configuration, and automation integration
• Lead preparation of project scopes, technical specifications, cost estimates, and quality documentation across the full project lifecycle
• Develop and review critical design documents: single line diagrams, logic and wiring diagrams, schematics, panel layouts, termination and cable schedules
• Ensure alignment with client standards, Australian/international codes, and legislative/safety requirements
• Serve as a technical advisor and escalation point for complex engineering challenges throughout all project phases
• Mentor senior and junior engineers, promoting technical excellence and knowledge sharing
• Influence and build strong client relationships, contributing to project acquisition, solution design, and technical consultancy
• Drive innovation in secondary systems design, supporting digital engineering initiatives and automation technology adoption
• Lead development and refinement of internal standards and processes aligned with utility technical rules and industry best practice

What You'll Bring

• Degree in Electrical or Electronic Engineering recognised by Engineers Australia
• Senior role: Minimum 7 years' experience in substation secondary systems design, ideally consulting or utility environment
• Principal role: 10+ years' experience including leadership or principal engineering responsibilities
• Experience delivering projects for utilities such as Western Power, Horizon Power, BHP, FMG, Transgrid, or similar
• Expertise in HV protection systems, LV control systems, and secondary-primary design integration
• Familiarity with SCADA systems, substation automation, and modern digital substation technologies (especially Principal role)
• Strong knowledge of utility engineering standards and compliance processes
• High attention to detail, ability to work independently and collaboratively
• Strong leadership, communication, and project oversight skills (Principal role)
• Full working rights in Australia
• Work on major transmission, distribution, and renewable energy projects across WA
• Play a key role in delivering smarter, more sustainable energy infrastructure
• Competitive salaries reflecting role and experience
• Access to a national network of industry specialists and best-in-class tools
• Supportive and collaborative culture where your work makes a difference

Successful candidates will be required to complete a medical assessment and provide a police clearance.

APD is an equal opportunity employer committed to fostering a culture of equity, diversity, and inclusion. We encourage and support our employees to bring their unique talents, backgrounds, and expertise to create exceptional outcomes.

Seniority level

• Seniority levelMid-Senior level

Employment type

• Employment typeFull-time

Job function

• IndustriesEngineering Services and Utilities

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