Job Description

Role Brief Secondary Protection Engineer

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Purpose of the Role

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The Secondary Protection Engineer provides technical oversight and assurance of low- and medium-voltage electrical protection systems during the design, construction, and commissioning of a hyperscale data centre. The role ensures that all secondary protection schemes are compliant, coordinated, and reliable to protect uptime and critical infrastructure.

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Key Responsibilities

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Design & Review

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- Review single-line diagrams (SLDs), relay schedules, CT/VT ratios, and trip logic.
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- Validate protection coordination studies to ensure correct fault discrimination.
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- Confirm designs meet operator standards, local codes, and uptime requirements.
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Protection Settings & Coordination

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- Approve relay types and settings.
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- Verify selective coordination between upstream and downstream devices.
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- Ensure settings files are documented and stored for long-term maintainability.
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- Witness secondary injection testing for relays and trip circuits.
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- Participate in Factory Acceptance Tests (FAT) and Site Acceptance Tests (SAT).
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- Sign off on protection system performance prior to energisation.
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Interface & Handover

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- Act as liaison between EPC contractors, OEMs, and operator engineering teams.
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- Integrate protection devices into SCADA/BMS for operational monitoring.
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- Deliver as-built documentation, test reports, and operator training.
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Skills & Experience

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- Degree-qualified in Electrical Engineering (or equivalent).
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- 5+ years in LV/MV protection systems for data centres, utilities, or industrial power.
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- Solid knowledge of protection relays (SEL, Schneider, Siemens, ABB) and IEC/IEEE standards.
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- Experience with IEC 61850 protocols and integration into SCADA/BMS.
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- Proven ability to interpret complex SLDs and troubleshoot protection issues.
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📌 Secondary Protection Engineer (Victoria)
🏢 IKG Talent
📍 Victoria