HV Commissioning Engineer – Data Centre & Critical Infra

Rarekind; Sydney; On-site; AUD 110,000 - 170,000; Full time

Job summary

Rarekind is seeking an HV Commissioning Engineer/Technician to lead testing, verification and commissioning of protection systems and HV equipment across major infrastructure projects in Sydney. The role emphasizes practical field work, coordinating relay testing and fault-finding, with involvement in planning, documentation and handover.

You’ll review relay settings, interpret diagrams and operate across transformers, switchgear and generators on complex sites, travelling regionally as required.

Qualifications

• Hands-on HV commissioning and protection testing experience.
• Ability to interpret single-line diagrams, schematics and protection drawings.
• Strong fault-finding skills across HV/MV power systems.
• Relevant electrical licence and HV switching qualifications when required.

Responsibilities

• Lead testing, verification and commissioning of protection systems and HV equipment.
• Coordinate protection relay testing, primary/secondary injection tests and fault-finding.
• Prepare test procedures, ITPs and commissioning plans for projects.
• Work with PMs, engineers and technicians to keep sites safe and moving.

Skills

HV commissioning

Protection testing

Fault-finding

On-site testing

Education

Electrical engineering qualification

Tools

Schneider Electric

Siemens

ABB

Job description

Rarekind is seeking an HV Commissioning Engineer/Technician to lead testing, verification and commissioning of protection systems and HV equipment across major infrastructure projects in Sydney. The role emphasizes practical field work, coordinating relay testing and fault-finding, with involvement in planning, documentation and handover.

You’ll review relay settings, interpret diagrams and operate across transformers, switchgear and generators on complex sites, travelling regionally as required.