Job Description As a High Voltage Lead Engineer, you will provide technical leadership and operational oversight of all High Voltage (HV) electrical infrastructure across our data centre campus. You will ensure the safe, reliable, and compliant operation of mission‑critical power systems that underpin hyperscale digital infrastructure.
This is a hands‑on technical leadership role where safety, precision, and uptime are paramount.
What you’ll do
Take technical ownership of all HV electrical infrastructure, including switchgear, transformers, protection systems, and distribution networks
Plan, coordinate, and execute high voltage switching operations in accordance with approved procedures and safety standards
Issue and manage HV permits and access authorities, ensuring strict compliance with electrical safety requirements
Maintain and enforce HV operational procedures, including switching, isolation, emergency response, and safety protocols
Coordinate planned outages and isolations for maintenance, upgrades, and fault resolution
Act as the key interface with electricity utility providers for supply, outages, and infrastructure coordination
Oversee preventative and corrective maintenance programs for HV systems
Lead fault investigations, root cause analysis, and development of corrective and preventive actions
Review and approve Method of Procedure (MOP), Emergency Operating Procedures (EOP), and Safe Work Instructions (SWI)
Maintain accurate operational records including switching logs, outage documentation, and compliance records
Support commissioning and energisation of new HV infrastructure and expansion projects
Provide escalation support and after‑hours technical response for HV incidents
Mentor and provide technical guidance to engineers and technicians working around HV systems
Ensure full compliance with electrical safety regulations, industry standards, and internal frameworks
Contribute to continuous improvement of reliability, safety, and operational performance
What you’ll bring
Strong expertise in high voltage electrical systems in mission‑critical environments
Proven experience performing HV switching operations and managing electrical isolations
Deep knowledge of HV switchgear, transformers, protection systems, and power distribution networks
Strong understanding of electrical safety regulations, permit systems, and safe work practices
Ability to interpret electrical schematics, single line diagrams, and protection studies
Strong analytical skills with the ability to diagnose complex electrical faults
Excellent communication skills with the ability to explain technical concepts clearly
Strong organisational skills and attention to detail in documentation and procedures
Ability to operate effectively in a high‑availability, safety‑critical environment
Experience with BMS, SCADA, and power monitoring systems
Strong stakeholder management across internal teams, contractors, and utilities
Qualifications
Degree in Electrical Engineering or recognised electrical trade qualification with significant HV experience
5–10+ years’ experience in HV systems within data centres, utilities, power generation, or heavy industry
Demonstrated experience in HV switching operations and outage coordination
Strong understanding of power systems including generators, transformers, UPS, and protection systems
HV Switching Authorisation and relevant electrical safety certifications
Experience managing HV maintenance programs and system reliability
Experience working with utility providers is highly desirable
NV1 Security Clearance (or ability to obtain) desirable
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