High Voltage (HV) Engineer - Data Center Project

About the role

A High Voltage (HV) Engineer is needed for a large-scale data center project in Finland. The role covers installation oversight, testing, energisation, commissioning support and operational readiness of high voltage electrical systems, ensuring they are safe, reliable and compliant. The engineer reports to the Electrical Lead / Commissioning Manager / Project Manager and coordinates with contractors, utility providers, OEM vendors, commissioning teams and client representatives.

Key responsibilities

• Support the delivery of all high voltage electrical works and oversee installation and testing of HV substations, GIS/AIS switchgear, power transformers, HV cabling, protection and control systems, earthing systems, generator interfaces and related works.
• Review electrical designs, single-line diagrams, protection philosophies and technical submittals; coordinate with utility providers and grid operators on incoming power and energisation.
• Assist in FAT, SAT, HV pressure and cable testing, relay protection testing, functional testing, energisation and Integrated Systems Testing (IST); review switching procedures, method statements and risk assessments.
• Ensure compliance with Finnish electrical regulations, IEC standards and client safety requirements, including site permit-to-work and LOTO procedures.
• Maintain records of testing and commissioning, support handover documentation and as-built records, and track defects and punch list items to closure.