Job Description:

Senior Authorised Person (SAP – HV/LV)
Location: Espoo / Helsinki, Finland
€100,000 - €110,000 + Rotation + Accommodation + Travel + Living Allowance
Type: Full-Time | On-Site
Sector: Hyperscale Data Centres | Mission-Critical Infrastructure

A leading European data centre delivery specialist is seeking an experienced Senior Authorised Person (SAP) to support the safe energisation, commissioning, and handover of major hyperscale data centre projects in Finland.

This organisation delivers full turnkey data centre projects across Europe, working with global technology clients on some of the most technically complex, high-value mission-critical developments currently in construction. With over 400MW of live projects across multiple countries, this role offers long-term stability, exposure to flagship campuses, and clear progression into senior electrical leadership.

As Senior Authorised Person, you will play a critical leadership role in electrical safety, HV/LV operations, and energisation strategy, working closely with the Lead Appointed Person, Construction Management, and Commissioning teams.

You will be responsible for implementing and controlling Electrical Safe Systems of Work (ESSoW), managing permits for energised activities, and ensuring all switching, testing, and commissioning is carried out safely, compliantly, and in line with project procedures.

This is a hands-on, site-based role on a large hyperscale campus environment.

Key Responsibilities

•  Engage early with the Site Management and Commissioning teams under the direction of the Lead Appointed Person
•  Implement, manage, and enforce the project Electrical Safe Systems of Work (ESSoW)
•  Issue, control, and close Permits to Work for all energised and HV/LV activities
•  Ensure all personnel on site understand and comply with HV safety rules and operational procedures
•  Review and interpret project specifications, drawings, and electrical schematics
•  Lead and verify lock-out / tag-out (LOTO) procedures and electrical isolation strategies
•  Review switchgear distribution topology, interlocking, protection settings, and control philosophy prior to energisation
•  Interpret electrical protection under fault conditions and support fault-finding where required
•  Liaise with specialist Testing & Commissioning contractors to agree test scripts, sequences, and energisation plans
•  Coordinate with SCADA / BMS / EMS providers to manage system handover under permit control
•  Support phased energisation, system handover, and final client acceptance
•  Maintain full compliance with EHS, quality, and operational management systems

Skills & Qualifications

•  Relevant third-level qualification in Electrical Engineering / Building Services, or a recognised Electrical Trade with advanced HV training
•  Senior Authorised Person (SAP) experience essential
•  S4 Authorisation required
•  Minimum 5+ years’ experience in a similar role within electrical contracting or mission-critical environments
•  Strong experience working on MV/HV systems in data centres, pharmaceutical, industrial, or large commercial projects
•  Electrical Testing & Verification experience (minimum 3 years)
•  Valid HV Switching Authorisation / Tickets
•  Strong understanding of electrical protection, switching procedures, and commissioning safety
•  Highly process-driven with a strong focus on EHS, quality, and compliance
•  Confident communicator able to lead safety-critical activities on complex live sites

What’s on Offer

•  Work on flagship hyperscale data centre campuses in Finland
•  Long-term pipeline of European mission-critical projects
•  Collaborative, safety-led project environment
•  Fast-track career progression into senior electrical leadership roles
•  Competitive salary, rotational roster, and full overseas package