Electrical Engineer (HV/LV Authorised Person)

Allscreens Nationwide Ltd; Dundee; On-site; GBP 55,000 - 75,000; Full time

Job summary

Allscreens Nationwide Ltd in Dundee is recruiting an Electrical Engineer (HV/LV Authorised Person) to own the data centre's electrical infrastructure. You will oversee HV and LV distribution from grid intake to data hall power, including switching, maintenance, fault response and planned works.

You will work with SSEN, contractors and operations teams to maintain high availability and compliance across the facility, manage permits to work and ensure safe, reliable operation of critical power

Qualifications

• Experience as HV/LV electrical engineer or AP.
• Knowledge of electrical safety legislation and standards.
• Ability to manage switching schedules, isolation and permits.
• Experience with data centre electrical infrastructure.
• Strong documentation and incident analysis skills.

Responsibilities

• Act as site HV/LV Authorised Person and manage safe operation of HV/LV systems.
• Lead HV/LV switching, isolation, energisation and restoration per procedures.
• Maintain HV switchgear, transformers, LV switchboards, UPS and related infra.
• Ensure reliable distribution to critical loads with N+1 resilience.
• Monitor alarms, faults and outages; respond to incidents promptly.
• Coordinate planned and reactive maintenance across electrical estate.
• Manage Permit to Work, Lockout/Tagout and safe systems of work.
• Review switching schedules, risk assessments and permits for changes.
• Collaborate with Critical Facilities and Data Centre Ops teams on maintenance activities.
• Liaise with SSEN on grid supply, outages and requirements.
• Coordinate site electrical contractors to ensure safe, compliant works.
• Support commissioning and energisation of new infrastructure.
• Maintain documentation including single-line diagrams and procedures.
• Participate in incident investigations and corrective actions.
• Support on-call rota for critical electrical incidents.
• Identify opportunities to improve resilience and efficiency.
• Ensure compliance with electrical safety legislation and standards.

Skills

HV/LV electrical systems

Authorised Person

Switching & energisation

Maintenance planning

Safety & compliance

Job description

Electrical Engineer (HV/LV Authorised Person)

The Electrical Engineer (HV/LV Authorised Person) will take ownership of the site’s electrical infrastructure, ensuring the safe, reliable and resilient operation of the power systems supporting the MSAI Scotland data centre. The role will oversee HV and LV distribution from the grid intake through to the data hall and rack-level power, including switching, maintenance, fault response and planned works.

The role will also work closely with SSEN, electrical contractors and internal operations teams to maintain high levels of availability, resilience and compliance across the facility.

Duties

• Act as the site HV/LV Authorised Person (AP), taking responsibility for the safe operation and control of HV and LV electrical systems.
• Lead and carry out HV/LV switching, isolation, energisation and restoration in accordance with approved procedures.
• Maintain and oversee the safe operation of HV switchgear, transformers, LV switchboards, UPS systems, busbars, PDUs and associated electrical infrastructure.
• Ensure reliable A/B power distribution to critical loads and maintain N+1 resilience across the electrical infrastructure.
• Monitor electrical systems and respond promptly to alarms, faults, outages and electrical incidents.
• Coordinate planned and reactive preventative maintenance (PPM) and corrective works across the electrical estate.
• Manage Permit to Work, Lockout/Tagout (LOTO), electrical isolation and safe systems of work.
• Review and approve electrical switching schedules, method statements, risk assessments and permits.
• Work closely with the Critical Facilities and Data Centre Operations teams to coordinate maintenance and electrical change activities without compromising availability.
• Liaise with SSEN regarding grid supply, outages, planned works, faults and electrical infrastructure requirements.
• Manage and coordinate the site’s electrical contractors, including Emtec, ensuring works are completed safely, correctly and to the required standards.
• Support commissioning, testing and energisation of new electrical infrastructure and data centre capacity.
• Ensure all electrical systems are maintained in accordance with manufacturer recommendations, statutory requirements and site procedures.
• Maintain accurate electrical documentation, including single-line diagrams, switching schedules, asset registers, maintenance records and operating procedures.
• Participate in incident investigation, root-cause analysis and corrective action planning following electrical failures or near misses.
• Support emergency response and participate in an on-call rota for critical electrical incidents.
• Identify opportunities to improve electrical resilience, efficiency, reliability and operational performance.
• Ensure compliance with relevant electrical safety legislation, industry standards and data centre operational requirements.
• Provide technical support and guidance to engineering and operations staff on HV/LV systems and electrical safety.
• Contribute to the development and continuous improvement of site electrical procedures, emergency operating procedures and maintenance strategies.