HV Electrical Engineer - S1 Approved

CTS Group; Seinäjoki; On-site; EUR 68,000 - 90,000; Full time

Benefits offered by this job

Private health insurance

Annual leave of 24 days

Shared accommodation on-site

Shared vehicle on-site

Travel expenses covered

Job summary

CTS Group in Vaasa, Finland, is seeking an experienced HV Electrical Engineer (S1 Authorised Person) to safely operate, test, and energise high-voltage systems in live substations.

The role acts as technical on-site authority, coordinating with construction and commissioning teams, maintaining permits, and ensuring compliance with safety rules.

Qualifications

• Degree in Electrical Engineering or a related field is preferred.
• Minimum 5 years of HV substations or power infrastructure experience.
• Experience with live electrical environments, permit-to-work and isolation systems.

Responsibilities

• Act as the S1 Authorised Person responsible for HV switching and safety control.
• Carry out switching operations, isolations, earthing, and energisation per site procedures.
• Ensure safe access to electrical systems under permit-to-work and isolation systems.
• Support HV testing and commissioning activities across substation systems.
• Coordinate with commissioning teams to ensure readiness for energisation.
• Maintain accurate records of switching, isolations, permits, and system status.

Skills

Excellent verbal and written comun 2

Strong organisational and multitasking

EU citizen eligible to work on-site in

Education

Degree in Electrical Engineering or related field

Tools

S1 Authorisation certification or equivalent for HV operations

Job description

HV Electrical Engineer (S1 Authorised Person)

Location: Vaasa, Finland

1-year Fixed Term Contract with 3 months' probation period

We are seeking an experienced HV Electrical Engineer (S1 Authorised Person) to support the safe operation, testing, commissioning, and energisation of high-voltage systems within live substation environments.

The successful candidate will act as a key technical authority on-site, ensuring that all HV switching, isolation, earthing, and energisation activities are performed safely and in accordance with approved procedures, project schedules, site safety rules, and applicable regulatory requirements.

Key Responsibilities

HV Operations and Authorisation

• Act as the S1 Authorised Person responsible for HV switching and safety control.

• Carry out switching operations, isolations, earthing, and energisation activities in accordance with site procedures.

• Ensure safe access to electrical systems under permit-to-work and isolation systems.

Testing and Commissioning Support

• Support HV testing and commissioning activities across substation systems.

• Coordinate with commissioning teams to ensure readiness for energisation.

• Verify system status and ensure compliance before energisation activities.

Safety and Compliance

• Ensure strict adherence to electrical safety rules, procedures, and regulations.

• Maintain control of permits, safety documents, and isolation records.

• Identify hazards and ensure appropriate risk mitigation measures are implemented.

Coordination and Communication

• Coordinate with project teams, contractors, and stakeholders on HV system status and activities.

• Support the integration of electrical works with construction and commissioning programmes.

• Communicate system constraints, risks, and operational requirements.

Documentation and Records

• Maintain accurate records of switching, isolations, permits, and system status.

• Ensure all documentation is complete and compliant with project and regulatory requirements.

• Support project handover documentation related to HV operations.

Required Qualifications and Competencies

Education

• Degree or equivalent qualification in Electrical Engineering or a related discipline is preferred.

Experience

• Minimum 5 years of experience working on high-voltage substations, transmission, or power infrastructure projects.

• Proven experience supporting HV testing, commissioning, energisation, and operational activities.

• Experience working within live electrical environments under permit-to-work and isolation systems.

• Experience coordinating with multidisciplinary construction and commissioning teams.

• Experience interpreting electrical drawings, protection schemes, and single-line diagrams.

Technical Skills

• S1 Authorisation certification or equivalent for HV operations.

• Strong understanding of high-voltage systems, protection schemes, and substation operations.

• Knowledge of electrical safety rules, permit-to-work systems, and isolation procedures.

Interpersonal and Communication Skills

• Excellent verbal and written communication skills in English.

• Strong organisational and multitasking capabilities.

• Must be an EU citizen and eligible to work on-site in Finland.

Strategic Performance Metrics (KPIs)

• Safe execution of HV switching and operational activities.

• Compliance with electrical safety rules and procedures.

• Delivery of testing and commissioning activities in line with the programme.

• Quality and accuracy of documentation and records.

• Effective coordination with project and commissioning teams.

Health, Safety and Environment (HSE)

• Comply with all applicable health, safety, and environmental legislation, regulations, and company procedures.

• Integrate safety-by-design principles into all engineering and project activities, ensuring designs and solutions prioritise the safety of personnel, equipment, and the environment.

• Participate in risk assessments and hazard identification activities relevant to the role.

• Report safety concerns, incidents, and near-misses in accordance with company HSE procedures.

• Support the development and maintenance of a positive safety culture within the team and across projects.

• Ensure compliance with the company Integrated Management System (IMS), covering quality, safety, and environmental standards.

Replacement Policy

• For absences of less than one month, the HV Electrical Engineer (S1) will be replaced by a suitably authorised member of the project electrical or commissioning team.

• For absences exceeding one month, a temporary replacement will be appointed by senior management in accordance with DCS Norway replacement policy guidelines.

• The replacement will assume the key responsibilities outlined in this job description to ensure continuity of safe HV operations and project delivery.

Benefits

• Private health insurance with occupational healthcare and other statutory insurances, provided in accordance with Finnish law.

• Annual holiday in accordance with the Finnish Annual Holidays Act (Vuosilomalaki). Holiday accrues at the rate of two (2) weekdays per full holiday credit month, resulting in a maximum entitlement of 24 weekdays of annual leave for the duration of this contract.

• Shared accommodation while on-site.

• Shared vehicle while on-site for business-related purposes.

• Coverage of all approved business-related travel, accommodation, and reasonable reimbursable expenses incurred in connection with business activities and business trips, in accordance with company policies and approval procedures. This does not apply to normal commuting to and from the work site or to personal travel, including travel to the employee’s home or chosen place of residence outside working periods.