HV Service Engineer

Job Title: HV Protection Engineer

Role Overview

We are seeking an Electrical PowerProtection Engineer to support the testing, commissioning, and validation ofelectrical power systems and protection equipment. This role ensures that newand refurbished electrical plant and protection systems operate safely and infull compliance with manufacturer specifications, company procedures, andoperational requirements.

The role involves a structuredcommissioning approach from individual component testing through to full systemenergization, ensuring system integrity during operation compliance.

Working as part of a Mobile four-personteam in London and surrounding area’s . Working week will involve subinspections and non-intrusive works inspections over a diverse portfolio ofbuildings. Intrusive Maintenance will be planned and completed Out of Hours andincorporated in wages for fifteenmaintenance activities over the year.

Key Responsibilities

• Test electrical power plant and protection systemsacross power generation, transmission, and distribution environments
• Carry out maintenance activitiesfrom component-level testing to full system energisation
• Verify that plant and equipmentmeet operational, safety, and performance standards
• Diagnose faults, perform faultanalysis, and implement corrective actions
• Monitor system performanceduring initial operation and ensure reliability
• Produce and review technicaldocumentation and commissioning reports
• Ensure all activities aredelivered safely, on time, within budget, and to quality standards
• Provide technical guidance andsupport to colleagues and stakeholders
• Plan, prioritise, and schedulecommissioning activities

Technical Knowledge & Experience

• Strong understanding ofelectrical power systems and associated plant and equipment
• Knowledge of high voltagegeneration, transmission, and distribution systems

Understandingof

• Protection, control, andtelemetry systems
• Fault analysis methods andsystem behaviour
• Commissioning procedures andpractices
• Failure modes and system impact
• Electrical network operationsand topologies
• Relevant standards,regulations, and policies
• Experience selecting and usingappropriate testing and commissioning equipment

Key Skills

• Ability to apply analytical andengineering principles to real-world scenarios
• Competence in high voltage safesystems of work and risk management
• Proficient in using a widerange of electrical test equipment
• Ability to read and interpretengineering drawings and schematics
• Strong report writing anddocumentation skills
• Effective communication skillswith technical and non-technical stakeholders

Specialist Skills

Plant

• Testing, commissioning, andmaintenance of:
• Transformers
• Switchgear
• Conductors
• Battery systems
• Ancillary equipment

Protection

• Functional testing andcommissioning of protection systems
• Injection testing (current andvoltage) to simulate fault conditions
• Configuration and validationof:
• Microprocessor-based protectionrelays
• Numerical protection systems
• Electromechanical relays
• Ensuring correct integrationwith high voltage systems

Behavioural Competencies

• Collaborates effectively to deliver project outcomes
• Clear and confident communicator (written and verbal)
• Uses structured, logical approaches to resolve issues
• Methodical and process-driven mindset
• Takes responsibility for work delivery and team outcomes
• Engages effectively with stakeholders at all levels

Qualifications

• GCSE English (Grade B orequivalent)
• A Levels (Grade C or above) inMaths and/or Science
• Level 2 English and Mathsrequired (if not already achieved)
• 3 years Previous experience inindustrial electrical maintenance, switchgear maintenance, or power networks.
• Completed course on Maintenanceof Electrical Switchgear or demonstratable experience of minimum three yearsworking in industry
• Completed course in TransformerConstruction, Testing & Maintenance or demonstratable experience of minimumthree years working in industry
• Completed a course ordemonstrable knowledge of HV Protection testing or demonstratable experience ofminimum three years working in industry
• Desirable experience andqualifications
• Industry recognized Thermalimage training or demonstratable experience of minimum three years.
• Industry recognized PartialDischarge Training or demonstratable experience of minimum three years.

Training & Career Development

• Apprenticeship Level: Level4
• Typical Duration: 36 months
• Professional Registration:
• Eligible for EngineeringTechnician (EngTech)
• Progression pathway to IncorporatedEngineer (IEng)