BAKER HARDING
Site Electrical Testing Engineer
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Site Electrical Testing Engineer
This is an exciting opportunity to join a brilliant team to support the continued growth of an established family-owned business in Leeds.
We are seeking an experienced Site Test Engineer to join great Operations team. This role is primarily site-focused, requiring regular travel across the UK and, where required, overseas.
The Role:
Reporting to the Head of Site Services, you will be responsible for the on-site testing, commissioning and maintenance of transformers and associated equipment.
This is a hands-on role combining mechanical, electrical, and testing responsibilities, requiring a high level of technical competence, safety awareness, and the ability to work independently on customer sites.
Key Responsibilities
- Lead and carry out on-site transformer testing and commissioning activities
- Perform mechanical assembly and installation of transformers and associated equipment in line with Transformer testing procedures
- Carry out fault finding, diagnostics, and repair work
- Undertake transformer maintenance activities
- Read and interpret technical drawings and schematics
- Complete all test documentation and reports accurately
- Ensure all work is carried out in line with site RAMS and Health & Safety requirements
- Represent the business professionally when working with customers and stakeholders
- Travel regularly to sites across the UK and overseas as required
Transformer Testing Scope
Power Transformers
- Insulation Resistance
- HV Withstand Testing
- Transformer Ratio Testing
- SFRA
- Winding Resistance Testing
- HV & LV CT Testing
- Bushing Testing including Tan Delta
- Tapchanger Checks
- Buchholz Relay Alarm and Trip Testing
- OTI and WTI Calibration
- PRD, MOG, Air Bag Relay and Oil Surge Relay functional checks
- Marshalling Box testing
- Cooling system checks including fans
- Rupture Detector Relay testing
- Impact Recorder results review
- Oil sampling including pre- and post-circulation analysis
- Ashridge setup
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Distribution Transformers
- Insulation Resistance testing
- Applied Voltage / HV Withstand testing
- Winding Resistance testing
- Transformer Ratio testing
- Vector Group verification
- HV and LV CT testing
- Marshalling and control wiring checks
- Functional testing of auxiliary equipment including:
- Breathers
- OTI and WTI
- Magnetic Oil Gauge
- Buchholz relay
- Pressure Relief Device
- Pressure and vacuum gauges
Additional Site Responsibilities
Mechanical Assembly
- Installation of radiators, conservators, and cooling systems
- Mounting HV and LV bushings and tap changers
- Gasketing and sealing to prevent oil leaks
- Installation of marshalling boxes, cable tray, and accessories
- Torque checking of fixings
Electrical Assembly
- Termination of internal and external wiring
- Installation and wiring of control and protection devices
- Performing functional checks on alarms and trips
Maintenance and Refurbishment
- Oil draining, filling, and filtration support
- Replacement of gaskets, seals, and breathers
- Inspection and upgrading of transformer accessories
- Oil sampling for analysis
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Site Safety and Compliance
- Setting up safe working areas and barriers
- Following RAMS and site safety rules
- Use of lifting and rigging equipment
- Reporting hazards, near misses, and incidents
Knowledge and Experience
- Proven experience in electrical testing within an engineering environment
- Demonstrable experience in transformer testing and commissioning (essential)
- Experience working in site-based roles and live environments
- Relevant electrical qualifications and strong knowledge of regulations
- Ability to read and interpret electrical drawings and schematics
- Strong understanding of Health and Safety and safe systems of work
- Methodical approach with strong attention to detail
- Good communication skills and ability to work independently on site
- Flexible and willing to travel as required
Salary and Benefits
- Competitive salary (depending on experience)
- 25 days holiday plus bank holidays
- Company profit share scheme (paid quarterly)
- Healthcare cash plan and Employee Assistance Programme
- EV salary sacrifice scheme and EV charging on site in Leeds
- Pension scheme
Job Types: Full-time, Permanent
Experience:
- Working on site fitting distribution and power transformers: 1 year (required)
- Working within a engineering environment: 1 year (required)
- The ability to understand mechanical and schematic drawings : 1 year (required)
- Health & Safety and conducting risk assessments : 1 year (required)
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