Senior Diesel Generator Service Lead - Fault Finding

Exertis; Glasgow; On-site; GBP 42,000 - 54,000; Full time

Job summary

DTGen is seeking a Senior Service Engineer to service, maintain and repair diesel generator systems across the UK. You will diagnose faults, lead engineer projects, and mentor apprentices while ensuring high standards of workmanship and safety. This hands-on role combines engineering excellence with customer engagement and team leadership.

You will travel to customer sites, perform load bank tests, upgrade control panels, and complete detailed reports, timesheets and maintenance documentation.

Qualifications

• Recognised electrical or mechanical qualification or apprenticeship.
• Experience maintaining, servicing and repairing diesel generator systems.
• Strong fault-finding and diagnostic skills across electrical and mechanical disciplines.
• Ability to use specialist diagnostic equipment and tooling.
• Excellent customer service and communication skills.
• Full UK Driving Licence.
• Willingness to travel across the UK and work at customer sites.

Responsibilities

• Carrying out fault finding and diagnostics on diesel generator sets.
• Diagnosing and resolving electrical and mechanical engine faults.
• Replacing electrical and mechanical components.
• Delivering planned servicing and preventative maintenance activities.
• Leading multi-engineer projects and mentoring junior engineers and apprentices.
• Carrying out remedial repairs and load bank testing.
• Performing control panel upgrades and modifications.
• Responding to breakdowns and providing emergency repair support.
• Conducting site surveys and technical assessments as required.
• Communicating effectively with customers, OEMs and DTGen service teams.
• Completing detailed service reports, timesheets and maintenance documentation.
• Managing van stock levels and ensuring tools remain calibrated and compliant.
• Participating in the company on-call rota.
• Supporting health, safety, environmental and quality standards across activities.

Skills

Fault finding

Diagnostics

Customer service

Communication

Organisational skills

Independent working

Team leadership

Education

Electrical or mechanical qualification

Tools

Specialist diagnostic equipment

Tools and instrumentation

Job description

DTGen is seeking a Senior Service Engineer to service, maintain and repair diesel generator systems across the UK. You will diagnose faults, lead engineer projects, and mentor apprentices while ensuring high standards of workmanship and safety. This hands-on role combines engineering excellence with customer engagement and team leadership.

You will travel to customer sites, perform load bank tests, upgrade control panels, and complete detailed reports, timesheets and maintenance documentation.