Senior Service Engineer

How you'll power our business as a Senior Service Engineer At DTGen, we're dedicated to delivering reliable and innovative critical power solutions that keep businesses, infrastructure and essential services running when they need them most. As a Senior Service Engineer, you'll play a vital role in supporting our customers across a wide range of sectors by carrying out fault finding, diagnostics, servicing, maintenance and repairs on diesel generator systems. This is a hands-on role that combines technical expertise, customer engagement and team leadership, giving you the opportunity to mentor engineers while working on critical power equipment across the UK. What You'll Be Doing

• 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 ensuring work is completed to the highest standards, within agreed timescales.
• Mentoring junior engineers and apprentices while promoting engineering best practice.
• 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 and parts teams.
• Completing detailed service reports, timesheets and maintenance documentation.
• Managing van stock levels and ensuring tools and equipment remain calibrated and compliant.
• Participating in the company on-call rota.
• Supporting health, safety, environmental and quality standards across all activities.
• Working across customer sites throughout the UK, with occasional travel and overnight stays where required. Essential What we'll need from you
• 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.
• Strong organisational skills and attention to detail.
• Full UK Driving Licence.
• Ability to work independently and as part of a wider engineering team.
• ECS or CSCS Card.
• DBS or Disclosure Scotland clearance (or willingness to obtain).
• Working at Height certification.
• Manual Handling training.
• Asbestos Awareness training.
• Personal Attributes
• Customer-focused approach.
• Reliable and professional.
• Flexible and adaptable.
• Able to work under pressure.
• Committed to high standards of workmanship and service delivery.
• Positive role model for junior engineers and apprentices. Why join DTGen? At DTGen, our people are at the heart of our success. We are committed to building a culture where our engineers can develop their skills, take ownership of their work and contribute to delivering exceptional service to our customers. You'll have the opportunity to work with industry-leading power generation equipment, develop your technical expertise and be part of a business that values reliability, innovation and continuous improvement. Our Commitment to Diversity, Equity & Inclusion