Warranty Technician

Rullion Managed Services; Nantgarw; On-site; GBP 30,000 - 42,000; Full time

Job summary

Rullion is recruiting Warranty Support Technicians for a long-term contract at the new Taff's Well rail depot in Cardiff. You will work on the Class 398 Citylink tram-train fleet, delivering electrical and mechanical fault-finding, warranty repairs and functional testing as part of the introduction to service.

The role requires an electrical/electronic/mechanical engineering apprenticeship or equivalent qualification (ideally NVQ Level 3, City & Guilds, BTEC).

Qualifications

• Recognised electrical, electronic or mechanical engineering apprenticeship/qualification.
• Ideal to NVQ Level 3, City & Guilds, BTEC or equivalent.
• Experience in rolling stock maintenance, warranty or fleet modification.
• Ability to read electrical and mechanical schematics and drawings.
• Experience documenting maintenance records and technical reports.

Responsibilities

• Carry out electrical and/or mechanical warranty repairs on Class 398 vehicles.
• Diagnose faults and identify root causes across train systems.
• Complete hardware modifications and modification campaigns across the fleet.
• Undertake functional testing and sign-off after repairs and modifications.
• Record completed work and findings in the asset management system.
• Produce clear technical reports covering defects, repairs and investigations.
• Support warranty claims and post-incident investigations as required.
• Liaise with commissioning, production, engineering and depot teams.

Skills

Electrical fault-finding

Mechanical fault-finding

Reading schematics

Maintenance experience

NVQ Level 3

Education

City & Guilds / NVQ Level 3

Tools

Asset management systems

Microsoft Office

Job description

Warranty Support Technician

Location: Taff's Well, Cardiff

Contract: Long-term contract

Industry: Rail / Rolling Stock Maintenance

Fleet: Class 398 Citylink Tram-Trains

The opportunity

We are recruiting Warranty Support Technicians for a long-term contract opportunity based at the brand-new Taff's Well rail depot in Cardiff.

Working on the Class 398 Citylink fleet, you will join a technical team responsible for supporting new vehicles during their warranty and introduction into service period. The role will involve a combination of electrical and mechanical fault finding, warranty repairs, modifications, functional testing and technical investigations.

This is an excellent opportunity for an experienced Rolling Stock Technician or Engineer looking for a circa two-year contract assignment working on a modern fleet of tram-train vehicles.

You will be responsible for:

• Carrying out electrical and/or mechanical warranty repairs on Class 398 vehicles.
• Diagnosing faults and identifying root causes across a range of train systems.
• Completing hardware modifications and modification campaigns across the fleet.
• Undertaking functional testing and sign-off following repairs and modifications.
• Working across systems including high and low voltage, TCMS, propulsion, doors, brakes, bogies and vehicle body systems.
• Reading and interpreting electrical and mechanical drawings, schematics and technical documentation.
• Investigating repeat failures and supporting the resolution of more complex technical issues.
• Supporting condition monitoring and performance investigations.
• Recording completed work, materials and technical findings accurately within the asset management system.
• Producing clear technical reports covering defects, repairs and investigations.
• Supporting warranty claims and post-incident investigations where required.
• Ensuring removed components are correctly recorded and returned for repair, overhaul or investigation.
• Assisting with materials management, stock control and preparing component kits for upcoming modifications.
• Liaising closely with commissioning, production, engineering and depot teams.
• Working in accordance with all relevant safety, quality and environmental procedures.

What we're looking for

• A recognised electrical, electronic or mechanical engineering apprenticeship/qualification, ideally to NVQ Level 3, City & Guilds, BTEC or equivalent.
• Strong practical experience within rolling stock maintenance, commissioning, warranty or fleet modification.
• Experience working on trains, trams, tram-trains or similar rail vehicles.
• Strong electrical and/or mechanical fault-finding skills.
• The ability to confidently read electrical or mechanical schematics and drawings.
• Experience investigating technical faults and identifying root causes.
• A good understanding of safe systems of work within a maintenance or production environment.
• Experience completing technical documentation and maintenance records.
• Basic IT competency, including Microsoft Office and electronic maintenance/asset management systems.
• A practical, hands‑on approach with the ability to work effectively as part of a technical team.

Experience in any of the following would be advantageous

• Stadler Citylink or similar tram/light rail vehicles.
• New fleet introduction or commissioning.
• Rolling stock warranty support.
• Fleet modification programmes.
• TCMS and vehicle control systems.
• Train propulsion, braking and door systems.
• High and low voltage electrical systems.
• Stock and materials control.
• Preparing component kits for modification campaigns.
• Post-modification functional testing.
• Technical investigations and root cause analysis.

Rail / Rolling Stock / Warranty / Commissioning / Fault Finding / Modification / Electrical / Mechanical / Tram / Tram-Train / Class 398 / Citylink / Cardiff / Taff's Well

Rullion celebrates and supports diversity and is committed to ensuring equal opportunities for both employees and applicants