Rail Warranty Technician – Citylink Class 398

Rullion; Cardiff; On-site; GBP 36,000 - 52,000; Full time

Job summary

Rullion is recruiting Warranty Support Technicians for a long-term contract at the new Taff's Well depot in Cardiff. You will support Class 398 Citylink tram-train vehicles, performing warranty repairs and modifications, fault diagnosis, and functional testing within a multidisciplinary team.

The role involves reading schematics, documenting findings, and collaborating with commissioning, production and depot teams to ensure safe, compliant operation.

Qualifications

• NVQ Level 3 or equivalent electrical, electronic or mechanical qualification.
• Strong practical experience in 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.
• Ability to read electrical or mechanical schematics and drawings.
• Experience documenting maintenance records.

Responsibilities

• Carrying out electrical and/or mechanical warranty repairs on Class 398 vehicles.
• Diagnosing faults and identifying root causes across train systems.
• Completing hardware modifications and modification campaigns across the fleet.
• Undertaking functional testing and sign-off following repairs and modifications.
• Reading and interpreting electrical and mechanical drawings, schematics and technical documentation.
• Liaising closely with commissioning, production, engineering and depot teams.

Skills

Electrical fault-finding

Mechanical fault-finding

Schematic reading

Team player

IT literacy

Education

Electrical/Mechanical apprenticeship or equivalent (NVQ3/City & Guilds/BTEC)

Tools

Reading electrical/mechanical schematics

Job description

Rullion is recruiting Warranty Support Technicians for a long-term contract at the new Taff's Well depot in Cardiff. You will support Class 398 Citylink tram-train vehicles, performing warranty repairs and modifications, fault diagnosis, and functional testing within a multidisciplinary team.

The role involves reading schematics, documenting findings, and collaborating with commissioning, production and depot teams to ensure safe, compliant operation.