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Posted 06 August, 2026

Rolling Stock Fitter - Technician

Rullion Limited
Cardiff, WLS, GB Full Time

Job Description

Rolling Stock Fitter (C4 Technician)Location: CardiffContract Type: Inside IR35Rate: £33.00 per hour (Umbrella)Duration: 3-6 months initially, with potential for extensionPositions Available: 3Hours: 36 hours per week (Day & Afternoon Shifts)The Opportunity We are currently recruiting for several experienced Rolling Stock Fitters to support a major rolling stock overhaul programme based in Cardiff.This is an excellent opportunity to join a skilled maintenance team working on the overhaul and refurbishment of a fleet of diesel multiple units. The programme involves the overhaul of 18 units with a planned 20-day turnaround per vehicle.Essential RequirementsCandidates must possess:NVQ Level 3, Apprenticeship, or equivalent qualification in a relevant mechanical, engineering, or rolling stock disciplineProven rolling stock maintenance, overhaul, or heavy maintenance experienceDemonstrable C4 competency across the majority of the activities listed belowC4 Experience RequiredSuccessful candidates should have experience in most of the following:Autocoupler removal and refitIntermediate Bar Coupler removal and refitSpring Box Assembly workGangway removal and refitGangway Flexi removal and refitValve change-outsBogie disconnectionCentre Pivot / Pedestal removal and refitHydraulic reservoir and hose removal and refitKey ResponsibilitiesCarrying out mechanical overhaul, maintenance, and refurbishment activitiesWorking to engineering standards, specifications, and maintenance instructionsEnsuring all work is completed safely and in accordance with quality requirementsSupporting the delivery of overhaul programmes to strict timescalesCompleting all associated documentation accurately and on timeWhat's on Offer?£33.00 per hour (Umbrella)Long-term contract opportunity with extension potentialImmediate starts availableOpportunity to work on a significant rolling stock overhaul programmeStable shift pattern with consistent hoursIf you have the relevant C4 experience and rolling stock qualifications, we'd be keen to hear from you.Rullion celebrates and supports diversity and is committed to ensuring equal opportunities for both employees and applicants.TPBN1_UKTJ