Rolling Stock Fitter - Technician

Rullion Managed Services • Cardiff, South Glamorgan • Posted June 24, 2026

About the Role

Rolling Stock Fitter (C4 Technician)

Location: Cardiff
Contract Type: Inside IR35
Rate: £33.00 per hour (Umbrella)
Duration: 3-6 months initially, with potential for extension
Positions Available: 3
Hours: 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 Requirements

Candidates must possess:

NVQ Level 3, Apprenticeship, or equivalent qualification in a relevant mechanical, engineering, or rolling stock discipline
Proven rolling stock maintenance, overhaul, or heavy maintenance experience
Demonstrable C4 competency acr...