Job Title: M&E Mechanical Fitter - National Grid Person Location: Cilfynydd Substation, Pontypridd Job Type: Temporary (Inside IR35) Start Date: 16/03/2026 End Date: 25/09/2026 Hours: 07:30 - 17:30 (45 hours per week) Rate: 300 per day Positions Available: 1 Overview: We are currently recruiting for an experienced M&E Mechanical Fitter to join the team on a National Grid substation project at Cilfynydd Substation. This requirement has arisen due to additional project capacity and will involve working within a live transmission environment, supporting mechanical installation activities to strict National Grid standards. Please note: This role is determined as Inside IR35. Limited Company payment is not a compliant method. Key Responsibilities: Mechanical fitting and installation within a high-voltage substation environment Supporting M&E installation works in line with project specifications Working as part of a coordinated site team under site supervision...