Job Title: NG Authorised Wireman / Electrician Location: Upper Boat 275kV Substation, Wales Start Date: 23rd February 2026 End Date: 26th June 2026 Hours: 07:30 - 17:30 (45 hours per week) Rate: 300 - 320 per day (depending on experience) Type: Temporary / Contract Overview: We are seeking an experienced NG Authorised Wireman / Electrician to support delivery works on a live transmission substation project for a major UK infrastructure contractor (client name confidential). This role is suited to candidates with a strong background in National Grid environments and proven experience working on high-voltage substation installations. Key Responsibilities: Electrical fitting activities on high-voltage switchgear, transformers, and associated equipment Installation of control and protection systems Installation of earthing systems Installation of outdoor plant including busbars, disconnectors, and switchgear Maintenance of high-voltage equipment Fault finding on both LV and...