Fitter - National Grid Person ESSENTIAL

Job Title: Mechanical Fitter - National Grid Person ESSENTIAL Location: Elstree, WD25 8DT Start Date: 05/10/2026 Duration: Until 30/07/2027 Hours: 50 Hours Per Week (10 Hours Per Day) Contract Type: Contract IR35 Status: Outside IR35 Positions Available: 1 Rates: LTD / Umbrella (Outside IR35) £29.12/hour - First 37 Hours £30.87/hour - After 37 Hours / First 4 Hours Saturday £33.65/hour - After 4 Hours Saturday / Sunday / Bank Holidays

We are currently seeking an experienced Mechanical Fitter for a long-term contract opportunity with al leading Tier 1 on a major energy infrastructure project based in Elstree.

This is an excellent opportunity for a mechanically qualified fitter with GIS experience and a background in HV substations, power generation, oil & gas, or heavy industrial environments to join a high-profile project.

Please Note: Candidates must have GIS experience, a valid CSCS card, National Grid Persons, and Slinger / Signaller certification. A Welder ticket would be highly advantageous.

The Role

You will be working as part of the our clients site team, supporting mechanical installation activities on a major substation project. Reporting directly to the Site Supervisor / Chargehand, you will play a key role in ensuring works are delivered safely, efficiently, and to the highest quality standards.

Key Responsibilities

Carry out mechanical installation and fitting activities as directed by site management Work in line with all QEHS procedures and site safety requirements Support site supervisors and chargehands with day-to-day installation activities Complete allocated task cards within required project timescales Highlight any delays, issues, or risks proactively Maintain full compliance with health & safety, environmental, and quality standards Assist with site documentation where required Ensure accurate and timely submission of timesheets and associated paperwork Work safely at all times, maintaining a duty of care for yourself and others on siteRequirements:

NG Person Telehandler License Apprentice trained OR NVQ Level 3 / City & Guilds in a relevant mechanical discipline Minimum 1-2 years' experience within electricity supply industry construction or similar environments Proven GIS mechanical fitting experience Experiece working on HV Substations, Power Generation, Oil & Gas Heavy Industrial Construction Valid CSCS Card or CCNSG Safety PassportPersonal Attributes:

Strong interpersonal and communication skills Proactive and positive attitude Team-focused mindset Problem-solving mentality Ability to work independently when required Strong commitment to site safety and quality standardsIf you're an experienced Mechanical Fitter with GIS experience and the required National Grid authorisations, we'd be keen to hear from you immediately.

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