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Senior EC&I Designer-Nuclear

Job Posted: a month ago

Salary: £ 42 - 56 / Hour
Job Type: Contract
Location: Warrington, Cheshire

Expire in: 2 days

Job Description

Senior EC&I Designer - Sellafield Ponds Programme
 Contract | £51-£56/hour (Inside IR35)
 Warrington | Hybrid - 3 days on site / 2 days remote
 Sector: Nuclear Decommissioning | Sellafield Ponds

We are seeking an experienced Senior EC&I Designer to support major engineering works within the Sellafield Ponds Programme, one of the most complex and high-hazard decommissioning challenges in the UK nuclear sector.

This role will see you taking a senior position within the EC&I design team, leading the development, review, and delivery of high-integrity design packages for safety-critical systems. You will play a key role in ensuring designs meet strict nuclear safety, regulatory, and engineering standards while supporting project delivery across multidisciplinary teams.

Working within a collaborative engineering environment, you will provide technical guidance to designers and engineers, contribute to design reviews, and ensure the production of high-quality EC&I design documentation.

Key Responsibilities

Lead the development and delivery of EC&I design packages supporting Sellafield Ponds projects

Produce, review, and check drawings, schematics, and technical documentation for safety-critical systems

Ensure all design outputs comply with Sellafield procedures, nuclear safety standards, and regulatory requirements

Support and contribute to design reviews, hazard studies, and technical assurance activities

Collaborate with multi-disciplinary teams including mechanical, structural, and project engineering

Provide technical leadership and mentorship to junior and mid-level EC&I designers

Assist in the verification, validation, and substantiation of engineering designs

Requirements

Significant experience as an EC&I Designer within the nuclear sector or other highly regulated industries

Strong understanding of electrical, control, and instrumentation design principles

Proven experience producing and checking engineering drawings, design documentation, and technical deliverables

Familiarity with Sellafield standards, processes, and design assurance requirements

Ability to support technical leadership and mentoring within a design team

SC clearance preferred, or the ability to obtain

Why Join?

£51-£56/hour (Inside IR35)

Hybrid working - 3 days in Warrington, 2 days remote

Opportunity to work on the Sellafield Ponds Programme, a nationally significant nuclear decommissioning project

Join a highly experienced engineering team working in a complex, safety-critical environment

Apply now to bring your senior EC&I design expertise to one of the UK's most important nuclear decommissioning programmes

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