Senior CE&I Engineer - SEP Machines (MSSS, Sellafield)

Contract | £51-£56/hour (Inside IR35)

Warrington | Hybrid - 3 Days On-Site / 2 Days from Home

Are you an experienced Control, Electrical & Instrumentation Engineer ready to tackle some of the UK's most complex decommissioning challenges?

We're looking for a Senior CE&I Engineer to support the Magnox Swarf Storage Silo (MSSS) programme, delivering essential design and safety documentation across all three SEP Machines. This is a chance to contribute directly to one of the most high-profile legacy clean-up missions at Sellafield.

Key Responsibilities:

Deliver work packages across a wide range of CE&I design challenges

Provide expert input to the SEP1 Design Justification Report

Produce and/or check functional safety deliverables and design substantiation documents (IEC 61508, up to SIL1)

Solve complex technical issues with innovative and safe design solutions

Support installation, commissioning, and documentation processesWhat We're Looking For:

CEng/IEng , or equivalent experience

Strong background in Functional Safety, SIL-rated systems, and safety case development

Demonstrated experience delivering fit-for-purpose CE&I designs to time and budget

Skilled in breaking down technical issues and presenting resolution options

Familiarity with:

CE&I regulations (CDM, PUWER, BS13849/62061, BS7671)

Industrial installation standards, UKCA/CE marking

Engineering drawings and relevant standardsDesirable Skills:

Design risk assessments, installation method statements, EO packs

Panel build, technical files, and O&M documentation

Experience with PLC/SCADA control systems and network architectures

Ability to apply sound engineering judgement with a risk-based approach

Be part of the team shaping the future of nuclear decommissioning.

Apply now to join this technically rewarding and nationally significant programme