This contract is no longer accepting applications.

The details below are kept for reference. Live contracts like this one are listed further down.

Principal CE&I Protection Engineer -Nuclear

Principal CE&I Protection Engineer - Nuclear Location: Warrington - 1 day per week, 4 days WFH (with occasional site visits) £60-67/hour Inside IR35 Project: Sellafield Electrical Distribution Network Upgrade -…

Inside IR35 Hybrid Engineering
Pay rate £60 – £67/hour
Contract type Contract
Posted 15 July 2026

Trusted. Transparent. Built for contractors. Thousands of UK contractors find their next contract on ContractorUK.

View all engineering jobs ›

About this contract

Inside IR35

Principal CE&I Protection Engineer - Nuclear
Location: Warrington - 1 day per week, 4 days WFH (with occasional site visits)
£60-67/hour Inside IR35

Project: Sellafield Electrical Distribution Network Upgrade - Infrastructure Strategic Alliance

The Opportunity:
Join the CE&I design team delivering power systems and protection engineering for a high-profile Sellafield project. You'll play a key role in shaping the Electrical Distribution Network Upgrade through cutting-edge modelling, fault analysis, and protection system design.
Key Responsibilities:

Develop and maintain the project's working ETAP model
Produce and review fault calculations
Support protection and control system design for 11kV & 400V networks
Collaborate with multidisciplinary teams to deliver high-quality designs
Essential Experience:

Strong knowledge of BS EN 60909 Fault Calculations
Skilled in power distribution modelling software
Hands-on experience with protection and control systems (11kV & 400V)
Desirable Experience:

Familiarity with Sellafield Design Processes
Experience with CAD tools such as Trimble, ERACs, Digsilent
Knowledge of IEC61850 and power systems SCADAs
Chartered Engineer status, or working towards chartership in a relevant discipline
Why Join Us?

Flexible hybrid working (WFH 4 days/week)
Work on a high-impact, long-term Sellafield project
Opportunity to shape power systems and protection strategy in a safety-critical environment
Apply Now to take your career in CE&I protection engineering to the next level

Apply for this job

You'll complete your application on CV-Library, our jobs partner.

← More engineering jobs

Email me new Engineering contracts like this one

One email when new matches appear. Unsubscribe with one click.

Prefer to be found? Upload your CV to CV-Library — free