Cavendish Nuclear
Senior Electrical, Control and Instrumentation Designer
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Job Title: Senior Electrical, Control and Instrumentation Designer
Location: Warrington, Cheshire or Preston, Lancashire + Hybrid Working Arrangement
Compensation: Competitive + Benefits
Role Type: Full time / Permanent
Role ID: SF59217
Lead the Design Behind the UK's Nuclear Innovation
At Cavendish Nuclear we’re working to create a safe and secure world, together, and if you join us, as a Senior EC&I Designer, you’ll have the opportunity to make a meaningful impact at either our Warrington (Cheshire) or Preston (Lancashire) sites, contributing to projects that truly matter.
The Role
As a Senior Electrical, Control and Instrumentation Designer you’ll have a role that’s out of the ordinary. You'll provide support and technical guidance for a team of designers. The role will assure the quality of output to the required standards consistent with whole lifecycle from concept to in service support.
Day-to-day, you’ll
- Provide specialist technical advice and design governance, ensuring adherence to technical standards and promoting collaboration across Design and other functions.
- Allocate tasks and check outputs for a team of Designers, ensuring coordination across disciplines and compliance with company and regulatory standards.
- Support customer engagement, helping to resolve technical and delivery issues while building strong relationships to aid business development.
- Contribute to design production, including drawings for basic, detailed, and production stages, and assist in resolving manufacturing and installation queries.
- Lead low-risk multi-discipline projects, develop innovative design solutions, and stay informed on industry developments, tools, and techniques.
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This role is full time, based in either Warrington or Preston, 37 hours per week and provides hybrid working arrangements.
Essential Experience Of The Senior EC&I Designer
- Experience in a detailed design environment
- Good knowledge of CAD tools
- Knowledge of General Engineering Drawing Practice
Qualifications For The Senior EC&I Designer
- HNC/HND minimum in a relevant discipline OR equivalent academic qualification
Security Clearance
The successful candidate must be able to achieve and maintain Security Check (SC) security clearance for this role. Further details are available at United Kingdom Security Vetting: clearance levels - GOV.UK
What We Offer
- Generous holiday allowance
- Matched contribution pension scheme, with life assurance
- Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+
- Employee share scheme
- Employee shopping savings portal
- Payment of Professional Fees
- Reservists in the armed forces receive 10-days special paid leave
- Holiday Trading is a benefit that allows UK Cavendish Nuclear employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement. This Window opens February through to March annually
- ‘Be Kind Day’ enables employees to take one working day's paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity
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Cavendish
We’re Cavendish Nuclear — a team of c5,000 specialists and a core part of Babcock International Group.
Here, you’ll be part of something bigger. Across clean energy, defence, and civil decommissioning, your work will contribute to projects that are critical to energy security and national protection. Together, we’re shaping a future that lasts — not only through the impact we make, but through meaningful careers that respect your work-life balance.
Join us and discover how far we can go, together.
We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email careers@babcockinternational.com with the subject header ‘Reasonable adjustments requirement’. We’re committed to building an inclusive culture where everyone’s free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.
Closing date: 23/07/2026
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