Senior Electrical, Control and Instrumentation Engineer Full Time

Location: Flexible, UK + Hybrid Working Arrangement

Compensation: Competitive Salary + Benefits

Role Type: Full time / Permanent

Role ID: SF57033

Lead the Future of Nuclear Engineering

At Cavendish Nuclear we’re working to create a safe and secure world, together, and if you join us, you can play your part as a Senior Electrical, Control and Instrumentation (EC&I) Engineer at Cavendish Nuclear, based at one of our key locations – Moor Row (Cumbria), Warrington (Cheshire), Leicester (Leicestershire) or Bristol.

The role

As a Senior EC&I Engineer, you lead the design, integration and maintenance of high-integrity EC&I systems across nuclear facilities. This is a career-defining opportunity to deliver engineering excellence in a safety-critical environment, where your work directly supports national defence, clean energy and the future of sustainable infrastructure.

Day-to-day, you’ll

• Deliver high-quality administrative and coordination support across projects and teams.
• Liaise with internal departments and external stakeholders to ensure smooth communication and workflow.
• Maintain accurate records, documentation and reporting in line with company standards.
• Monitor progress against deadlines and proactively resolve issues to keep tasks on track.
• Contribute to continuous improvement by identifying opportunities to streamline processes.

This is a full-time role, working 37 hours per week. Hybrid working patterns are available, with an expectation of three days on site. The role is based at one of our key locations – Moor Row (Cumbria), Warrington (Cheshire), Leicester (Leicestershire) or Bristol. Travel to customer sites may be required depending on project needs.

Essential experience of the Senior EC&I Engineer:

• Design and deliver EC&I systems in regulated environments
• Apply nuclear safety standards such as IEC 61508 and BS EN 61511
• Work within cross-functional teams on complex engineering projects
• Engage with regulators, clients and suppliers to resolve technical challenges
• Produce and review technical documentation including specifications and safety case contributions

Qualifications for the Senior EC&I Engineer:

• Degree in Electrical Engineering, Control Engineering, Instrumentation or a related discipline
• Chartered Engineer status or working towards it (preferred)

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 (www.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 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
• Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.

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: 17/04/2026

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