Job Title: Electrical and Instrumentation Technician
Location: Seascale, Cumbria
Compensation: Up to £45, + Benefits
Role Type: Full time and Permanent
Role ID: SF
Be Part of Nuclear Safety Excellence
At Cavendish Nuclear we’re working to create a safe and secure world, together. If you join us, you can play your part as an Electrical and Instrumentation (E&I) Technician at the Sellafield site, near Seascale and Egremont, Cumbria.
The role
As an E&I Technician, you'll have a role that's out of the ordinary. You are at the heart of our operations—responsible for the repair, maintenance, calibration, and testing of Radiation Protection Instruments. Your work ensures that critical systems meet the highest standards of safety, accuracy, and compliance.
Day to day, you’ll repair, maintain, calibrate, and test radiation protection instruments to meet customer work demands
1. Maintain instructions and record information accurately
2. Conform to local procedures, rules, and working practices to ensure compliance with specified regulatory and customer requirements
3. Provide technical advice, updates on work progress, and other relevant information to customers as required
4. Act as a mentor for other team members, including apprentices and new entrants, to ensure standards and best practices are maintained
This permanent role offers 37 hours per week and is based at our Sellafield site, close to Seascale and Egremont in Cumbria.
Essential experience of the E&I Technician:
5. Knowledge and understanding of conventional and nuclear safety
6. Proven experience servicing electronic instrument systems
Qualifications for the E&I Technician:
7. Level 3 Electrical Qualification
8. Apprenticeship or equivalent training in a relevant discipline (e.g., Electronic, Electrical, Instrumentation, Technology)
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
What we offer
9. Generous holiday allowance
10. Matched contribution pension scheme, with life assurance
11. Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+
12. Employee share scheme
13. Employee shopping savings portal
14. Payment of Professional Fees
15. Reservists in the armed forces receive 10-days special paid leave
16. 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.
17. ‘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
18. Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.
Cavendish Nuclear
As a leader within the UK nuclear industry, Cavendish Nuclear, part of