Job Title: Senior Administrator
Location: Whitehaven, Cumbria + Hybrid Working Arrangement
Compensation: Attractive Salary + Benefits
Role Type: Full time / Permanent
Role ID: SF
Make an Impact Where It Matters
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 Administrator at Fleswick Court, near Whitehaven, Cumbria.
The role
As a Senior Administrator, you’ll have a role that is out of the ordinary. You’ll be at the heart of our operations, supporting the General Manager and Cumbria-based project teams. This is a role where your organisational skills and proactive approach will make a real difference, ensuring smooth office operations and enabling critical projects that protect our energy infrastructure.
Day-to-day, you’ll be
1. Managing key office systems and maintaining accurate training records for our end-client.
2. Using Microsoft Office packages to produce reports and updates with minimal supervision.
3. Liaising with project teams and clients to provide timely information and support.
4. Coordinating office requirements, including landlord liaison, meeting room bookings, and reception management.
5. Handling hotel bookings and other administrative tasks to keep operations running smoothly.
This is a permanent position, working 30 hours per week, based in Whitehaven, Cumbria. This is mainly an office-based role, with one day working from home.
Essential experience of the Senior Administrator:
6. Strong proficiency in Microsoft Office packages with minimal supervision.
7. Experience working collaboratively within teams.
8. Demonstrable ability to show initiative and adopt a solutions-focused approach.
Qualifications for the Senior Administrator:
9. We value difference and don’t have a fixed idea when it comes to background or education, provided you can show the required level of experience and/or willingness to learn then we would like to hear from you.
Security Clearance
The successful candidate must be able to achieve and maintain Standard (BPSS) security clearance for this role. Further details are available at United Kingdom Security Vetting: clearance levels - GOV.UK (
What we offer
10. Generous holiday allowance
11. Matched contribution pension scheme, with life assurance
12. Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+
13. Employee share scheme
14. Employee shopping savings portal
15. Payment of Professional Fees
16. Reservists in the armed forces receive 10-days special paid leave
17. 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.
18. ‘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
19. 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