PeopleCentre Administrator in Warrington

Location: Warrington, Cheshire + Hybrid Working Arrangement

Compensation: Attractive Salary + Benefits

Role Type: Full time / Permanent

Be at the Heart of Supporting Our People and Shaping a Safer Future

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 PeopleCentre Administrator, at our Warrington, Cheshire site.

The role

As a PeopleCentre Administrator, you’ll have a role that’s out of the ordinary. You play a vital role in ensuring our people have the timely, accurate and supportive service they need throughout their career with us. Day-to-day, you’ll be required to:

• Support payroll submissions accurately and on time
• Respond to employee queries and signpost to the appropriate specialist teams
• Manage enquiries related to benefits, salary sacrifice, maternity, paternity and sickness
• Liaise with stakeholders to ensure queries are resolved promptly and professionally
• Handle a high-volume workload while maintaining a positive and solutions-focused approach

This position is a 37‑hour‑per‑week role, based at our Warrington site. Hybrid working patterns are available.

Essential experience for the PeopleCentre Administrator:

• Demonstrating previous HR administrative experience with the ability to manage a large and varied workload
• Using Microsoft Office applications confidently
• Providing excellent customer service within a customer-facing role
• Communicating clearly and professionally with stakeholders
• Working effectively as part of a team in a busy environment

Qualifications for the PeopleCentre Administrator:

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.

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.
• 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: 17/02/2026