Apprentice HR Administrator (Sizewell C) - Civil Works Alliance (CWA)
Support the building of Sizewell C, a 3.2‑gigawatt low‑carbon power station for over 60 years. This role is within the CWA Wide Section.
What will you do?
As an Apprentice HR Administrator, you will support the HR team in a dynamic multicultural environment, ensuring seamless onboarding, data accuracy, and employee engagement.
Onboarding & Offboarding:
* Coordinate seamless onboarding for new starters, including vetting, international transfers, and IT access.
* Act as the primary point of contact for new hires, hiring managers, and recruiters.
* Manage end‑to‑end offboarding processes, ensuring compliance and smooth transitions.
HR Operations:
* Prepare and proofread HR documents (contracts, offer letters, policy communications).
* Resolve employee queries on payroll, benefits, and systems, escalating complex issues as needed.
* Organise employee engagement activities (team events, well‑being initiatives, recognition programs).
Data Management:
* Maintain accurate employee records in the HRIS, ensuring compliance and reporting accuracy.
* Contribute to HR initiatives, such as improving international transfer processes.
* Cover for team members during absences to maintain service continuity.
Skills required
* Organised: work efficiently in a fast‑paced environment.
* Detail‑Oriented: spot errors in contracts or data before they become issues.
* Collaborative: work effectively with teams across cultures and time zones.
* Tech‑Savvy: proficient in Excel, Word, and PowerPoint (data entry, reporting, presentations).
* Values‑Driven: align with our core competencies – humility, positivity, respect, and solidarity.
* Resilient: handle pressure with professionalism and discretion.
* Previous HR or administrative experience.
* Familiarity with HRIS systems.
For this role you must have evidence of right to work in the UK. As a project, we do not discriminate on the grounds of age, gender, race, colour, religion, disability or sexual orientation, and we welcome applications from all sections of the community.
Closing Date
The closing date for this job offer is 06/06/2026.
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