Site Administrator – Sizewell C Nuclear Power Station

About the role

Join Biffa’s Specialist Services Industrial Division as a Site Administrator at the Sizewell C Nuclear Power Station in Suffolk. You will support day‑to‑day operations, handling data entry, document control, weighbridge administration and general office coordination to ensure smooth site functioning.

Key responsibilities

• Perform general administrative duties to support site operations and the wider team.
• Process and maintain accurate records, ensuring documentation complies with company procedures.
• Support weighbridge operations through data entry and record keeping.
• Assist with processing supplier invoices and maintain filing systems.
• Maintain and update customer, contractor and operational data across relevant systems.
• Respond to internal and external enquiries promptly and professionally.
• Help book and coordinate waste movements and lift requirements when required.
• Manage document control systems (e.g., Teamcentre) to keep records current.
• Extract and compile basic operational data for reporting purposes.

Required profile

• Previous experience in an administrative or office‑based role.
• Strong organisational skills with attention to detail.
• Full UK driving licence.
• Willingness to complete a CITB Operative Test.

Required skills

• Proficiency with Microsoft Office – Word, Excel, Outlook and Teams.

What we offer

• Competitive salary.
• Generous pension scheme.
• Retail, leisure, holiday and travel discounts.
• Life cover.
• Ongoing career development, training and coaching.