Job Description

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Site Administrator (Sizewell C)
Atkinsrealis
Sizewell C

We're AtkinsRéalis, a world-leading design, engineering, and project management organisation. We connect people, data, and technology to transform the world's infrastructure and energy systems.
We are looking for an experienced Site Support / Administrator to join our AtkinsRéalis team on Sizewell C. AtkinsRéalis adopts a hybrid working policy, but this part-time role (approximately 16-20 hours per week) is intended to be office based in East Suffolk.
Flexible and remote working are central to our culture. So, talk to us about how we can support you. How about opting for flexible working or purchasing extra leave during school holidays? We value your transferable skills and potential and are ready to invest in your development and progression.

Your purpose (site support / administration)

• Provide day-to-day office and site administrative support, acting as a first point of contact and coordinating responses to general queries.
• Coordinate visitor logistics and onboarding as required, including access arrangements, inductions, passes, PPE and practical travel/site information.
• Support internal site communications by sharing timely operational updates and key information with relevant teams.
• Maintain site information (e.g., site/office guidance and updates), helping to keep content accurate, current and easy to find.
• Plan and book required training and refresher sessions and maintain associated records.
• Manage accommodation and logistics reporting by monitoring occupancy/allocations, chasing updates when needed and liaising with colleagues.
• Coordinate site vehicle and transport administration where applicable, maintaining booking arrangements and basic compliance records (e.g., checks, mileage and servicing/MOT tracking).
• Provide administrative support to the wider project team, including meeting coordination, document control tasks (printing/binding/filing) and practical support to site engineering as required.

What you can bring

• Previous experience in office administration, site support or coordination roles.
• Strong Microsoft Office skills (Word, Excel, Outlook and PowerPoint), with confidence producing clear updates and reports.
• Highly organised, with strong attention to detail and the ability to manage multiple requests and competing priorities.
• Comfortable maintaining records, trackers and information in shared systems/databases.
• Professional communication skills and confidence liaising with a range of stakeholders, handling sensitive information appropriately.

Why work for AtkinsRéalis?

• Project exposure: Join our Project & Programme Services team and expand your career on some of the industry's most exciting and newsworthy construction projects.
• Purpose-led work: Communities are at the heart of our work and our people are proud to be working towards a Net Zero Carbon future and regenerating cities across the UK.
• Development: We are committed to developing our people both personally and professionally, with access to a wide-ranging training portfolio and development activities. We also actively support staff in achieving corporate membership of relevant institutions.

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.