We are looking for a highly organised, proactive and professional Senior Site Administrator to join our Construction team.
This is a varied role that combines responsibility for the day-to-day administration and smooth running of a dedicated construction site with wider site coordination responsibilities across a number of live developments. Acting as the primary administrative lead for your assigned site, you will ensure site operations run efficiently while also supporting consistency, best practice and operational effectiveness across the wider site administration function.
Working closely with site teams, Site Administrators and internal support departments, you will play a key role in maintaining high administrative standards, supporting site mobilisation activities and ensuring our project offices operate smoothly and professionally.
Important Notice - Location Transition
This role will initially be based at our Horlicks Quarter development in Slough, providing an opportunity to gain a comprehensive understanding of our systems, processes and ways of working. The successful candidate will then transition to our Hemel Hempstead development from approximately July 2027, where they will continue in the role supporting the day-to-day operation of the site and wider site coordination activities. Applicants should be comfortable travelling to and working from both locations.
Site Administration Duties
You will be responsible for the day-to-day administration and office coordination of an assigned construction site, including:
- Managing the general administration and smooth running of the site office.
- Supporting health and safety administration, site entry systems and essential site documentation.
- Coordinating sustainability returns and ensuring site information is submitted accurately and on time.
- Processing weekly subcontractor payments and supporting site teams with payment-related administration.
- Managing office supplies, equipment, facilities and general site office requirements.
- Supporting communication with neighbours, residents and external stakeholders where required.
- Taking accurate meeting notes and distributing actions in a timely manner.
- Ensuring the site office is well-organised, professional and operating effectively on a day-to-day basis.
Site Coordination Duties
Alongside responsibility for the day-to-day administration of your assigned site, you will support the coordination, consistency and effective operation of administration activities across the wider portfolio of construction sites:
- Support and develop site administration teams by providing guidance, training and workload support to Site Administrators across multiple sites, helping to ensure a consistent and high-quality administrative service.
- Provide operational cover and additional support across sites during periods of holiday, sickness, training, increased workload or prior to the appointment of a permanent Site Administrator on a new development.
- Coordinate site setup and mobilisation activities, including new site office establishment, office relocations, compound planning, IT requirements and the preparation of essential site documentation, working closely with internal departments and external suppliers.
- Manage key cross-site administrative systems and reporting, including maintenance of the Construction SharePoint page, coordination of sustainability KPI reporting and support for Health & Safety administration processes and initiatives.
- Coordinate office equipment and facilities across sites, including photocopiers, plotters, maintenance agreements, invoice authorisation and supplier liaison to ensure sites remain fully operational.
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Strong organisational and time management skills.
- Confidence in minute taking and communicating with colleagues at all levels.
- The ability to work on your own initiative and manage competing priorities.
- A flexible, self-motivated and proactive approach.
- Strong communication skills, with the ability to support and train others.
- Good working knowledge of Microsoft Outlook, Excel and Word.
- A collaborative and team-focused approach.
- A full driving licence and access to a car, as travel between sites will be required.
Previous experience in a site administration, construction administration or similar coordination role is not required but highly beneficial.
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25 days annual leave, increasing with service to 33 days.
- Health and wellbeing benefits including Private Medical Insurance.
- Lifestyle benefits including access to an online discount platform.
- Berkeley Foundation volunteer day.
- Private pension plan.
- Group life assurance.
The standard default full-time working hours in the site office are 7:30-16:30 Monday to Friday with core working hours 9am-4pm.
Internal applicants:
If you’re an internal applicant, please ensure you’ve informed your line manager of your intention to apply for this position.
Berkeley Group builds homes and neighbourhoods across London, Birmingham and the South of England. We revive underused land, creating welcoming, sustainable and nature-rich places where communities thrive and where people of all ages and backgrounds enjoy a great quality of life.
We specialise in long-term brownfield regeneration, focusing on challenging and complex sites that are beyond the scope of conventional homebuilders. We are highly collaborative, working with councils and communities to create a shared vision and to unlock a mix of social, environmental, economic and commercial value that benefits all of our stakeholders.
Our passion for quality and design underpins everything we do. All Berkeley homes are created with care, expertise and relentless attention to detail.
We have a diverse workforce and culture rooted in attention to detail, effective communication, a sense of fun and a huge feeling of ownership and pride. With a commitment to innovation, sustainability, and customer satisfaction, we have become synonymous with exceptional design and meticulous attention to detail.
