Site Administrator

Part of the VolkerWessels UK Group, VolkerStevin is an industry-leading civil engineering business, providing complex and innovative engineering solutions across a wide range of sectors including maritime, flood risk management, defence, energy, water and regeneration. Collaborating with, and drawing on the specialist skills of the group's business units we deliver a truly integrated, multidisciplinary service.

VolkerStevin is seeking an organised and detail‑focused individual to provide effective administrative and document control support to the security team. The role involves the accurate management of project documentation, coordination of day‑to‑day office activities, and support in establishing and maintaining security processes on high‑security projects.

Key Responsibilities:

Manage and reduce information security risks across the project.
Support supply chain assurance, including security vetting and IT system reviews.
Ensure all internal and supply chain personnel are security‑cleared in line with requirements.
Oversee supply chain security questionnaires and track any issues to resolution.
Coordinate Security Aspects Letter (SAL) flow‑down to maintain compliance.
Promote secure information sharing and handling throughout the project.
Ensure sensitive information and documents are stored securely to client standards.
Maintain security risk logs and report issues, breaches, or near misses promptly.
Deliver security briefings to ensure all project personnel understand and comply with security requirements.
Support post‑incident communication, including the delivery of Toolbox Talks where required.
Act as the primary point of contact between the project and the Deputy Security Controller.
Liaise with local security organisations to ensure security information and processes are effectively communicated to the project team.About you

Previous administration experience
Strong IT skills, including MS Office (Word, Excel, Outlook)
Excellent attention to detail with experience handling documentation, data entry and maintaining accurate records.
Good communication skills, both written and verbal, with the ability to work with internal teams, clients and suppliers.
Experience managing multiple tasks such as document control, booking systems, invoicing support or ticket management.
Ability to work independently, use initiative and respond quickly to operational needs.
Strong organisational skills with the ability to prioritise and meet deadlines.If your past experience doesn't match perfectly with every requirement of the job description, we still encourage you to apply. You may be just the right candidate for us.

Why work with us?

VolkerStevin is under the umbrella of VolkerWessels UK which is a multidisciplinary contractor that delivers innovative engineering solutions across the civil engineering and construction sectors including rail, highways, airport, marine, energy, water, and environmental infrastructure.

By utilising the specialist skills of each business unit within VolkerWessels UK, VolkerStevin are able to ensure our staff provide unrivalled resources and expertise to our clients.

We offer competitive rewards and benefits, recognising the value we place on our employees.

We offer a range of benefits, including:

Competitive salary
Competitive annual leave and an additional day off on your birthday
Option to buy additional annual leave
Private medical care
Pension
Life Assurance
Cycle to Work scheme
Shopping and restaurants vouchers, rewards, and discounts
Training and development opportunities-comprehensive skills-based training
Family friendly polices including enhanced maternity benefits
Employee Assistance
Flexible working opportunities
programme
Mental health, physical health, and financial support
24/7 Virtual GP serviceFairness, inclusion and respect

We believe in pushing boundaries in the pursuit of fairness, inclusion and respect. So, our teams can be comfortable that, whatever their background, VolkerWessels UK is a place where they can be themselves and thrive.

If you need support with your application, please contact us at

Additional information

Note for Recruitment Agencies:

Our preference is to hire directly, and we will reach out to our Preferred Supplier List (PSL) agencies if this particular role qualifies for release.

We kindly request that you refrain from sending speculative CVs. In the event of speculative CV submissions, no fees will be applicable, and we kindly ask that all inquiries to be directed

VolkerWessels UK is committed to maintaining healthy, safe and productive working conditions for its entire staff and therefore a drugs & alcohol screening is mandatory for all