Site-Based Administrative Assistant Location: Catterick, Yorkshire Sector: Construction / Defence Infrastructure Position Type: Full-Time, Site-Based Overview An established Tier 1 construction contractor is seeking a highly capable Administrative Assistant to join a major infrastructure project within a live Army base environment. This is a site-based role supporting a secure, high-profile scheme delivered in collaboration with a defence-sector client. Due to the sensitive nature of the site, all applicants must be British Nationals and willing to undergo security screening conducted by the client. Candidates with existing BPSS or SC clearance will be highly advantageous. Key Responsibilities * Provide comprehensive administrative support to the site team. * Assist the Document Controller with document management, tracking, and distribution. * Support the onboarding and clearance process for site personnel. * Maintain accurate records in line with security and compliance requirements. * Coordinate meetings, maintain registers, and ensure documentation is up to date. * Liaise with internal teams and external stakeholders to ensure smooth site operations. Requirements * Advanced proficiency in Microsoft Office (Word, Excel, Outlook, SharePoint; PowerPoint desirable). * Previous experience in a construction or site-based administ...