Office Administrator

MSK is a leading UK provider of site support services with over 25 year's experience in the construction industry. Our continued growth is driven by strong processes, skilled teams, and a commitment to safety, sustainability, and high‑quality delivery. We’re proud to offer an inclusive, equal‑opportunity workplace where every employee is supported and valued. We’re looking for a motivated Office Administrator to join our expanding team. If you’re organised, detail‑focused, and confident handling fast‑paced admin tasks, we’d like to hear from you.

Key Responsibilities:

Manage and organise timesheets, invoices, and weekly payroll data. Maintain accurate employee records and chase missing documentation. Process rate forms, holiday pay, starter/leaver details, and database updates. Handle incoming calls professionally and resolve general admin queries. Liaise with employees and clients to gather information and resolve discrepancies. Support the wider team with additional administrative duties.

Desirable Skills:

Strong admin or data‑entry experience. Excellent accuracy and attention to detail. Confident with Excel, databases, and Microsoft Office. Good numerical skills and time‑management. Clear communication and a professional phone manner. Ability to work independently and as part of a team. Comfortable handling confidential information.

Work Location: In person