Assistant Site Manager

Sphere Solutions

📍 Cardiff, South Glamorgan, United Kingdom

Full-time construction-and-extraction Posted June 06, 2026

Job Description

The Opportunity

An exciting opportunity has arisen for an Assistant Site Manager to join a leading specialist contractor delivering large-scale external refurbishment, façade improvement, cladding remediation, and building safety projects across the UK.

Working alongside experienced construction professionals, you will support the Site Manager in the successful delivery of high-value projects, ensuring works are completed safely, on programme, within budget, and to the highest quality standards. This role offers excellent career progression for candidates looking to further develop their site management experience within a growing and technically challenging sector.

The Role

As Assistant Site Manager, you will support the day-to-day management of site operations, subcontractors, labour, materials, quality, and health & safety compliance. You will work closely with project, commercial, technical, and health & safety teams to ensure projects are delive...