Assistant Site Manager

Assistant Site Manager – Major Project | Tier 1 Contractor | Cardiff An exciting opportunity has arisen for an ambitious Assistant Site Manager to join a leading Tier 1 main contractor on a major, high-profile construction project in Cardiff. This is a fantastic opportunity for an individual with a strong main contractor background who is looking to take the next step in their career on a large-scale, prestigious development that will become a landmark scheme within the region. The Role – Assistant Site Manager As Assistant Site Manager, you will support the Site Manager and Senior Site Team in delivering a complex, multi-million-pound construction project to the highest standards of quality, safety, and programme performance. You will play a key role in coordinating subcontractors, maintaining site standards, and ensuring works are delivered safely and efficiently. Key Responsibilities: * Supporting the Site Manager in the day-to-day running of the site * Supervising subcontractors and direct labour on site * Ensuring works are delivered in line with programme and quality standards * Maintaining strict adherence to Health & Safety regulations * Conducting inductions, toolbox talks, and site inspections * Assisting with progress reporting and coordination meetings * Ensuring high standards of housekeeping and compliance Requirements: * Experience working for a main contractor in an Assistant Site Manager or Site Supervisor capacity * Experience on large-scale commercial, mixed-use, or complex build projects * Strong understanding of construction processes and sequencing * SMSTS or SSSTS (SMSTS preferred) * CSCS Card (Black or Gold preferred) * First Aid at Work (desirable) * Strong organisational and communication skills Why Apply? * Work on a major, prestigious project in Cardiff * Join a respected Tier 1 contractor with an excellent industry reputation * Clear career progression opportunities * Exposure to complex, high-value construction works * Competitive salary and comprehensive benefits package * Long-term pipeline of secured projects This role is ideal for an ambitious Assistant Site Manager looking to strengthen their experience on a landmark development while progressing within a highly regarded main contractor environment. If you are an Assistant Site Manager in Cardiff or South Wales looking to work on a major construction project with a Tier 1 contractor, apply today to discuss this opportunity in confidence