Senior Site Manager

Role Overview We are seeking an experienced Senior Site Manager to join a leading construction business delivering a major residential-led development in East London. Reporting directly to the Project Manager, you will take responsibility for the day-to-day management of site operations, ensuring works are delivered safely, efficiently, and to the highest quality standards. This is a key leadership role requiring a proactive and decisive individual capable of managing large site teams, coordinating multiple subcontractors, and driving programme performance throughout the project lifecycle. The Opportunity This is an exciting opportunity to play a pivotal role in the delivery of a significant multi-phase development. The successful candidate will join a well-established project team and contribute to the successful delivery of a large-scale scheme that will have a lasting impact on the local area. Experience & Qualifications - Proven experience delivering large-scale residential or mixed-use developments. - Strong track record of managing sizeable site teams and multiple subcontractor packages simultaneously. - Experience working on complex construction projects with high workforce levels. - Proficient in Microsoft Office applications, including Word, Outlook, and Excel. - Experience using digital construction management platforms. - Strong commercial awareness and people management skills. - Ability to make effective staffing and resource decisions to maintain project performance. Key Skills - Strong planning and organisational abilities with a focus on short and medium-term programming. - Excellent leadership and team management skills. - Ability to coordinate labour, materials, and subcontractors to achieve programme objectives. - Strong written and verbal communication skills. - High attention to detail and commitment to quality standards. - Ability to work effectively under pressure and meet demanding deadlines. - Experience chairing meetings and producing clear action plans. - Strong stakeholder management and client-facing communication skills. - Ability to coordinate effectively with operational, commercial, design, and logistics teams. Key Responsibilities - Manage day-to-day site operations and oversee all site-based activities. - Lead and coordinate subcontractors to ensure programme and quality objectives are achieved. - Chair regular coordination meetings and monitor progress against agreed actions. - Review site records and ensure accurate reporting across all workstreams. - Assist with programme management, look-ahead planning, and resource forecasting. - Work closely with project teams to identify and resolve operational challenges. - Coordinate with commercial and design departments to ensure construction activities are fully supported. - Promote and maintain the highest standards of health, safety, and environmental compliance. - Monitor quality assurance processes and site inspection regimes. - Liaise with external stakeholders, consultants, inspectors, and regulatory bodies as required. - Support site logistics planning and ongoing operational improvements. - Participate in daily and weekly planning meetings to ensure effective coordination of all trades and activities. - Contribute to procurement planning, subcontractor management, and package reviews where required. O’Neill and Brennan values diversity and promotes equality, All individuals will be treated in a fair and equal manner and in accordance with the law regardless of gender, marital status, race, religion, colour, age, disability or sexual orientation