About the Contractor You will be joining a well-established civil engineering and construction contractor delivering major groundworks and infrastructure packages across the UK. The business specialises in heavy civils, groundworks, utilities, drainage, earthworks and reinforced concrete bases for industrial, defence, commercial and public-sector clients. Known for its technical delivery, commitment to safety and focus on quality, the contractor invests in developing its teams and delivering challenging projects with professionalism and pride. The Role – Groundworks Site Supervisor An exciting opportunity has arisen for a Groundworks Site Supervisor to support the delivery of a significant construction programme at RAF Fairford / Cirencester. This long-term, 12-month project requires a hands-on supervisor who understands the demands of civil engineering and groundwork packages, and who can lead teams effectively on site. The Groundworks Site Supervisor will work closely with site management and engineering teams to ensure that all groundworks and associated plant operations are delivered safely, on time and to the defined quality standards. Key Responsibilities Operational Delivery: Supervise groundworks operations including excavation, bulk earthworks, foundations, drainage, sub-bases and reinstatement Direct and coordinate labour, plant and subcontractors on a daily basis Ensure groundworks are set out and executed in line with drawings and specifications Setting Out & Quality: Work with engineers and setting-out teams to ensure accurate execution of levels, lines, and positions Monitor tolerances on groundworks, sub-bases and structural interfaces Maintain quality control and accurate site records Health & Safety: Implement and enforce site safety procedures and ensure RAMS are followed Conduct daily briefings and toolbox talks with labour and subcontractors Support risk assessments and environmental compliance Communication & Reporting: Update the Site Manager on progress, issues and resource requirements Prepare daily logs, site diaries and subcontractor performance feedback Liaise with technical, quality, and commercial staff to ensure smooth project delivery Team Leadership: Provide clear direction on tasks and sequences Mentor and develop less experienced operatives on site Ensure optimal plant utilisation and resource deployment Requirements Proven experience supervising groundworks and civils packages Strong knowledge of drainage, earthworks, foundations and reinstatement Competent understanding of setting out and working with site engineers Excellent organisational and communication skills Ability to lead a site team and manage subcontractors effectively Valid SMSTS, CSCS and First Aid (essential) Experience of working on live or secured environments is beneficial Contract & Benefits 12-month assignment with potential for extension Competitive salary (DOE) Opportunity to work on a substantial construction and infrastructure programme Supportive team culture with professional development