Site Manager/Site Agent - Highways (Major Projects) Location: Oxfordshire Sector: Civil Engineering / Infrastructure Reporting to: Project Manager Role Overview We are seeking an experienced Site Manager to lead the delivery of major highways infrastructure schemes across Oxfordshire, including complex viaduct structures and large-scale earthworks packages. The successful candidate will take full responsibility for managing site operations to ensure works are delivered safely, on programme, within budget, and to the required quality standards, while maintaining strong relationships with stakeholders and supply chain partners. Key Responsibilities Lead site teams in maintaining the highest standards of health, safety and environmental compliance. Ensure full compliance with CDM Regulations and company SHE policies. Conduct regular site inspections, audits, and toolbox talks. Promote a positive safety culture and behavioural safety initiatives. Manage temporary works in accordance with approved designs and procedures. Plan, coordinate and manage day-to-day site activities across highways, viaduct, drainage and earthworks packages. Manage subcontractors, suppliers and direct labour effectively. Identify and mitigate programme risks and constraints. Coordinate interfaces between structural, earthworks and highways disciplines. Oversee construction of reinforced concrete viaduct structures (abutments, pie...