Carmichael UK are seeking an experienced Site Engineer to join a leading Tier 1 contractor delivering water infrastructure projects across Oxfordshire. This is an excellent opportunity to work on a long-term programme within the water/wastewater sector, supporting key capital delivery schemes. Duties will include: Setting out for water and wastewater infrastructure works including pipelines, drainage, and associated civils Ensuring all works are carried out in accordance with design drawings, specifications, and ITPs Maintaining accurate site records, including as-builts and QA documentation Supporting delivery teams with technical queries, RFIs, and design coordination Monitoring subcontractor works to ensure quality and compliance Assisting with health & safety standards on site Requirements: Proven experience working as a Site Engineer on water or utilities projects Strong setting out experience using Total Station / GPS Experience on pipelines, drainage, or water treatment works highly desirable Good understanding of QA processes and site documentation CSCS card (essential) SMSTS / SSSTS (advantageous)