RTL Group are working with a leading civil engineering contractor who are seeking an experienced Senior Engineer /Sub Agent to join a long-term major highways infrastructure project based near Perth, Scotland. This is a 3-year contract, operating outside IR35, offering stability and a key role in the successful delivery of complex structures works on this highways project. This is an excellent opportunity for a seasoned professional with strong site delivery experience, particularly in bridges, retaining walls, culverts, or other civil structures associated with large-scale highways schemes. Key Responsibilities: Lead site engineering activities related to structures on the highways project. Manage and mentor junior engineers and site teams to ensure efficient execution. Liaise with designers, subcontractors, and the client to coordinate work activities. Ensure works are delivered safely, on time, and in line with design specifications. Oversee quality control, setting out, and compliance with relevant standards. Monitor progress and report to Project Manager / Site Agent as required. Assist with planning, method statements, risk assessments, and temporary works coordination. Requirements: Proven experience in a Senior Engineer or Sub Agent role on major highways or infrastructure projects. Strong background in structures (e.g. bridges, RC structures, culverts, retaining walls). Ability to manage site teams and drive performance in a collaborative, ..... full job details .....