A leading civil engineering contractor is seeking an experienced Sub Agent to support the delivery of a major heavy civils project in the Peterborough area. The role involves managing site teams, overseeing quality and safety, coordinating subcontractors, and ensuring works are delivered to programme. This position is outside IR35, offering a competitive day rate and long-term continuity on a high-profile project. Key Responsibilities * Support the Site Agent and Project Manager in the delivery of heavy civils works across the project. * Manage site engineering teams and supervise subcontractors. * Lead on quality assurance processes, ITPs, WPPs, permits and compliance documentation. * Ensure construction activities are delivered in line with programme and specifications. * Oversee daily site operations, progress reporting and short-term planning. * Contribute to risk assessments, method statements, and safe systems of work. * Coordinate materials, plant, and labour to support efficient delivery. * Maintain strong communication with design teams, stakeholders and client representatives. * Resolve technical issues and support engineering challenges on site. * Ensure all works are delivered to the highest standards of safety and environmental compliance. Requirements * Proven experience as a Sub Agent or experienced Section Engineer ready to step up. * Background in heavy civils, such as structures, concrete works, earthworks, drainage, highways or utilities. * Strong understanding of quality management systems and site documentation. * Excellent leadership, communication, and problem-solving skills. * Competent in reading and interpreting technical drawings and specifications. * CSCS, SMSTS/SSSTS and First Aid preferred. * Ability to operate independently within an outside IR35 framework. What’s on Offer * Outside IR35 contract. * £420–£490/day depending on experience. * 10-month engagement with potential extensions. * Opportunity to join a reputable contractor on a high-value civils scheme. * Supportive project team and strong pipeline of future work. If this is something that you are interested in apply and someone from the office will be in touch