We are seeking an experienced Lead Designer's Site Representative (DSR) to provide technical and coordination support to the contractor during the construction phase of the M60 Simister Island project. The role ensures that design intent is maintained, technical queries are managed efficiently, temporary and permanent works interfaces are coordinated, and construction complies with statutory, contractual, and safety obligations.The DSR acts as the key liaison between the lead designer, contractor, site team, and client during delivery. The role requires strong experience in highways infrastructure, as well as expertise in liaising with multiple stakeholders, ensuring compliance with relevant regulations, and problem‑solving on‑site issues related to design and construction.Once the DSR role is complete, it is envisaged that you would carry out a lead role on design projects, being the main representative to the client for Costain Engineering Limited’s (CEL) highways team, working with them to understand and deliver work packages, and coordinating and managing teams to deliver to quality, programme and budget requirements.You will be based full time on the M60 Simister Island project for its duration. Following completion of that project you will be based in CEL’s Manchester office where hybrid working is offered.ResponsibilitiesDesign support during construction: provide clarification of design intent to site teams, coordinate technical queries, review contractor proposals, value engineering, alternative design solutions, support early warning and compensation events, produce and update design‑related PCF products.Interface & team management: act as the primary on‑site representative, oversee a team of DSRs, attend site meetings and technical workshops; coordinate permanent and temporary works designers, utilities providers, and highway disciplines; ensure compliance with DMRB, CDM Regulations 2015, relevant Eurocodes, British Standards and client approvals; maintain the Design Risk Register and Hazard Elimination Records; support technical approval processes.Compliance & governance: identify and assess impact of design changes, support design change management under NEC and other contract requirements, provide technical input to programme and cost impact assessments.Stakeholder & client liaison: act as point of contact for client technical representatives, support Technical Approval Authority submissions, provide design performance reports, support production of as‑built documentation and audits, and prepare Health & Safety File and handover requirements.Quality assurance: support as‑built documentation, audit design deliverables, and prepare Health & Safety File.QualificationsDegree in Civil Engineering or related discipline.Experience on UK highways projects (major schemes preferred).Knowledge of DMRB and CDM 2015.Experience operating under NEC4 contracts.Proven understanding of drainage, earthworks, pavements, highway structures.Ability to interpret drawings and specifications confidently.Key Skills, Qualifications & Experience – EssentialDegree in Civil Engineering or related discipline.Experience on UK highways projects.Knowledge of DMRB and CDM 2015.Experience operating under NEC4 contracts.Proven understanding of drainage, earthworks, pavements, highway structures.Key Skills, Qualifications & Experience – DesirableChartered (ICE or equivalent).Experience with National Highways schemes.Temporary works coordination experience.Use of BIM / Common Data Environment platforms (e.g., ProjectWise, BIM360).EEO & Disability Confident StatementA Disability Confident employer will generally offer an interview to any applicant that discloses they have a disability and meets the minimum criteria for the job as defined by the employer. For more details please go to the Disability Confident website: https://www.gov.uk/government/collections/disability-confident-campaign. #J-18808-Ljbffr