Description Costain’s multi-discipline engineering and design team deliver design mainly across Costain projects. The design outputs range from studies to detailed design for permanent and temporary works. This team focus on the delivery of sustainable, safe-by-design outputs with a strong constructability ethos. As we continue to increase our presence across the water sector, partnering with UK water companies to deliver their strategic capital delivery programmes for their AMP8 investment cycles, we have an opportunity for a Senior Mechanical Engineer to join our growing team supporting our Southern Water, Northumbrian Water and United Utilities Frameworks. As a Senior Mechanical Engineer you will be responsible for delivering key elements of design work on water projects including 3D design, calculations, scope of works, specifications and similar in the wastewater environment. This will include both design delivery and management of resources, prioritising / sequencing work, supporting others and driving design delivery progress. Responsibility for output quality. There will be visits to construction sites, partners, clients and suppliers as required. Work will be located at Costain Offices at Aviator Way, Manchester circa 2-3 days a week, with a blended approach to flexible and home working to support wellbeing. LI-MR1 Responsibilities To ensure compliance with Company & Client Policy with respect to water sector requirements. To complete specific design tasks as delegated by the Project Discipline Engineer or Engineering Manager as appropriate. To ensure work packs are delivered in timely and cost effective manner and in line with Company & Clients Project requirements and applicable Company & Client Codes and Standards. Where task forces are mobilised the team members are to be selected through the SQEP process and be familiar in the appropriate field of work. To ensure well maintained Quality Assurance, auditable records, and technical files in line with CDM requirements. To ensure smooth and efficient liaison with Other Associated Partners and disciplines as required Essential You will be a Senior Mechanical Engineer - Water with specific knowledge and experience within your specialist field and discipline. (i.e.SQEP’d–Suitably Qualified Experienced Person). Carrying out Lead Mechanical Engineers roles on a project or group of projects and may support the career development of fellow engineers. Proven and significant experience in their discipline or a closely related one. Proficiency in the delivery of engineering design across a number of work categories. Experience in one or more of the following specialist mechanical engineering fields: Water treatment Waste water treatment Biosolids/sludge treatment Pumping systems Chemical storage and dosing Asset condition surveys and reports Experience with the following mechanical engineering and design deliverables and activities: Process Flow Diagrams Plant Layout Equipment Specifications and Datasheets Pumping system calculations Qualifications Essential An appropriate Degree, HNC, HND or equivalent in engineering or related discipline. Desirable Chartered Mechanical Engineer