Are you an experienced Senior Mechanical Design Engineer? Do you have experience in the water sector (WWTW, clean water or Sewage networks) Do you have previous experience of working on AMP cycles? Duration - 12 months (ongoing likely) Hours - 40 hrs Rate - £50-60 LTD (subject to an ir35 assessment confirming outside status) Location - Hybrid (3 days from the Stretford, Manchester office, 2 days from home) The Opportunity A leading engineering consultancy is seeking an experienced Senior Mechanical Design Engineer to join their water division. You will be involved in delivering complex design solutions, providing technical leadership, and supporting the development of future engineers. This is a long-term opportunity offering a varied workload and the chance to contribute to essential infrastructure projects. We would also welcome applications from professionals within utilities, power generation, process engineering, chemical, and environmental sectors. This role would suit candidates working as Senior Mechanical Engineer, Principal Design Engineer, Lead Mechanical Designer, Water Design Engineer, Hydraulic Engineer, Mechanical Project Engineer, M&E Design Engineer, Wastewater Engineer, Process Design Engineer, or Infrastructure Design Engineer. Your duties and responsibilities will be Deliver design solutions that meet stringent safety, quality, and regulatory requirements Produce detailed design calculations, specifications, and drawings for clean and wastewater projects Oversee, guide, and mentor CAD technicians, junior engineers, and graduates Coordinate and review the work of subcontracted M&E design teams Liaise with equipment suppliers and manufacturers to ensure technical compliance Prepare technical reports, design studies, and supporting documentation Ensure all designs align with industry standards, company procedures, and project requirements Manage and record design changes throughout project lifecycles Provide accurate estimates of engineering hours for design packages Represent the design team at client meetings and technical presentations You will have the following qualifications and experience Around 5 years’ mechanical design experience Strong background in hydraulic design and water-related projects Working knowledge of electrical and control systems design Degree or HND in a relevant engineering discipline Membership of a professional body and working towards chartership (or already achieved) Desirable Chartered Engineer status Additional experience in electrical or control engineering Knowledge of wastewater and clean water treatment processes Awareness of construction methods and engineering drawing practicesMillbank Holdings Ltd is an equal opportunities employer committed to creating an inclusive and diverse workforce. We welcome applications from all suitably qualified individuals, regardless of background, and encourage candidates from underrepresented groups to apply. We are proud to be a member of the Disability Confident Scheme, and we are committed to ensuring an accessible and supportive recruitment process for everyone. If you require any adjustments at any stage, please let us know and we’ll do our best to accommodate. Millbank operates as both an Employment Agency and an Employment Business. Millbank Holdings Ltd is an equal opportunities employer committed to creating an inclusive and diverse workforce. We welcome applications from all suitably qualified individuals, regardless of background, and encourage candidates from underrepresented groups to apply. We are proud to be a member of the Disability Confident Scheme, and we are committed to ensuring an accessible and supportive recruitment process for everyone. If you require any adjustments at any stage, please let us know and we’ll do our best to accommodate. Millbank operates as both an Employment Agency and an Employment Business