My client, a design & build contractor in the water sector, are currently looking for a Mechanical Design Engineer to join their team. Please contact Katie Chapman on (phone number removed) for more details. Job Title: Mechanical Design Engineer - Water Sector (Contract) Location: Yorkshire - hybrid working arrangements Contract Type: Contract (Inside or Outside IR35 considered) Duration: Long-term work, ongoing Job Description: We are seeking an experienced Mechanical Design Engineer to support ongoing and upcoming projects within the UK water sector. Working for a reputable contractor, you will be responsible for developing mechanical designs for water treatment projects across the full project lifecycle - from concept through to detailed design and delivery. Key Responsibilities: Produce mechanical designs, calculations, and technical documentation for water and wastewater infrastructure (pumps, pipework, valves, process plant, etc.) Collaborate with multidisciplinary teams including civil, electrical, and process engineers Ensure designs comply with client specifications, UK Water Industry standards, and health & safety regulations Participate in design reviews and technical meetings Support site teams with technical input during installation and commissioning phases Additional Info: Flexible contract role with options to work inside or outside IR35 Long-term engagement with pipeline of work across multiple frameworks