Mechanical Design Engineer – Water & Wastewater
Location: Sheffield
Contract type: Freelance
Start date: ASAP
Pay rate: £28 - £32 per hour (The rate of pay is dependent on experience and qualifications, with the higher rate available to candidates who meet the specified experience and qualification requirements.)
About the Role
Linear Recruitment are looking for a Temporary Mechanical Design Engineer to help design and deliver engineering solutions for water and wastewater treatment projects.
You will work on equipment such as pumps, pipes, valves, tanks and process plant, making sure designs are practical, safe and suitable for installation on site.
You will work closely with civil, electrical and control engineers to ensure all parts of a project work together properly. You will also support projects during construction, testing and handover.
Key Responsibilities
- Design mechanical systems for water and wastewater treatment plants.
- Produce engineering drawings, layouts, calculations and equipment specifications.
- Design and review pipework, pumps, valves and tanks.
- Prepare and interpret P&IDs (Piping and Instrumentation Diagrams) and general arrangement drawings.
- Work with civil, electrical and control engineers to coordinate designs.
- Check that designs meet relevant standards and safety requirements.
- Review equipment and design proposals from suppliers and subcontractors.
- Support site teams by answering technical questions and solving installation problems.
- Assist with testing, commissioning and project handover.
- Help prepare maintenance manuals and final project drawings.
- Find ways to improve safety, efficiency, cost and equipment performance.
About You
You should have experience in mechanical design, preferably within the water, wastewater, utilities or infrastructure sectors.
You should be comfortable working independently while also collaborating with other engineers and site teams.
Essential Skills and Qualifications
- A degree, HNC or HND in Mechanical Engineering or a related subject.
- Detailed mechanical design experience.
- Experience with pumps, pipework, valves, tanks or process equipment.
- Ability to read and produce engineering drawings and P&IDs.
- Experience using AutoCAD, Inventor or similar design software.
- Knowledge of relevant engineering standards and water industry requirements.
- Understanding of health and safety regulations, including CDM.
- Good communication, problem-solving and technical reporting skills.
- Understanding of how designs are installed and built on site.
- A full UK driving licence.
About the Projects
You will work on water and wastewater infrastructure projects, including treatment plants, pumping systems, pipework and other mechanical process equipment.
The role covers the full project process, from initial design and calculations through to installation, commissioning and handover.
You will gain experience working with different engineering disciplines and helping deliver practical solutions for essential water infrastructure.