Mechanical design engineer

🚀 Mechanical Design Engineer – Water & Wastewater | Manchester (Hybrid)

Location: Manchester – Hybrid working available


Type: Permanent or Contract (Outside IR35)


Want to design infrastructure that keeps the UK’s water and wastewater networks running safely and efficiently? Ready to take ownership of technical delivery while working on nationally important treatment works upgrades?

Our client is expanding their specialist design team and is looking for a Mechanical Design Engineer to deliver high-quality, compliant solutions across major UK water industry projects.


🔧 What You’ll Do

* Design mechanical solutions that meet safety, quality, and technical standards
* Produce design calculations, drawings, reports, and specifications
* Direct and support CAD technicians
* Prepare scopes and review outputs from subcontract M&E design teams
* Liaise with suppliers, review tenders, and specify equipment
* Carry out design investigations and technical reporting
* Ensure design changes are tracked and fully implemented
* Estimate design hours and support project planning
* Present designs and attend stakeholder and client meetings


👤 Who You Are

You’re a practical, detail-focused engineer who understands water industry standards and enjoys seeing your designs come to life. You bring:

* 5+ years’ mechanical design experience within the UK water industry
* Graduate, HND, or strong technician-level experience
* Good IT and design software skills
* Registered with a professional body and working toward chartership
* Strong communication and coordination skills


⭐ Desirable

* Chartered Engineer status
* Hydraulic design experience
* UMON scheme experience
* Wastewater & clean water (infra and non-infra) project exposure
* Knowledge of construction methods, materials, and drawing practices


🌍 The Projects You’ll Work On

You’ll support varied, nationwide water infrastructure schemes including:

* UMON 3 & 4 upgrades at sewage treatment works
* Mechanical design for wastewater and clean water treatment facilities
* Both infrastructure and non-infrastructure programmes


🏢 What’s On Offer

* Competitive salary or strong contract rates (Outside IR35)
* Hybrid working options (minimum 3 days office-based)
* Workplace pension & employee benefits scheme (perm)
* Ongoing training and career development
* Free parking
* Great transport links


📣 Ready to Make an Impact?

If you want to design meaningful water infrastructure projects, work with a motivated team, and build your career in a growing sector, we’d love to hear from you. Click Apply Now or get in touch for a confidential chat.


Design. Deliver. Improve. Help shape the future of the UK water industry.


Similar job titles: Mechanical Design Engineer – Water, Mechanical Engineer – Wastewater, M&E Design Engineer – Water Industry, Senior Mechanical Engineer – Water Treatment, MEICA Design Engineer, Water Process Mechanical Engineer