Senior Mechanical Design Engineer — Water/Wastewater UK

Tetra Tech Europe; Warrington; On-site; GBP 65,000 - 95,000; Full time

Job summary

Tetra Tech Europe is seeking a Senior Mechanical Design Engineer to lead multidisciplinary wastewater and water treatment projects across the UK. You will develop mechanical solutions, review existing site infrastructure, and produce technical outputs from feasibility to detailed design.

You will mentor junior engineers, support major frameworks, and help guide work in a dynamic water consultancy team. Travel to sites will be required as part of project delivery.

Qualifications

• A degree in mechanical engineering or closely allied subject is required.
• Significant water industry experience and chartered or working towards chartership.
• Strong understanding of mechanical systems, P&IDs, specifications, procurement and CDM regulations.
• AutoCAD or Inventor experience would be advantageous.
• Willingness to travel to operational and construction sites.

Responsibilities

• Lead and contribute to multidisciplinary wastewater and water treatment projects from feasibility through to detailed design.
• Develop mechanical solutions and review existing site infrastructure.
• Produce technical outputs including specifications, calculations, drawings, reports and design risk assessments.
• Support delivery across major frameworks and mentor less experienced engineers.
• Coordinate with clients, senior engineers and project teams to meet delivery goals.

Skills

Mechanical design

P&IDs

AutoCAD

Inventor

Project collaboration

Education

Bachelors degree in mechanical engineering

IMechE accreditation (preferred)

Chartered engineer status (CEng) considered

Tools

AutoCAD

Inventor

Job description

Tetra Tech Europe is seeking a Senior Mechanical Design Engineer to lead multidisciplinary wastewater and water treatment projects across the UK. You will develop mechanical solutions, review existing site infrastructure, and produce technical outputs from feasibility to detailed design.

You will mentor junior engineers, support major frameworks, and help guide work in a dynamic water consultancy team. Travel to sites will be required as part of project delivery.