Lead Mechanical Engineer, Public Health – Tunnels

MOTT MACDONALD; Sheffield; On-site; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Private medical insurance

Pension contributions match 4.5–7%

Life assurance 4x salary (up to 6x)

Annual bonus schemes

Flexible benefits

Job summary

Mott MacDonald is seeking a Principal Mechanical Engineer (Public Health) to lead the Tunnel Systems MEP team across the UK. You will oversee technical quality, coordinate public health design across the full project lifecycle, and design tunnel drainage, pumped drainage, fire mains, and fixed firefighting systems.

You will mentor engineers, support multi‑disciplinary collaboration, and contribute to bids while ensuring compliance with standards and delivering reliable design outputs for

Qualifications

• Degree‑qualified with membership of a relevant professional body (e.g., IMechE, CIBSE)
• Chartered Engineer (or equivalent relevant experience)
• Experience delivering large engineering and construction projects, including transport infrastructure is desirable

Responsibilities

• Leading teams of engineers and technicians
• Managing and coordinating multi‑disciplinary project teams
• Producing reliable design solutions, reports, specifications, and drawings
• Presenting technical solutions to clients and external stakeholders
• Actively participating in design team meetings and ensuring adherence to agreed principles
• Coordinating with other engineering disciplines to integrate mechanical/public health systems within the overall design
• Contributing to bid management and business development activities
• Supporting the mentoring, management, and technical development of engineers

Skills

Team leadership

Project coordination

Public health design

Mechanical systems

Drainage design

Communication

Education

Bachelor's degree in Mechanical Engineering

Chartered Engineer (or equivalent)

Tools

Bluebeam

Hevacomp

MicroDrainage

Revit

ProjectWise

MS Office

Job description

Mott MacDonald is seeking a Principal Mechanical Engineer (Public Health) to lead the Tunnel Systems MEP team across the UK. You will oversee technical quality, coordinate public health design across the full project lifecycle, and design tunnel drainage, pumped drainage, fire mains, and fixed firefighting systems.

You will mentor engineers, support multi‑disciplinary collaboration, and contribute to bids while ensuring compliance with standards and delivering reliable design outputs for