Lead Mechanical Design Engineer - Water & Wastewater

Binnies; Wetherden; On-site; GBP 85,000 - 110,000; Full time

Benefits offered by this job

Private Health Insurance

Income Protection

High Street discounts

Life Assurance

Annual Leave Purchase

Cycle to Work Scheme

Discounted Gym Membership

Mental Health Support

EV Salary Sacrifice Scheme

Job summary

Binnies UK, part of the RSK Group, is seeking a Lead Mechanical Design Engineer to shape major water-sector projects across Redhill, Birmingham, Glasgow, Chester and Leeds. You will lead teams, deliver high‑quality mechanical designs, and mentor engineers while ensuring integration with civil, electrical and process disciplines.

You will manage the design lifecycle from feasibility to construction, lead tender reviews and provide on‑site input when required.

Qualifications

• Degree in Mechanical Engineering or similar.
• Experience in water, wastewater or a relevant engineering sector.
• Strong technical understanding of clean water and wastewater system design.
• Knowledge of CDM, procurement processes, and document control.
• Excellent communication, stakeholder engagement, and digital skills.
• Proactive, adaptable mindset with a drive for efficient, high‑quality engineering.

Responsibilities

• Deliver clear, high‑quality engineering outputs: calculations, reports, drawings, schedules and P&IDs.
• Drive coordination across multidisciplinary design teams for seamless mechanical integration.
• Manage interfaces across civil, electrical, process and digital design functions.
• Provide input across the design lifecycle from feasibility through construction.
• Lead tender and bid reviews and evaluate subcontractor designs.
• Offer on‑site technical input when required.
• Mentor engineers and support capability growth.
• Oversee budgets, programmes, risk, quality and delivery performance.

Skills

Leadership

Mechanical design

Cross-disciplinary coordination

Mentoring

Education

Degree in Mechanical Engineering

IEng / CEng (Desirable)

Job description

Binnies UK, part of the RSK Group, is seeking a Lead Mechanical Design Engineer to shape major water-sector projects across Redhill, Birmingham, Glasgow, Chester and Leeds. You will lead teams, deliver high‑quality mechanical designs, and mentor engineers while ensuring integration with civil, electrical and process disciplines.

You will manage the design lifecycle from feasibility to construction, lead tender reviews and provide on‑site input when required.