Mechanical Engineer

Manpower; Greater London; Hybrid; GBP 52,000 - 78,000; Full time

Job summary

Manpower (United Kingdom) is seeking an experienced Mechanical Engineer to lead mechanical design activities for UK water and wastewater projects. You will deliver technical leadership, reviews, and documentation from concept through construction while mentoring junior engineers.

The role requires proven UK water sector experience, knowledge of pumps and process equipment, and strong stakeholder management. Hybrid working pattern applies, with office/site collaboration across priority locations.

Qualifications

• Degree in Mechanical Engineering or equivalent.
• Proven UK Water sector mechanical design experience.
• Experience leading mechanical design teams in a consultancy.
• Knowledge of pumps, blowers, screens, dosing systems and water treatment plant equipment.
• Knowledge of UK design standards and legislation.

Responsibilities

• Lead and coordinate mechanical design activities on water and wastewater projects.
• Review calculations, reports, drawings, specifications and scopes of work.
• Produce high-quality mechanical designs for pumps, blowers, screens, dosing systems and process plant.
• Support delivery teams with budgets, schedules, resources and milestones.
• Mentor junior engineers and ensure compliance with UK regulations.

Skills

Mechanical design

Project leadership

Mentoring

Stakeholder management

Analytical software

Education

Degree in Mechanical Engineering

Job description

Mechanical Engineer (Water Sector)

Location: National (Priority Locations: Epsom, London, Peterborough, Cambridge) Contract Length: 12 Months Pay Rate: Negotiable Working Pattern: Hybrid (3 days per week office/site based)

Overview

We are seeking an experienced Mechanical Engineer to join a leading engineering and design consultancy delivering major programmes across the UK Water sector. This is an excellent opportunity to work on high-profile water and wastewater infrastructure projects, supporting the delivery of innovative engineering solutions from concept through to construction. The successful candidate will play a key role in the delivery of complex multi-disciplinary projects, providing technical leadership, design expertise, and mentoring support to developing engineers while ensuring projects are delivered to the highest quality standards.

Key Responsibilities

• Lead and coordinate Mechanical Engineering design activities on complex water and wastewater projects.
• Deliver and review technical documentation including calculations, reports, drawings, specifications, and scopes of work.
• Produce high-quality mechanical designs covering equipment such as pumps, blowers, screens, chemical dosing systems, and associated process plant.
• Support project delivery teams in managing budgets, schedules, resources, and project milestones.
• Collaborate with multidisciplinary engineering teams across UK and international offices.
• Provide technical guidance and mentorship to junior engineers.
• Ensure compliance with relevant UK legislation, design standards, and industry best practices.
• Contribute technical expertise to bid and tender submissions.
• Undertake quality assurance reviews and technical checks of engineering deliverables.
• Work independently to resolve complex engineering challenges and drive innovative design solutions.

Essential Requirements

• Degree qualified in Mechanical Engineering or equivalent discipline.
• Proven experience delivering Mechanical Engineering design within the UK Water sector.
• Strong background in water and wastewater treatment projects.
• Experience coordinating or leading Mechanical Engineering design teams within a consultancy environment.
• Practical knowledge of mechanical equipment integration including: Pumps Blowers Screens Chemical Dosing Systems Associated Water Treatment Plant Equipment
• Solid understanding of UK design standards, legislation, and industry best practice.
• Working knowledge of: CDM Regulations DSEAR Regulations Relevant Water Industry Standards
• Ability to produce and review engineering calculations, reports, and design documentation.
• Experience working within multidisciplinary project teams.
• Strong communication and stakeholder management skills.
• Proficient in industry-standard engineering and analytical software.

Desirable Requirements

• Chartered Engineer (CEng) or Incorporated Engineer (IEng) status.
• Experience supporting tender and bid activities.
• Experience working on large-scale infrastructure projects.
• Previous mentoring or team leadership experience.

Key Competencies

• Strong technical problem-solving capability.
• Ability to work independently with minimal supervision.
• Commercial awareness and understanding of project delivery.
• Collaborative approach to multidisciplinary project environments.
• High attention to detail and commitment to quality.
• Proactive and results-driven mindset.

If you receive suspicious outreach claiming to be from us, please contact us via the ManpowerGroup website.