Senior Project Engineer - Mechanical

Mechanical Project Engineer

Location: Warrington (Hybrid Working Available)
Salary: Competitive + Company Car/Car Allowance + Excellent Benefits

Join a Leading Infrastructure Business Delivering Critical Water Projects Across the UK

Are you a Mechanical Engineer with experience delivering water, wastewater, utilities, or process engineering projects? Do you thrive in a fast-paced environment where no two projects are the same?

We're looking for a Mechanical Project Engineer to join a growing and collaborative team, supporting the successful delivery of major water infrastructure projects from concept through to commissioning and handover.

This is an excellent opportunity to play a key role in delivering essential projects that improve and protect critical UK infrastructure while developing your career within a forward-thinking organisation.

The Role

As a Mechanical Project Engineer, you'll work closely with Project Managers, Site Managers, design teams, subcontractors, and clients to ensure projects are delivered safely, on time, within budget, and to the highest quality standards.

You'll be involved throughout the entire project lifecycle, with a mixture of office-based, site-based, and remote working.

Key Responsibilities

• Manage mechanical engineering activities from design through to commissioning and handover.
• Coordinate installation and construction activities on water and wastewater treatment projects.
• Review and contribute to mechanical designs, specifications, risk assessments, and technical documentation.
• Support procurement activities, ensuring mechanical equipment and materials are correctly specified and delivered on programme.
• Prepare and manage Inspection & Test Plans (ITPs) and quality documentation.
• Monitor project progress and provide regular updates on programme, costs, risks, and opportunities.
• Manage technical queries and provide engineering support to site teams.
• Liaise with clients, suppliers, subcontractors, and internal stakeholders throughout project delivery.
• Support commissioning activities and ensure smooth project handover.

About You

We're keen to speak with candidates who have:

• Experience delivering mechanical projects within the water, wastewater, utilities, or process industries.
• A Mechanical Engineering qualification (Degree, HNC/HND, or equivalent).
• Strong knowledge of pumps, pipework, valves, tanks, dosing systems, and associated mechanical plant.
• Experience overseeing site installation activities and subcontractor management.
• Knowledge of industry standards including WIMES, WRAS, and relevant British Standards.
• The ability to interpret mechanical drawings, technical specifications, and P&IDs.
• Strong communication and stakeholder management skills.
• A proactive approach with the ability to solve problems and drive projects forward.
• A full UK driving licence.

What's On Offer?

• Competitive salary
• Company Car or Car Allowance
• 25 days annual leave plus bank holidays
• Company pension scheme
• Life assurance
• Private GP Helpline and Health Cash Plan
• Employee Assistance Programme
• Flexible lifestyle benefits
• Financial wellbeing support
• Family-friendly policies
• Paid volunteering days and charity matched giving
• Ongoing training, development, and career progression opportunities

Why Apply?

You'll be joining a business that is investing heavily in its people, technology, and infrastructure, offering the opportunity to work on meaningful projects that make a real difference to communities across the UK. If you're looking for a role where you can take ownership, develop your skills, and progress your career, we'd love to hear from you.