Project Engineer - Water

Carrington West; Greater London; On-site; GBP 50,000 - 65,000; Full time

Job summary

A leading Tier One contractor is seeking a Project Engineer to support major water infrastructure projects. The role involves monitoring costs, coordinating designs, and engaging with stakeholders for Thames Water. Applicants should have a background in Electrical or Mechanical engineering, with relevant experience in water treatment. This position offers professional development in a hybrid work environment.

Benefits

Professional development opportunities

Hybrid working model

Competitive salary

Qualifications

• Background in Electrical or Mechanical engineering required.
• Experience delivering solutions in water or wastewater projects.
• Understanding of NEC contracts and contract management processes.

Responsibilities

• Support Project Manager with design, engineering, and procurement.
• Monitor project costs and ensure timely information delivery.
• Build relationships with Thames Water and stakeholders.

Skills

Contract management

Cost control and budgeting

Governance and documentation

Risk and opportunity management

Project planning and scheduling

Digital delivery and systems

Procurement and supplier management

Client and stakeholder management

Resource and change management

Quality management

Education

HNC or higher in Mechanical, Electrical, or related engineering discipline

Job description

Project Engineer - Water
Location: London
Salary: Up to £65,000 per annum + benefits

Join a leading Tier One contractor delivering major infrastructure projects for Thames Water. This role offers the opportunity to support the delivery of complex water and wastewater treatment schemes across the region, working closely with project, construction, and design teams on projects of significant scale and impact.

Whether you are an established Project Engineer or an experienced Senior Engineer ready to step up, this role offers excellent progression, long-term stability, and structured professional development.

Why this role stands out

You’ll play a central role in the successful delivery of Thames Water’s capital programme, contributing to essential upgrades, treatment improvements, and environmental performance. Working on complex process engineering and construction projects, you’ll gain exposure across design coordination, procurement, cost control, programme management, and client engagement – with full support for professional growth. Hybrid working and involvement in multi-million-pound water treatment schemes make this a highly rewarding engineering opportunity.

What you'll be doing

• Supporting the Project Manager in coordinating plant design, engineering, and procurement activities.
• Ensuring information is delivered on time to support construction, commissioning, and project handover.
• Monitoring and controlling project costs to ensure they remain within tender or agreed variations.
• Preparing and submitting applications for payment on time.
• Contributing to contract reviews, monthly forecasting, and reporting.
• Building and maintaining strong relationships with Thames Water representatives and wider stakeholders.
• Assisting with developing and maintaining project management strategies and delivery plans.
• Supporting the production of contract programmes and progress reports.
• Providing information for O&M manual production and project close-out documentation.
• Liaising with subcontractors, suppliers, and site teams on design, procurement, and technical issues.
• Monitoring subcontractor performance and compliance.
• Ensuring all documentation, filing systems, and governance requirements are maintained.
• Evaluating innovative solutions and supporting safe, efficient design development.
• Addressing risk and opportunity actions monthly.
• Ensuring designs and solutions are safe to construct, commission, and operate.
• Supporting the capitalisation process and handover documentation.
• Maintaining a positive, collaborative approach and representing the contractor professionally at all times.
• Taking responsibility for your own ongoing CPD, keeping up to date with industry innovation and standards.

What you'll bring

Experience

• Background in Electrical or Mechanical engineering (essential).
• Experience delivering engineering solutions within water or wastewater treatment projects.
• Understanding of NEC contracts and contract management processes.
• Experience with supply chain coordination and expediting.
• Knowledge of CDM, site safety, and construction practices.

Qualifications

• HNC or higher in Mechanical, Electrical, or related engineering discipline (minimum).
• Professional qualifications (IEng / CEng / membership of relevant bodies) are advantageous but not essential.

Skills & Competencies

• Contract management
• Cost control and budgeting
• Governance and documentation
• Risk and opportunity management
• Project planning and scheduling
• Digital delivery and systems
• Procurement and supplier managementPre-construction and design coordination
• Client and stakeholder management
• Resource and change management
• Quality management

Please note: Only shortlisted candidates will be contacted. If no response is received, the application has not been successful at this stage.