Senior Project Manager

As a Senior Project Manager with Thames Water, you will lead delivery of the £300m+ Maple Lodge Wastewater Treatment Works Upgrade that will protect and enhance the environment, support future population growth and improve operational resilience.

This is a rare opportunity to shape the future of a strategically important wastewater treatment works and leave a legacy for communities, customers and the environment. Working within Thames Water's Major Projects team, you will lead a multidisciplinary project team and work alongside our Tier 1 contractor to successfully deliver the complex and high-profile infrastructure project.

The project incorporates innovative treatment solutions and will be delivered through a collaborative Early Contractor Involvement (ECI) model, offering a unique opportunity to influence design, delivery strategy and project outcomes from an early stage.

• Lead the delivery of a highly complex, multi-year project on a 24/7 live operational site.
• Build strong relationships within Thames Water, our delivery partners, and stakeholders.
• Own project governance, contract management, and reporting.
• Collaborate with colleagues and delivery partners to deliver project outcomes in terms of time, cost, and quality.
• Strategically guide the team to anticipate and navigate delivery challenges and issues.
• Champion continuous improvement and mentor and upskill emerging talent.
• Lead with integrity and influence for the benefit of the project, the wider business, and the sector.

Hybrid – Maple Lodge STW, WD3 9SQ

36 hours a week, Monday to Friday.

To thrive in this role, the essential criteria you’ll need are:

• Proven experience managing large-scale (£100M+) construction projects from inception to handover.
• Degree qualified in engineering, project management, or related discipline.
• Strong working knowledge of relevant UK regulations and contracts (e.g. NEC, IChemE).
• Excellent leadership, negotiation, and communication skills.
• Ability to work with high levels of independence, manage competing priorities, and thrive under pressure.
• Resilience and determination to work as part of a team to achieve the best outcomes for the project.

Additional skills and experiences would be great to have/bring:

• Relevant water sector experience is desirable.

A genuine career-defining opportunity. As Senior Project Manager for Maple Lodge, you’ll play a leading role in delivering one of Thames Water's flagship AMP8 investments, helping secure environmental improvements, future growth and resilience for decades to come. You'll have the opportunity to lead a complex and high-value project, influence strategic decisions and build your legacy within Thames Water's Major Projects leadership community, while enjoying a best-in-class benefits package including:

• Competitive salary from £75,000 to £89,000 per annum depending on experience.
• 26 days’ holiday per year, increasing to 30 days with the length of service (plus bank holidays).
• Car Allowance.
• Performance-related pay plan directly linked to both company and individual performance measures and targets.
• Generous Pension Scheme through AON.
• Private Medical Health Care.
• Access to lots of benefits to help you take care of you and your family’s health and wellbeing, and your finances – from annual health MOTs and access to physiotherapy and counselling, to Cycle to Work schemes, shopping vouchers and life assurance.

Find out more about our benefits and perks (Please note different T&Cs apply if on secondment)

We’re the UK’s largest water and wastewater company, with more than 16…