Job title Project Manager Ref 45164 Division Asset Operations & Capital Delivery Location Hybrid – Maple Lodge (STW) – WD3 9SQ Contract type Permanent Full/Part-time Full-time Salary Competitive salary from £56,000 to £67,000 per annum, depending on experience. Job grade B Closing date 25/05/2026
Join us at the forefront of one of the UK’s most high-profile wastewater infrastructure programmes.
We’re looking for a Project Manager to play a pivotal role in supporting the delivery of the Maple Lodge Sewage Treatment Works upgrade — a c.£300m AMP8 investment where pace, precision and impact truly matter.
With early procurement and accelerated delivery at its core, this is a unique opportunity to lead critical activities, influence key decisions, and help mitigate delivery and regulatory risk on a programme of national importance.
What you’ll be doing as a Project Manager
- Champion a proactive health, safety and environmental culture across complex, high-risk projects and our supply chain.
- Take ownership of project delivery, ensuring time, cost and quality targets are met.
- Develop and deliver optimised project solutions that meet regulatory, statutory and internal requirements.
- Lead across the full project lifecycle, ensuring governance compliance and seamless transition into operations.
- Build strong relationships with internal teams, partners and customers to drive successful outcomes.
- Protect and enhance Thames Water’s reputation through effective stakeholder engagement.
- Develop high-quality project briefs to support early contractor involvement.
- Manage and challenge contractor performance to ensure delivery against agreed outcomes.
Location
Hybrid – Maple Lodge Sewage Treatment Works (2–3 days per week), with travel across the Thames Water region as required.
Requirement
Full UK driving licence.
What you should bring to the role
Essential criteria
- Experience working with internal teams and external contractors within a project environment.
- A background in project management or operational delivery.
- Strong commercial and contractual awareness.
- Proven ability to manage and improve third‑party performance.
- Confidence in delivering constructive feedback and influencing stakeholders at all levels.
- A proactive, solutions-focused mindset with the drive to add value.
Additional skills and experiences would be great to have/bring
- Experience working on major projects or capital investment programmes.
What’s in it for you?
- Competitive salary from £56,000 to £67,000 per annum, depending on experience.
- 26 days holiday per year, increasing to 30 with the length of service, plus bank holidays.
- Job-Related Car Allowance.
- Performance-related pay plan directly linked to both company and individual performance measures and targets.
- Generous Pension Scheme through AON.
- Access to benefits for health, wellbeing and finance – including annual health MOTs, physiotherapy and counselling, Cycle to Work schemes, shopping vouchers and life assurance.
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