Manager, Management

Job title Performance Manager  Division Asset Operations & Capital Delivery Location Hogsmill - Kingston - KT1 3BW
Contract type Permanent Full/Part-time Full-time Hours 36 hours per week Salary Offering a salary up to £60,000 per annum depending on skills and experience. Job grade B Closing date 23/01/2026

Are you ready to take the helm at an ecologically significant and evolving site in the Thames Water network? Hogsmill Sewage Treatment Works is a vital guardian of the chalk stream ecosystem, where high-standard effluent meets the rare and delicate waters of the Hogsmill River.

We are looking for a Performance Manager who sees beyond the infrastructure—someone who recognises that our mission to protect the environment is powered entirely by the excellence of our people.

If you are a leader who thrives on driving operational brilliance while fostering a culture of empowerment and resilience, this is your opportunity to leave a legacy on both the landscape and the team that sustains it. This is a fantastic opportunity, supported by an experienced surrounding team, to help you grow and shape the future of Thames Water.

• Leadership:
  Inspiring, coaching, and developing your team to create a diverse, inclusive, and high-performing workplace.
• Health, Safety, and Well-being:
  Ensuring "Zero Harm" and fostering a culture of competence and safety, with particular focus on DSEAR and biogas safety protocols.
• Environmental Impact:
  Enhancing the health of the Hogsmill River through exceptional environmental performance while maximising renewable energy generation as part of our journey to Net Zero.
• Stakeholder Relationships:
  Strengthening ties with customers, regulators, and community stakeholders to build trust and proactive engagement.
• Operational Excellence:
  Managing processes, budgets, and resources efficiently to meet and exceed financial targets, leveraging data and innovation to optimise operations.
• Strategic Planning:
  Moving beyond daily tasks to plan and implement long-term operational strategies for site improvements and asset resilience.
• Out-of-Hours Leadership:
  Participating in an out-of-hours roster with the management team to maintain site continuity and responsiveness.

Hogsmill - Kingston - KT1 3BW

36 Hours per week (Monday to Friday)

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

• Proven experience in managing operational teams, with an ability to inspire and engage employees to drive performance.
• A genuine enthusiasm for environmental improvement and renewable energy initiatives.
• A robust understanding of H&S principles; you will be the designated Controller of Premises.
• Experience in managing budgets and driving cost efficiencies.
• The ability to prioritise effectively and think beyond daily operations to deliver long-term site goals.
• Strong interpersonal skills to foster teamwork across departments and with external stakeholders.
• Knowledge of production processes and operational strategy with a structured, proactive approach.
• Full UK Driving License.

• Previous experience within water or a similar industry.

• Offering a salary up to £60,000, depending on skills and experience.
• Annual Leave: 26 days holiday per year increasing to 30 with the length of service (plus bank holidays)
• Performance-related pay plan directly linked to company performance measures and targets
• Generous Pension Scheme through AON
• 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.