Powered by Water, Driven by Purpose
At Pennon Group, we’re proud to serve communities while protecting the environment. Together with our subsidiaries, South West Water, Bristol Water, Bournemouth Water, SES Water, Pennon Water Services and Pennon Power, we’re leading the way in water and renewables.
We’re proud to be recognised as a leader in the UK water sector, working towards a greener future. Our goals? As well as lowering our carbon footprint, we’re working with partners to plant 300,000 trees, restore peatlands and supporting farmers and landowners to improve water quality and wildlife.
Whether you’re starting out or seeking a new challenge, our scale and ambition create opportunities for you to shape your own career.
Ready to make a splash? Join our team today.
Pennon Group is embarking on an exciting journey to transform how we manage, maintain and optimise our assets across our businesses. We're looking for an exceptional leader to establish and lead our Reliability & Performance Transformation Capability, driving a portfolio of strategic initiatives that enhance asset reliability, operational performance and long-term value.
This is a rare opportunity to influence the future of asset management across the Group, helping us move towards a more proactive, asset health-led approach to investment and decision-making while delivering tangible benefits for our customers, communities and the environment.
As Head of Reliability & Performance Transformation, you will lead a high-profile transformation portfolio that spans Engineering, Operations, Asset Management, Digital and Capital Delivery functions across Pennon Group.
Reporting to the Director of Asset Reliability & Performance, you'll be responsible for establishing the governance, leadership and delivery framework needed to successfully implement a wide range of reliability and performance improvement initiatives.
You'll work closely with senior leaders and executive stakeholders to define priorities, drive investment decisions, realise measurable benefits and embed new ways of working that strengthen organisational capability for the future.
Lead the Group-wide Reliability & Performance Transformation Portfolio.
Develop and prioritise strategic and tactical initiatives aligned to business objectives.
Shape and support the delivery of Pennon Group's Asset Management Strategy.
Establish robust governance, reporting and decision-making frameworks.
Drive programme delivery, ensuring initiatives are delivered safely, effectively and on schedule.
Manage portfolio risks, dependencies and opportunities.
Implement benefits realisation processes that demonstrate measurable value.
Build strong relationships across Engineering, Operations, Asset Management, Digital and Capital Delivery teams.
Lead engagement, communication and change management activity across the organisation.
Champion best practice in reliability engineering, asset performance and continuous improvement.
Influence senior and executive stakeholders to secure alignment and successful delivery.
Continuously evolve the Reliability & Performance Transformation roadmap.
We're seeking an experienced transformation leader who combines technical expertise with outstanding programme leadership and stakeholder management skills.
Significant experience delivering reliability improvement or asset performance transformation programmes within the water or wastewater sector.
Proven experience managing complex transformation programmes from concept through to implementation and benefits realisation.
Strong understanding of reliability engineering and asset management principles.
Experience leading large-scale, cross-functional portfolios in complex organisations.
A track record of influencing senior leaders and delivering organisational change.
Experience delivering strategic data, systems and process improvement initiatives.
Degree qualified in Engineering or a related technical discipline (or equivalent experience).
Professional qualification in Reliability Engineering (ARP-L, CRL or equivalent).
MSP, APM, PRINCE2 or similar programme management qualification would be advantageous.
This role offers the opportunity to make a lasting impact on the future performance and resilience of Pennon Group's asset base. You'll work alongside senior leaders, influence key strategic decisions and play a pivotal role in delivering best-in-class asset management capability across the organisation.
30 days annual leave + bank holidays
Bonus
Private Healthcare
Company car or cash for car allowance
Competitive contributory pension
Share-save scheme
Health benefits & wellbeing support programmes
Group discounts
Cycle to Work scheme
Financial support services
Development and training opportunities
… and much more!
Apply today and help shape the future of asset reliability and performance at Pennon Group.
Closing Date: 26th August 2026
We may close this vacancy early if we receive a high volume of applications. We encourage you to apply as soon as possible.
Please note that the successful candidate will be subject to a mandatory DBS check as part of the onboarding process.
Be yourself, we like it that way. Together, we will build a culture of belonging, where inclusion is instinctive. Diversity is our strength and a reflection of our communities. We care, we value everyone, we celebrate uniqueness.
Our core values, which are essential to our success, are:
Be Rock Solid - Build trust and be trusted. Be the one we all look to and can depend on.
Be You - We want you to bring your best everyday. Be yourself and make your mark in your individual way.
Be the Future - Embrace change. Drive Progress. Own the challenge.
