Commercial Professionals

Powered by Water, Driven by Purpose South West Water keeps the South West flowing with safe, reliable drinking water and wastewater services across some of the UK’s most stunning landscapes. We’re proud to be part of Pennon Group, 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. Shape the future of water infrastructure in the South West At South West Water, we're delivering one of the largest investment programmes in our history. As we embark on a significant period of growth and transformation, we're looking for talented commercial professionals to help deliver essential infrastructure projects that will benefit our customers, communities and environment for generations to come.

We're building our commercial capability across a range of disciplines and are interested in hearing from experienced professionals at all levels, including:
Quantity Surveyors Senior Quantity Surveyors Estimators Cost Managers Commercial Managers About the opportunity You'll play a key role in supporting the successful delivery of our major capital programme, working on projects that improve water and wastewater services across the South West. Depending on your background and experience, you could be involved in:
Commercial management of major capital projects Cost planning, forecasting and budget management NEC contract administration and contract management Procurement and supply chain engagement Change control and risk management Tendering and estimating activities Commercial reporting and performance analysis Supporting programme and project delivery teams to achieve value for money outcomes

What we're looking for:

We're keen to hear from candidates with experience in one or more of the following sectors:
Utilities Water Energy Infrastructure Construction Transport Civil Engineering You'll ideally bring:
Strong commercial and contractual knowledge Experience working within project or programme environments Understanding of NEC forms of contract Excellent stakeholder management skills A proactive and collaborative approach Relevant professional qualifications or equivalent experience Delivering lasting impact Our Capital Delivery Programme will shape the future of our infrastructure — from treatment works and pumping stations to thousands of kilometres of network.

Our assets underpin every service we deliver, and the decisions we make today — alongside the projects we deliver — will shape service, resilience, and environmental outcomes for decades to come. That’s why we are building a community of talented professionals who are passionate about delivering meaningful, long-term change and making a real, lasting impact. Closing Date: 6th November 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.