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.

We’re looking for an experienced Commissioning Engineer to play a key role in delivering capital projects from construction through to final handover. Working across multiple sites, you’ll ensure assets are commissioned safely, compliantly, and to the highest technical standards, supporting successful project delivery to time and cost.

This is a hands-on, site-based role with varied projects, offering the opportunity to work at the heart of operational delivery and make a real impact. We are open to applications from candidates based across Devon and Cornwall.
What you’ll be doing:

• Supporting pre-commissioning and commissioning activities for capital projects through to operational handover
• Ensuring compliance with Health & Safety and CDM regulations, raising and addressing non-compliances
• Reviewing contractor commissioning plans, RAMS, and technical documentation
• Acting as a key point of contact for resolving site-based technical issues
• Supporting Project Managers to achieve delivery targets
• Attending FATs and SATs where required
• Assisting with plant testing, sign-off, and performance verification
• Ensuring all commissioning and close-out documentation is complete and accurate (e.g. DELTA, MADE, hard copy)
• Producing reports and supporting investigations as required
• Participating in project meetings, design reviews, and internal working groups
• Engaging in engineering development and progression schemes where appropriate

What we’re looking for:
Essential

• Degree-qualified in Engineering (or equivalent experience)
• Minimum 10 years’ industrial experience, ideally with an electrical or ICA bias
• Strong technical knowledge across commissioning and project delivery
• Full UK driving licence
• Ability to travel regularly, with infrequent overnight stays

Desirable

• Experience within the process industry

What’s in it for you:

We know that the support and commitment of our staff is key to our success so you will receive the opportunity for ongoing development and training for a long-term career with us. We’re one of the largest companies in the Southwest and are proud to have been awarded Investors in People recognition.

In return, we offer an excellent range of benefits including:

• Generous holiday allowance plus bank holidays
• A discretionary Bonus
• Jobs need car
• Competitive Contributory Pension
• Share-save Scheme
• Various health benefits
• Wellbeing support programmes
• A range of Group Discounts
• Cycle to Work Scheme
• Financial support services
• And plenty more!

Closing Date: 13th May 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.