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Location: West of the region, Grafham, Pitsford and Clapham (Bedford) Milton Keynes
Contract: Permanent Full-Time (flexibility for Part-Time)
Salary: Circa £36,060
At Anglian Water, our values are that together, we will: Build trust, do the right thing, and we are always exploring.
Who We Are
Within the AW Engineering, our Commissioning team plays a critical role in bringing new water and water recycling assets to life. From testing systems for the first time to ensuring safe, efficient handover into Operations, we help deliver high-performing infrastructure that serves millions of customers. Working across capital projects and alongside our Alliance partners, we’re at the forefront of innovation, ensuring new treatment works and systems operate reliably, safely and efficiently from day one.
What Will You Be Doing as an Assistant Commissioning Engineer?
This is a hands-on, site-based role where you’ll support the delivery of commissioning activities across a range of exciting water and water recycling projects. You’ll work closely with experienced Commissioning Engineers, gaining exposure to the full project lifecycle while building the skills needed to progress into a Commissioning Engineer role.
Key responsibilities include:
• Supporting the commissioning of new treatment works and systems, ensuring assets are safe, reliable and ready for operation
• Assisting in the development of Commissioning Plans, documentation and test procedures
• Carrying out factory and site acceptance testing (FAT & SAT), including "Motor Control Cubicle (MCC's) and Programmable Logic Controllers (PLC's), instrumentation and telemetry systems
• Supporting dry and wet commissioning activities and optimisation of treatment processes
• Assisting with fault finding and troubleshooting automated control systems
• Helping to produce handover documentation, ensuring all assets meet required standards before transfer to Operations
• Working closely with construction, design and operational teams to integrate
commissioning with project delivery
• Supporting training of operational teams on new assets and systems
This role offers a unique opportunity to gain practical experience across cutting-edge infrastructure projects while contributing to essential services for our customers.
What Does It Take to Be an Assistant Commissioning Engineer?
We’re looking for someone with a strong technical foundation and a passion for learning and developing in an engineering environment:
• Mechanical and Electrical (M&E) apprenticeship or equivalent technical background
• Electrical Engineering qualification (Level 3 or equivalent)
• Knowledge of MCCs, PLCs, instrumentation and control systems
• Understanding of water or water recycling processes (desirable)
• Strong problem-solving skills and a practical, hands-on approach
• Good IT skills and ability to work with technical documentation
• Full UK driving licence
• A proactive attitude with a strong willingness to learn and develop
Why Anglian Water?
Our people are at the heart of everything we do. We invest in your development and support your career growth:
• Bonus scheme
• Private healthcare
• Competitive pension scheme
• Up to 26 days annual leave, increasing with service
• Flexible benefits to support your wellbeing
• Structured development and career progression opportunities
Inclusion is for Everyone
We are an equal opportunity employer and welcome applications from all backgrounds. We are committed to creating an inclusive workplace where everyone feels valued and supported.
If you’re looking to build a career in commissioning and want to work on impactful projects that matter—apply today.
Closing Date: 8th September 2026
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