Assistant Commissioning Engineer

Anglian Water Services; Milton Keynes; On-site; GBP 32,000 - 40,000; Full time

Benefits offered by this job

Bonus scheme

Private healthcare

Competitive pension scheme

Up to 26 days annual leave

Job summary

Anglian Water Services is seeking an Assistant Commissioning Engineer for a site-based role in Buckinghamshire. You will support commissioning across water and water recycling projects, gaining exposure to the full project lifecycle and working with seasoned engineers to build skills for progression to a Commissioning Engineer.

The position covers hands-on testing, documentation, and collaboration with operations teams, with a view to ensuring safe, reliable assets at handover.

Qualifications

• 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 with 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.

Responsibilities

• Support commissioning of new treatment works and systems, ensuring assets are safe, reliable and ready for operation.
• Assist in the development of Commissioning Plans, documentation and test procedures.
• Carry out FAT & SAT and instrumentation/telemetry system testing.
• Support dry and wet commissioning activities and optimise treatment processes.
• Assist with fault finding and troubleshooting automated control systems.
• Help produce handover documentation meeting required standards before transfer to Operations.
• Work with construction, design and operations teams to align commissioning with project delivery.
• Support training of operational teams on new assets and systems.

Skills

M&E apprenticeship

Electrical Eng Level 3

MCCs & PLCs

Water/wastewater knowledge

Problem solving

IT skills

Driving licence

Willingness to learn

Education

Electrical Eng Level 3

Job description

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.

Closing Date: 8th September 2026 #loveeverydrop