Mott MacDonald Bentley is a design and build business combining the design expertise of Mott MacDonald with the contracting experience of JN Bentley, operating across water, energy and environment sectors throughout the UK. With an annual turnover surpassing £500 million, Mott Macdonald Bentley cements its position as a leader within the industry. The sustained, robust business performance creates an ideal environment for career growth. Engineering is at the very core of what we do. Be it civil, mechanical or electrical, our engineers are based on site and play a practical, hands-on role in the successful delivery of projects. MMB has successfully extended its contract with Thames Water for an additional five years. As the largest water and wastewater provider in the UK, Thames Water serves 15 million customers throughout London and the Thames Valley. This extension will carry the current agreement through to the end of AMP8 in March 2030. MMB is delivering work on three frameworks in the region, which sees us undertake a varied programme of water and wastewater non-infrastructure and infrastructure projects to improve the network. With sites located across the Thames Valley region including; Aylesbury, Banbury, and Reading. The role of a Commissioning engineer includes: Commissioning services including documentation, liaising with suppliers and facilitating contractor commissioning and assist the project team with project completions. Work within the team of mechanical, EICA and commissioning engineers to develop best practice, a strong health & safety environment and value for money. Wastewater projects incorporating new build and refurbishment on apparatus such as inlet works, course screens with screen handling units, grit separation & classifiers, fine screens, chemical dosing, dewatering & secondary treatment plant etc Ability to analyse and interpret data to analyse problems and find solutions. Provide process and control expertise for delivery teams within UU framework What you’ll need: Experience of installation & wastewater commissioning in the utility sector Experience with planning the commissioning process cradle to grave Working to safe systems of work including producing and reviewing third party Risk Assessments & Method Statements. Ability to demonstrate evidence of design improvements of process related equipment and plant. Full UK driving licence What’s in it for you: Alongside our significant training and development investment, bespoke progression plan and support to achieve professional chartership, we offer a wide range of financial, lifestyle, health and wellbeing benefits that you can tailor to your needs. To view our full range of benefits, please see the Bentley benefits brochure attached.