Principal Process Engineer

Internal applicants are welcome.

Mott MacDonald Bentley is a fully integrated design and build business combining the design expertise of Mott MacDonald with the contracting experience of JN Bentley to deliver award winning projects. Working for Mott MacDonald Bentley, you will work on major water and wastewater schemes throughout all phases of the project from feasibility through to construction. 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.

In November 2023, MMB secured its first ever framework with South West Water, the company responsible for the water and wastewater services of 1.8 million customers in Cornwall, Devon, the Isles of Scilly and parts of Dorset and Somerset

The multi-million-pound AMP8 contract runs for five years to 2029 - with the potential for a further five-year extension - and sees us bring our track record of innovative project delivery to the southwest of England for the very first time.

We’ve got a great opportunity to be innovative and creative in these new projects to deliver affordable solutions. We’re already on site supporting the completion of an existing project and we’re due to land new projects on site in 2025 as we continue to demonstrate to our client just what MMB is all about.

As a Principal Process Engineer, you'll work on projects that make a real difference to our environment and our communities - enhancing the efficiency and effectiveness of water and wastewater treatment systems.

You will play a pivotal role in shaping the process engineering function throughout the lifecycle of various projects. From concept design to commissioning, you will ensure that all process aspects are meticulously considered and integrated.

The role of a Principal Process Engineer includes:

• Lead and oversee the design, planning, and execution of process engineering on projects.
• Providing design support and guidance for schemes and ensuring all designs are fit for purpose and meet current legislation and standards
• Working closely and collaboratively with the commercial, operational and construction teams to develop efficient, practical and safe solutions throughout design stages, construction and beyond
• Positively engage with the client, managing relationships and adopting a one-team approach to supporting them in achieving their aims
• Managing the interfaces and integration of the process design with that of other disciplines and production of documentation
• Acting as technical checker on project documents, and undertaking technical reviews for projects across teams
• Identifying opportunities to improve delivery processes including development and implementation of standard designs, sustainable solutions, and digital tools
• Undertaking site reviews to ensure buildability of solutions and integration within the existing systems
• Supporting the development of the process engineering team, coaching and mentoring engineers to develop their skill set and identifying the correct resource for the projects

What you’ll need

• Degree in Process Engineering, or related field
• Chartership (CEng) with a relevant Engineering Institution
• Proven ability to manage multiple projects and meet deadlines.
• Experience of successfully delivering high quality outputs in accordance with design, quality and safety standards
• Ability to communicate effectively with team members and stakeholders
• A willingness to travel to sites across your operational region
• Water/wastewater experience required

What’s in it for you

Financial wellbeing

• MMB match employee pension contributions between 4.5% and 7%.

• As an independently owned business we share the financial success of the business with all our colleagues including our annual bonus schemes.

• Payment of annual professional institution subscription costs

Health and wellbeing

• A minimum of 33 days holiday each year, inclusive of public holidays, with the ability to buy, sell or carry over annual leave through our flexible benefits programme.

• Access to Life Assurance / Private Medical Insurance / Critical Illness Insurance and Health Screening options

• We are happy to talk openly about flexible working and how we can support your responsibilities beyond the workplace.

• Join a wide range of groups including our Advanced Employee Networks which support our LGBTQ+, gender, race and ethnicity, disability, and parents/carers communities.

Enhanced family and carers leave

• Enhanced family leave policies, including 26 weeks paid maternity and adoption leave, and two weeks paid paternity/partner leave plus the option for shared parental leave.

• Up to 2 paid additional days leave are provided for those with significant caring responsibilities

Learning and development

• MMB are committed to empowering our people to grow professionally and thrive in their careers. We offer structured development schemes that support your journey toward professional chartership. From day one, employees are fast-tracked towards chartership reviews and benefit from mentorship, hands-on experience, and tailored training opportunities

Mott MacDonald Bentley are not currently offering sponsorship to candidates under the Skilled Worker visa route in the UK. This decision is as a consequence of the changes made to the Skilled Worker route by the UK Government in April 2024. We continue to welcome applications from candidates who are eligible for alternative immigration routes in the UK, that do not require sponsorship as a Skilled Worker now or in future.

Other Information

About Mott MacDonald

Mott MacDonald is a global engineering, management and development consultancy.

Our purpose is to improve society by considering social outcomes in everything we do, relentlessly focusing on excellence and digital innovation, transforming our clients’ businesses, our communities and employee opportunities.

A fundamental part of this is respecting each person’s differences and striving to meet their needs.

Our values: progress, respect, integrity, drive, excellence.

We believe that because we care about what we do, we do things better.

We know that our people are our most valuable asset, so we are dedicated to investing in them, through our comprehensive training and development schemes, exposure to the wider design and build business and endless opportunities.

We are committed to creating a workplace where our people are safe, have a voice, can reach their full potential, and everyone shares in the rewards.

You’ll have the opportunity to contribute to projects that benefit our communities – from helping to secure water supplies for future generations to protecting homes and businesses from flood risk – our projects make a real difference.

Diversity, Equity & Inclusion

A Mott MacDonald Bentley we welcome applications from all sectors of the community. We are dedicated to building a diverse workplace where everyone feels included, has the opportunity to thrive, and is treated with respect.

Even if you don’t meet every requirement for this role but are excited about the opportunity, we encourage you to apply. Find out more about our approach to Diversity, Equity & Inclusion here: .

We are committed to ensuring that our recruitment practices are barrier-free and as inclusive as possible. This includes making adjustments during the job application process and throughout your future career with us. Please call View phone number on uk.workus.org or email ***email_hidden*** to discuss any such adjustments that we can make. You can read more about our Equal Opportunities Policy here: Equality, diversity and inclusion - Mott MacDonald

Agile working

We are committed to providing a flexible and agile working environment that supports both our employees and the needs of the business.

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