Senior Pipeline Infrastructure Engineer - @One Alliance

Mott MacDonald Bentley are recruiting for a Senior Pipeline Infrastructure Engineer to join the Anglian Water @One Alliance.

As part of Anglian Water’s @one Alliance, we are on a mission to create a sustainable and resilient future for water. With an ambitious £2.3 billion capital investment in AMP8, we are revolutionising infrastructure, sustainability, and digital transformation to protect the environment and support growing communities.

As a Senior Pipeline Infrastructure Engineer, you’ll provide technical leadership, guidance, and assurance on both clean water and water recycling infrastructure projects. Acting as a technical expert in pipeline engineering, you’ll review and approve designs across a wide portfolio, ensuring they are fit for purpose, compliant with legislation, and aligned with the @one Alliance’s standards. You’ll collaborate with a range of stakeholders, mentor junior engineers, and drive innovation to support the successful delivery of AMP8 outcomes.

What You’ll Be Doing

• Lead the review and acceptance of design deliverables, including drawings, models, and calculations, ensuring quality, safety, and compliance with technical standards
• Provide specialist input into the design of trunk mains, pressurised and gravity sewers, pumping stations, and associated civil and hydraulic structures.
• Support programme delivery by coordinating with Project Design Managers, Principal Infrastructure Engineers, and construction teams.
• Contribute to CDM and commissioning strategy meetings, ensuring health, safety, and welfare are prioritised in design.
• Offer technical expertise in responding to construction queries and design changes.
• Promote innovation, sustainability, and digital design practices to enhance performance and reduce carbon.
• Mentor and support junior engineers, fostering best practice and professional development across the team.
• Collaborate with cross-disciplinary teams to deliver efficient, cost-effective, and environmentally responsible solutions.

About You

We’re seeking a highly motivated and experienced civil or pipeline engineer with proven expertise in infrastructure design. You will ideally have:

• A degree in Civil, Mechanical, or related Engineering discipline, or equivalent experience.
• Significant design experience in sewerage systems, trunk water mains, pressurised and gravity pipelines, and associated civil/hydraulic works.
• Strong understanding of pipe materials, hydraulics, pump stations, reinforced concrete structures, and pipeline protection methods.
• Knowledge of inter-related engineering disciplines and experience of working within a Design & Build environment.
• Proven ability to lead technical reviews, manage risk in design, and ensure CDM compliance.
• Excellent communication and stakeholder management skills, with the ability to influence and collaborate across multidisciplinary teams.
• A track record of mentoring and supporting engineers in their professional growth.
• A commitment to innovation, sustainability, and delivering solutions that protect and enhance the environment.

Depending on your skills, experience, and interests, you could be aligned to one of our four business units:

Place Based Thinking
The Place Based Thinking team delivers some of the largest and most complex projects across the @one Alliance. Made up of six Senior Project Manager teams, we oversee 19 catchments, covering key sites such as Whitlingham, Flag Fen, Great Billing, Cotton Valley, Bedford, Colchester, and Ipswich Cliff Quays. These projects involve managing all parts of the network from rising and gravity mains, pumping stations, high spilling overflows, and water recycling centres.

Water
The Water Business Unit provides strategic support across the clean water network, covering both system performance and infrastructure planning. We assess the future hydraulic state of the network in response to population growth and increased demand, support the design and delivery of capital and infrastructure schemes to ensure hydraulic resilience, and work with optimisation teams to enhance overall network efficiency.

Water Recycling (East and West)
Our Water Recycling Business Unit, split into East and West regions, is responsible for the collection, conveyance, and treatment of wastewater across an extensive network. We operate over 76,000 km of sewerage infrastructure and 1,163 treatment centres, ensuring safe and sustainable discharge to the environment while driving innovation and environmental performance.

At @one Alliance, you’ll be part of a dynamic, forward-thinking team that is shaping the future of the UK’s water infrastructure. We offer a collaborative and innovative working environment, where your expertise will be valued and your ideas will drive meaningful change.

What can we offer at MMB:

You will be offered a competitive salary which is commensurate based on your experience. Our core benefits include:

• 26 days holiday plus bank holidays with the option to buy and carry over.
• Flexible pension contributions up to 5% employee 10% employer
• Life assurance of 4 x salary
• Income protection
• Private medical insurance
• Health cash plan
• Car allowance
• Annual professional institution subscription costs
• Career and professional development opportunities

Other information

This is a Mott MacDonald Bentley role, employed by Mott MacDonald.
Mott MacDonald Bentley is a joint venture business, established in 1999 between civil engineering contractor JN Bentley and global management consultancy, Mott MacDonald.

Mott MacDonald Bentley offers fully integrated design and build services to its clients, combining the contracting expertise of JN Bentley and the design specialisms of Mott MacDonald.

This role is employed by Mott MacDonald but will involve working across the joint venture business, both with Mott MacDonald and JN Bentley colleagues.

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: https://www.mottmacbentley.co.uk/people.

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 01756 691572 or email recruitment@jnbentley.co.uk 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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