Design Manager - Water & Wastewater

Job Description

Start here. Grow here.

Are you ready to help lead a team of talented engineersand shape the future of the water industry?

AECOM is looking for a Design Manager who can bring their technical expertise to a range of significant projects. You will guide and oversee technical delivery, forming close working relationships with a wide range of colleagues and clients – such as Wessex Water, South West Water, Welsh Water, and Thames Water.

We’re at the forefront of innovation, delivering an exceptional portfolio of programmes and projects. From potable water and sewage networks to treatment works of all scales, you will drive the technical heart of our partnerships. This position offers an unparalleled opportunity to work alongside a talented, diverse team committed to innovation and efficiency.

Here’s what you’ll do: 

You will bridge the gap between bold strategy and technical reality.

• Lead: Drive the multi-disciplinary technical delivery of water/wastewater infrastructure and treatment projects through the design lifecycle from feasibility to asset management.
• Collaborate: Work closely with our most valued clients to understand their needs, collaborate with contractors and stakeholders, and guide colleagues to develop exceptional technical solutions.
• Manage: Oversee key packages of work from conception to handover, interfacing with AECOM teams, clients, suppliers and contractors to create a seamless technical solution.
• Guide: Act as the primary technical interface for our valued clients and contractor partners.
• Mentor: Support the development of team members through mentorship and oversight (optional line management opportunities are available if desired.)

Let's not forget the perks! You'll enjoy a range of core and personalised benefits designed to support your future and well-being, customised to fit your lifestyle. Take advantage of career development opportunities, technical practice networks, AECOM University, volunteering days and our flexible hybrid working model to ensure a work-life balance that suits your lifestyle.

Join our team. If you're passionate about innovation and turning bold ideas into reality, we want to hear from you. We don't just deliver projects; we uplift communities and enhance lives. Why not give our AECOM Water page on LinkedIn a follow to stay updated on the impactful projects we're working on and see firsthand the difference we're making in the industry! 

Qualifications

Ready to push the limits of what’s possible?

Here’s what we’re looking for:

• A degree (or equivalent) in an engineering subject, e.g. civil, electrical, mechanical.
• Chartered or Incorporated Engineer with ICE, CIWEM or similar. .
• Extensive experience in water or wastewater engineering (treatment schemes and/or network design), including multi-disciplinary knowledge.
• Experience in leading the technical delivery of projects, working with engineers and specialists to deliver wide ranging schemes alongside the project manager.
• A proven track record of forming strong working relationships with clients and contractors in the water sector.
• Passion for quality, including applying your expertise to undertaking quality assurance reviews of deliverables.
• Enthusiasm for technical mentorship and supporting the development of team members.
• Ability to support business development activities, including bids and fee proposals.
• Relevant experience in a similar role for a water company or consultancy.

Additional Information

At AECOM, we value everyone's unique contributions and perspectives. We celebrate diversity, including neurodiversity, and believe it enriches our teams. We welcome applications from all backgrounds and abilities so, if you're an applicant with a disability that requires reasonable adjustment to complete the application process, please contact us at [email protected]

At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.

About AECOM

AECOM is the world’s trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. On projects spanning transportation, buildings, water, new energy and the environment, our public- and private-sector clients trust us to solve their most complex challenges. Our teams are driven by a common purpose to deliver a better world through our unrivaled technical and digital expertise, a culture of equity, diversity and inclusion, and a commitment to environmental, social and governance priorities. AECOM is a Fortune 500 firm and its Professional Services business had revenue of $16.1 billion in fiscal year 2025. See how we are delivering sustainable legacies for generations to come at aecom.com and @AECOM.

Freedom to Grow in a World of Opportunity 

You will have the flexibility you need to do your best work with hybrid work options. Whether you’re working from an AECOM office, remote location or at a client site, you will be working in a dynamic environment where your integrity, entrepreneurial spirit and pioneering mindset are championed.

You will help us foster a safe and respectful workplace, where we invite everyone to bring their whole selves to work using their unique talents, backgrounds and expertise to create transformational outcomes for our clients.

AECOM provides a wide array of compensation, benefits and well-being programs to meet the diverse needs of our employees and their families. We’re the world’s trusted global infrastructure firm, and we’re in this together – your growth and success are ours too.

Join us, and you’ll get all the benefits of being a part of a global, publicly traded firm – access to industry-leading technology and thinking and transformational work with big impact and work flexibility. As an Equal Opportunity Employer, we believe in each person’s potential, and we’ll help you reach yours.

We are a Disability Confident Employer and will offer an interview to applicants who have a disability or long-term condition, who meet the minimum/essential criteria for the role. Please let us know using this email address [email protected]  if you would like to apply through the Disability Confident Interview Scheme.

All your information will be kept confidential according to EEO guidelines.