Mechanical Engineer - Water projects

Company Description

Work with Us. Change the World.
At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations.
There has never been a better time to be h accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.
We're one global team driven by our common purpose to deliver a better world. Join us.

Start here. Grow here.
Are you ready to shape the future of water infrastructure?
We’re looking for a Senior Mechanical Engineer to join our growing South West and Wales Water team
, with flexibility to be based out of one of our South West locations (Exeter, Bristol & Cardiff).
In this role, you’ll play a key part in delivering multi-billion-pound capital programmes across the UK water sector, contributing to projects ranging from small rural sites to complex, multi-million-pound infrastructure and non-infrastructure schemes in both water and wastewater. These long-term frameworks extend through AMP8 and AMP9
, offering security, variety, and the opportunity to make a real impact in shaping sustainable water solutions.

• South West Water – Engineering Consultancy Services Framework (Lot 3 – Multi-Discipline Engineering Design)
• Wessex Water – Capital Delivery Partner Framework (Lot 2 – Design Consultants)
• Southern Water – £3.7 billion Capital Delivery Programme (Strategic Delivery Partner Frameworks: Lot 1 Non‑infrastructure water projects, Lot 2 Non‑infrastructure wastewater projects)
• Low Complexity Delivery Route & SDP Lot 3 Infrastructure Frameworks – Partnering exclusively with Tier 1 Contractors to deliver high‑quality wastewater infrastructure projects.

• Producing feasibility studies, outline design, detailed design and construction support.
• Producing design drawings, mechanical plant selection and specification.
• Liaising and collaborating with water and other discipline teams including civil, electrical, process and mechanical engineers nationwide.
• Deliver a high calibre of technical quality, contribute to bids, interface with clients and collaborators in design and planning.
• Deliver to agreed budget, programme and quality along with supporting the preparation of project budget & programme.
• Responsible for the design of mechanical installations typically including municipal water and wastewater pumping stations, screens, grit removal plant, penstocks, valves, odour control systems, pipework etc.
• Site visits to carry out site surveys and support liaison with clients, contractors & suppliers.
• Producing plant layouts, technical specifications, Wimes datasheets, valve schedules, equipment schedules, lifting strategies and P&IDs.
• Producing pumping station designs, headloss calculations and pumping system analysis / pump selection.

• A degree (or equivalent) in Mechanical Engineering.
• Progress towards Chartered Engineer status with a relevant institution, such as IMechE.
• Knowledge of pump station design, piping design, valve selection, and hydraulics.
• A proven ability to deliver engineering designs, reports, drawings, technical specifications and calculations with confidence and precision.
• Hands‑on experience in delivering innovative solutions for water and/or wastewater engineering projects.

At AECOM 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, our flexible hybrid working model to ensure a work‑life balance that suits you, technical practice networks, AECOM University, and volunteering days.

Interested in the role or curious about life at AECOM? Follow us on Linked In, Facebook, Instagram, and You Tube to explore our voices, employee stories and projects. For further information about the role, reach out to the recruiter on Linked In:
Anne Marie Flynn.

We celebrate diversity, including neurodiversity, and believe it enriches our team. We welcome applications from all backgrounds and abilities. If you are an applicant with a disability that requires reasonable accommodation, please contact Re All your information will be kept confidential according to EEO guidelines.