Principal Mechanical Engineer, Water SectorJoin to apply for the

Principal Mechanical Engineer, Water Sector

role at

AECOM .

OverviewWe are looking for a

Principal Mechanical Engineer

to join our growing

Water Solutions

team, with opportunities to be based across England and Wales offices. You will play a key part in delivering major UK water utility investment programmes, supporting the design and delivery of projects ranging from small rural sites to multi-million-pound infrastructure and non-infrastructure schemes. These frameworks are long-term and extend through

AMP8

and

AMP9 , giving you the chance to contribute to sustainable water solutions across multiple regions.

Responsibilities

Develop feasibility studies, outline and detailed designs, and provide construction support.

Create design drawings, select mechanical plant, and prepare technical specifications.

Collaborate with multidisciplinary teams, including civil, electrical, process, and mechanical engineers.

Ensure high technical quality, contribute to bids, and maintain client relationships.

Manage project budgets, schedules, and deliverables to meet agreed targets.

Design mechanical installations for water and wastewater systems, including pumps, screens, valves, and odour control.

Conduct site surveys and liaise with clients, contractors, and suppliers.

Produce layouts, technical specifications, datasheets, and PandIDs for system designs.

As part of our team, you’ll work across multi-year frameworks and collaborate with offices internationally to deliver projects from inception to completion while creating innovative solutions that benefit the environment and communities.

Key Programmes and Frameworks

South West Water – Framework for Engineering Consultancy Services: Lot 3 – Multi-Discipline Engineering Design

Wessex Water – Capital Delivery Partner Framework Agreement: Lot 2 – Design Consultant

Severn Trent Water – Lot 1 Major Projects Framework: Supporting AMP8 delivery plan valued at a TotEx of £14.9 billion

Severn Trent DandB Projects – Supporting Tier 1 contractors on major non-infrastructure wastewater schemes

Southern Water SDP Frameworks – Lot 1: Non-infrastructure water projects; Lot 2: Non-infrastructure wastewater projects

Southern Water Low Complexity and Infrastructure Frameworks – Lot 2: Wastewater Infrastructure; Lot 3: Infrastructure Framework

Qualifications

A degree in Mechanical Engineering with Chartered Engineer status (or working towards it) through a recognised institution like IMechE.

Proven expertise in producing, reviewing, and approving engineering reports, designs, drawings, and specifications.

A problem-solver at heart, capable of owning and resolving challenging technical issues.

Leadership potential with ability to manage direct reports and support the growth of engineers.

Excellent client and stakeholder engagement skills, with experience in team leadership, mentoring, and line management.

Experience in the water and/or wastewater industry.

About AECOM and BenefitsWe celebrate diversity and are committed to an inclusive workplace. We offer a range of core and personalised benefits, flexible hybrid working, career development opportunities, AECOM University, and volunteering days. We are an Equal Opportunity Employer and a Disability Confident Employer. Reasonable accommodations are available via ReasonableAccommodations@aecom.com.

For more information about the role, contact the recruiter on LinkedIn.

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