Job Description

Start here. Grow here.

Are you ready to support a team of talented engineers, modellers and consultants and help shape the future of the water industry?

Join our dynamic and multidisciplinary Water Team as a Principal Hydraulic Modeller for our Flooding & Hydrology Team. You will join one of our offices on the island of Ireland whilst also taking advantage of our flexible hybrid working model.

At AECOM, we’re at the forefront of innovation, delivering an exceptional portfolio of water programmes and projects through long-term partnerships with key clients. These include local government, contractors, charities and water companies. In this role, you will be one of the lead technical team members supporting the junior members of the team to deliver top quality projects with an opportunity to help shape the direction and grow our flood risk capabilities in Ireland. Existing projects include Flood Risk Assessments to support a range of developments across our multi-disciplinary team, reservoirs work, and Integrated Drainage Assessments to name a few.

This position offers an unparalleled opportunity to support a talented, diverse team committed to innovation and efficiency. The team in Ireland has a diverse set of skills and we pride ourselves in being able to deliver large scale multidiscipline projects from the team supported by the wider AECOM groups. The team have a collaborative approach to working both within our team and more broadly developing our relationships with the Energy, Environmental and Transportation sectors.

Some example current projects include:

Programme of reservoir works to support Uisce Éireann.
Modelling to support the design of numerous fish passes and other in channel structures for Uisce Éireann.
Site specific flood risk assessment for water and wastewater infrastructure to support Uisce Éireann.
Support to our transportation teams for delivery of new local and regional transport infrastructure.

Here’s what you’ll do:

Deliver: Support on developing the technical approach for modelling, hydrology and flooding projects – supported by the wider team. Support in delivering technically challenging projects for key clients. Provide clients with technical input supporting them to make informed decisions.
Develop: Provide mentoring for junior team members and help them progress towards chartered status.
Quality: Support the team to fulfill a thorough quality assurance process and help grow our flood risk capabilities in Ireland.

If you're passionate about innovation and turning bold ideas into reality, we want to hear from you! Become part of our dynamic Water business, which boasts around 600 experts across the UK & Ireland. Why not give our AECOM Water page on LinkedIn a follow to stay updated on the impactful projects we're working on and see first-hand the difference we're making in the industry!

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 you achieve a healthy work-life balance.

Qualifications

Ready to push the limits of what’s possible?

Here’s what we’re looking for:

A bachelors (or equivalent) in Civil Engineering, Environmental Sciences, GIS, Geography, or a similar subject.
Experience in Hydraulic Modelling, GIS or Data Analysis, in particular ArcGIS.
Experience in fluvial, pluvial and integrated Hydraulic Modelling, in particular Innovyze ICM or Floodmodeller/Tuflow.
Understanding of hydrology in Ireland, the UK and worldwide.
Chartered member or working towards chartership with ICE, Engineers Ireland or CIWEM.

Additional Information

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 to complete the application process, please contact us at [email protected]. At AECOM, we value everyone's unique contributions and perspectives.

Interested in the role or curious about life at AECOM? Follow us on LinkedIn, Facebook, Instagram, and YouTube to explore our AECOM voices, employee stories, latest projects, and much more!

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.

State/Province: Antrim and Newtownabbey

Business Group: DCS

Legal Entity: AECOM Infrastructure and Environment UK Limited

Business Line: Water

Work Location Model: Hybrid

Operating Group: International

Primary Location: UK - Belfast - Clarence West

Principal Hydraulic Modeller - Hydrology & Flooding

Benefits

Job Description