Principal engineer

Job Description
Are you ready to shape the future of transport in Ireland?
AECOM’s Streets Team is growing rapidly, delivering some of the most exciting and sustainable infrastructure projects in the country.
We’re looking for a Principal Engineer with a transportation background who’s ready to lead, inspire, and make an impact, to join our growing office in Dublin following continued growth across our national and regional transport portfolio.
You’ll play a key role in designing and delivering transformative transport projects involving Active Travel, Greenways, Bus Priority and Road projects which are redefining how people move across Ireland.
What You’ll Do

Manage design packages for major road, greenway, and urban transport schemes from concept to construction.
Oversee multidisciplinary teams of engineers and technicians, ensuring seamless collaboration across drainage, structures, and environmental disciplines.
Apply the latest standards including DMURS, Cycle Design Manual, and TII Publications to create safe, people-focused transport solutions.
Work directly with clients, local authorities, and stakeholders, guiding them through technical challenges and statutory approval processes (Part 8 / ABP / SID / EIA).
Support and coach junior engineers, contributing to AECOM’s culture of growth and continuous learning.

Why Join AECOM Ireland?

Help deliver major high quality schemes across Ireland.
Structured pathway to chartership with mentoring, technical training, and leadership development through AECOM University and Mentorship.
Hybrid & Flexible Working – embrace freedom to grow culture with genuine flexibility and work-life balance.
Collaborative Culture – join a 150+ strong, dynamic Surface Transportation team connected across Ireland and the UK.
Competitive package, including strong parental leave benefits, wellness initiatives, volunteering days, and opportunities for international collaboration.

Qualifications

Degree in Civil Engineering or related discipline.
Proven ability to coordinate multidisciplinary design teams and manage project delivery.
Working knowledge of Irish transport standards: TII Publications, DMURS, DMRB, and Cycle Design Manual.
Experience with statutory planning and design approvals in Ireland.
Experience with construction stage such as Site Supervision is ideal.

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 ReasonableAccommodations@aecom.com.
All your information will be kept confidential according to EEO guidelines.
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 ReasonableAccommodationsUKI@aecom.com if you would like to apply through the Disability Confident Interview Scheme.
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