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There has never been a better time to be at AECOM. With 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.

AECOM is seeking an ambitious Senior/ Principal Project Engineer to join our dynamic and young Transportation team in Dublin. This is an exciting opportunity for candidates eager to take the next step in their career, delivering multidisciplinary infrastructure projects that shape the future of Ireland’s transport landscape.

You will play a leading role in the design and delivery of projects across roads, rail, public transport, greenways, and enabling works, working alongside a collaborative and innovative team.

Join AECOM's thriving Transportation Team in Ireland—a 150+ strong professional network operating across Dublin, Cork, Galway, and Belfast. Due to significant growth fuelled by a robust pipeline of major infrastructure projects and programmes.

We're seeking an enthusiastic and driven Senior or Principal Roads, Rail, Civil, or Infrastructure Engineer with industry experience to join our expanding team.

This is a chance to move beyond routine design and play a crucial role in delivering complex, high-impact national infrastructure.

Why AECOM in Ireland?

• Impactful Projects: Work on some of the most significant transport programmes across the island of Ireland, directly influencing how people move. Our current portfolio includes:
  • Major road, rail, light rail, and bus infrastructure projects and programmes with all the major Irish public clients including TII, NTA, DAA, and IE.
  • Major Road Schemes: M21 Adare Bypass, N25 Midleton to Youghal, Carlow Southern Relief Road & Multi Modal Corridor, N4 Mullingar to Longford.
  • Sustainable & Active Travel: Delivery teams for the TII Luas Programme, the NTA BusConnects Programme, and a vast programme of Greenways (>300km) for TII and Local Authorities, including major schemes in West Cork and Donegal.
• Multidisciplinary Exposure: Gain hands-on experience across the entire project lifecycle, from early feasibility and statutory consent through to detailed design, construction support, and contract administration.
• Structured Career Progression: We are deeply committed to your professional trajectory. The successful candidate will be actively supported on their path to achieving Chartered Engineer status (IEI/ICE) in the coming years, benefiting from:
  • Mentorship and coaching from our global delivery experts.
  • A team who had 4 successful CEng applications in the past 12 months.
  • Formal technical, project management, and leadership training through AECOM University.
  • Exposure to client account management and work-winning processes to broaden your professional scope.

We prioritise candidates with the right behaviours and drive over specific current skillsets, investing significantly in training the next generation of engineers.

Your Role & Responsibilities

• You will be ready to take the next step in your career, delivering and coordinating design packages on complex infrastructure programmes.
• Manage and lead on a diverse range of major Infrastructure projects.
• Ensure all project deliverables meet AECOM quality standards and are managed effectively to time and budget.
• Work seamlessly across multiple teams, in a lead role, interrogating outputs from other disciplines (e.g., drainage, structures, environmental).
• Work directly with clients, local authorities, and stakeholders, guiding them through technical challenges.
• Support and coach junior engineers, contributing to AECOM’s culture of growth and continuous learning.
• Lead, manage, and mentor large project teams in the delivery of complex civil engineering projects, ensuring technical excellence and quality outcomes.
• Oversee the preparation of project documentation, technical reports, and design submissions in accordance with Irish and European standards.
• Act as primary point of contact for clients, contractors, and stakeholders, fostering strong relationships and ensuring clear communication.
• Drive the development of planning applications, tender documentation, and construction supervision activities.
• Conduct and review site inspections, surveys, and technical assessments to inform design and construction processes.
• Ensure robust compliance with health, safety, and environmental requirements throughout all project phases.
• Support resource planning, programme management, and risk mitigation strategies.
• Participate in and lead multidisciplinary team meetings, providing expert technical guidance and input.
• Champion innovation, sustainability, and digital delivery across all projects.

What we offer:

• Flexible hybrid working.
• Professional development support, mentorship schemes, and training agreements with major engineering institutions.
• Career development opportunities via AECOM University, technical practice networks, and volunteering days.
• A range of core and personalised benefits tailored to your lifestyle and well-being.
• Save As You Earn - Savings related share-option scheme.
• Charity & Community Activities – fundraising challenges, sponsored walks/runs, STEM outreach days, and local volunteering initiatives.
• Wellbeing Events – yoga sessions, wellness weeks, lunchtime walks/cycles, and mental health awareness activities.
• Sports & Clubs – five-a-side football, cycling groups, running, hiking and chess clubs, and participation in corporate challenge events and many more.
• Annual Celebrations – summer events, holiday celebrations, and recognition awards.

Ready to lead the delivery of sustainable transport solutions in Ireland? Apply today.

Ready to push the limits of what’s possible?

Here’s what we’re looking for:

• An Irish National Framework Qualification Level 8 (Honours Degree) or higher in Civil Engineering or related discipline. International applicants will hold an equivalent Degree recognised by the International Engineering Alliance (from a signatory of the Washington Accord).
• Degree in Civil Engineering or related discipline; Chartered Engineer status (or working towards) is highly desirable.
• 7 to 12 years’ relevant experience in the design and delivery of major roads, major public transport, light rail, rail, or enabling works projects. Or similar transferable experience from water, energy, or utilities sectors.
• Proven track record of leading project teams and delivering projects to programme and budget.
• Strong knowledge of Irish and European design standards, planning processes, and statutory requirements.
• Experience preparing and reviewing technical reports, drawings, specifications, and tender documents.
• Ability to manage multiple priorities and work effectively in a fast-paced, dynamic environment.

Desirable experience / Qualifications:

The following are areas of desirable skillsets and qualifications for the role:

• Project Management Qualifications, such as PMP
• Construction Manager Qualifications, such as CCM
• NEC3/4 ECC Supervision Accreditation
• Chartership, or close to Chartership in relevant professional body
• OSHA Safety Certification

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

At AECOM, we value everyone's unique contributions and perspectives. If you meet some of the requirements above or have transferable skills you believe would benefit us, we would be delighted to hear from you!

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! #STAP

For further information about the role, reach out to the recruiter on LinkedIn Siobhan Osborne

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 ReasonableAccommodationsUKI@aecom.com if you would like to apply through the Disability Confident Interview Scheme.

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