We are currently looking to hire a Principal Drainage Engineer with experience in linear infrastructure drainage design, to join our busy and expanding experienced in Enterprise Capabilities, Europe (Madrid).
About Enterprise CapabilitiesFundamental to our Think and Act Globally strategy and digital adoption, Enterprise Capabilities (EC) is AECOM's primary vehicle for workshare. Operating across geographic boundaries and time-zones, EC partners with regional and Global Business Line project teams to provide technical expertise, accelerate delivery and keep AECOM competitive in the industry.
Our Water Engineering team has a strong track record delivering water infrastructure solutions across the United States, Australia, New Zealand, Canada, Latin America and the Middle East. With us, you will have the opportunity to contribute to high-profile transportation, water and environmental projects within a diverse and multicultural environment.
You will be involved in all phases of project development, from conceptual and feasibility studies through to preliminary and detailed design, supporting a wide range of drainage, stormwater, sewerage and potable water network projects.
Responsibilities of this role include:Provide technical leadership for drainage and water engineering deliverables across major international transportation and infrastructure projects.
Lead the development, review and approval of drainage designs, hydraulic calculations, modelling outputs, technical reports and engineering documentation.
Support projects through all design stages, from feasibility and concept development to preliminary and detailed design.




Act as a drainage subject matter expert within multidisciplinary teams, ensuring the application of relevant standards, client requirements and industry best practices.
Deliver high-quality engineering solutions that meet project objectives, schedules and budget requirements.
Undertake technical assurance and peer reviews of designs produced by other engineers, ensuring quality, consistency and compliance.
Collaborate with project teams and stakeholders across multiple regions, supporting the successful delivery of projects in international markets.
Identify technical risks, resolve complex engineering challenges and develop practical, innovative and sustainable design solutions.
Mentor and support the development of graduate, junior and intermediate engineers, promoting technical excellence and knowledge sharing.
Contribute to the continuous improvement of drainage engineering capabilities, methodologies and best practices across the general Water business.
Why Join AECOM?Work on major international infrastructure projects.
Be part of a global technical network.
Flexible and hybrid working.
Influence high-profile projects from Madrid.
Drive technical excellence.
Career growth without leaving the technical path.
Work in a diverse and multicultural environment.




Continuous learning and professional development.
Bachelor's or Master's degree in Civil, Water or a related discipline.
Typically 8+ years of experience in drainage design for highways, railways and other linear infrastructure projects.
Fluent English, both written and spoken.
Strong experience in drainage design, hydraulic modelling and technical delivery across multiple project stages.
Proficiency in industry-standard software such as OpenRoads Designer, Civil 3D, InfoDrainage, MicroDrainage or equivalent.
Familiarity with international design standards and engineering best practices.
Excellent communication, collaboration and stakeholder management skills.
Preferred QualificationsExperience supporting projects in the United States and familiarity with US drainage design standards and regulations.
Spanish language skills would be an advantage.
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 AECOMAECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may includemedicaldentalvisionlifeAD&Ddisability; benefitspaid time offleaves of absencesvoluntary benefitsperksflexible work optionswell-being resourcesemployee assistance programbusiness travel insuranceservice recognition awardsretirement savings planemployee stock purchase plan.

📌 Principal Engineer (Madrid)
🏢 Aecom2
📍 Madrid