Senior Tunnel

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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.

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The Domestic Transportation business line in Spain have a team of highly specialized engineers in civil infrastructure and transport, working on key projects in roads, railways, airports, and urban planning, among others. We are committed to technical excellence and act as a strategic partner to our clients, delivering innovative solutions in complex projects at both national and international levels

We are hiring a Senior Tunnel & Geotechnical Engineer to become part of the Geotechnical discipline. Our team delivers ground engineering & tunnelling assessments and designs from concept, feasibility, preliminary and detailed development across a diverse portfolio, including roads and railways infrastructure, stations, buildings, and high-rise structures.

It can be a great opportunity for a senior engineer who wants to boost his/her professional technical career on the ground engineering, leading key and complex tunnelling projects.

Key Responsibilities:

• Lead the design and supervision of tunnel projects using TBM, NATM, and other construction methods, including preparation of drawings and technical specifications.
• Design and oversee additional underground structures such as cut-and-cover tunnels, shafts, and underground stations.
• Conduct and lead geotechnical investigations and assessments for a variety of tunnelling projects.
• Coordinate geotechnical tasks within the team, providing guidance on complex technical challenges.
• Offer technical mentorship to junior engineers, fostering their professional development.
• Analyze geotechnical data for ground characterization, risk assessment, and report generation.
• Develop geotechnical designs for excavations, retaining systems, earthworks, soil improvement, foundations, and perform stability and settlement analyses.
• Execute geotechnical calculations, prepare specifications, and produce detailed engineering drawings.
• Lead bid preparation from the tunnelling discipline perspective, covering both technical and budgetary aspects.
• Collaborate with multidisciplinary teams across different geographies to ensure high-quality project delivery.

• Bachelor's or Master's degree in Civil, Geological, or Mining Engineering.
• A minimum of 8–10 years of proven and recent experience in tunnelling engineering is required. Previous geotechnical experience will be highly valued.
• Fluency in both Spanish and English languages (spoken and written) is required.
• Skilled in geotechnical software such as PLAXIS 2D/3D, RS2, ROCSCIENCE, AutoCAD, Excel, and Presto.
• Solid understanding of Spanish codes and international standards (AASHTO, ACI, ASTM, Eurocodes, SBC).
• International project experience is highly valued.
• Strong communication skills, with the ability to convey complex ideas clearly.
• Passion for continuous learning and professional growth, especially in geotechnical and tunnelling engineering.
• Team-oriented mindset and ability to thrive in culturally diverse and technically demanding environments.

About AECOM 

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. 

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients' complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2024. Learn more at  

What makes AECOM a great place to work 

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you'll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you've always envisioned. Here, you'll find a welcoming workplace built on respect, collaboration and community - where you have the freedom to grow in a world of opportunity. 

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines.