Engineer - Tunnel Ventilation Systems and FLS
Full-time
State/Province: Madrid
Business Group: DCS
Legal Entity: AECOM SPAIN DCS S.L.U.
Business Line: Transportation
Work Location Model: Hybrid
Operating Group: Group Support
Primary Location: ES - Madrid - C/Alfonso XII
Key Responsibilities
Assist in the development of ventilation models and engineering assessments under the supervision of senior engineers.
Assist in preparing engineering calculations, ventilation system layouts, mechanical design drawings, equipment sizing, and technical specifications.
Support the development and review of simulation models for tunnel ventilation and fire scenarios.
Assist in developing 1D ventilation simulations (SES, IDA Tunnel) and 3D fire and smoke modelling analyses using FDS/PyroSim. Support occupant egress assessments using Pathfinder.
Coordinate with multidisciplinary teams to support integrated tunnel and station designs.
Ensure designs and calculations comply with project requirements, applicable codes, and engineering standards.
Participate in technical meetings, workshops,



and internal design reviews.
Support space proofing activities and equipment access/maintenance studies for TVS components.
Contribute to technical reports, presentations, and engineering documentation.
Here’s what we’re looking for
Bachelor's degree in mechanical engineering, Aerospace Engineering, Civil Engineering, Mining Engineering, or a related discipline.
Additional training in tunnel ventilation, fire safety engineering, or CFD simulation is desirable.
Suitable for engineers with up to 2 years of experience in a related field.
Strong interest in tunnel ventilation, fire life safety engineering, fluid dynamics, and simulation-based design.
Familiarity with SES, IDA Tunnel or equivalent tunnel ventilation simulation software would be beneficial.
Familiarity with FDS and/or PyroSim is desirable. Experience with ANSYS Fluent or equivalent CFD software would be advantageous.
Familiarity with stand

📌 Engineer - Tunnel Ventilation Systems and FLS (España)
🏢 AECO
📍 España