Principal Tunnel Ventilation Systems Engineer (TVS Engineer)

We are seeking a Principal Mechanical Engineer with extensive experience in Tunnel Ventilation Systems (TVS) and Computational Fluid Dynamics (CFD) / Subway Environment Simulation (SES) modelling for Metro, Rail, and Road tunnel projects. The role includes technical leadership, ventilation system design, simulation oversight, and client-facing coordination. You will lead engineering deliverables to ensure ventilation and smoke control systems meet operational, safety, and regulatory requirements.

Here is what you will do:

• Lead the design, verification, and performance assessment of Tunnel Ventilation Systems (TVS) for Rail, Road, and Metro tunnels.

• Serve as a primary technical representative to clients (both internal and external), participating in workshops, reviews, and responding to technical queries.

• Prepare and/or review engineering calculations, system layouts...