OverviewIn this role you apply thermo-fluid dynamics and climate comfort expertise to develop and validate HVAC and air distribution solutions for trains. You will run CFD and experimental tests to assess comfort and energy performance, contributing to R&D; and cross‑disciplinary innovation. You work within the AeroX and Climatic Comfort domain to deliver robust simulations and validated results that support bids and projects. This position offers the chance to shape passenger and driver comfort on mobility systems at scale and across sites.

Responsabilità

Perform CFD simulations for internal aerodynamics and climatic comfort, including air distribution, temperature uniformity, draft risk, and HVAC efficiencyAnalyze cabin thermal behavior, heat loads, ventilation rates, and HVAC system performanceSupport design and optimization of HVAC units, air ducts, diffusers, intakes, filters, heating and cooling solutionsPredict climate comfort indicators using standard methodologies and internal best practices (PMV/PPD, temperature maps)Define comfort requirements at vehicle and subsystem levelPrepare technical documentation for offers and projects concerning climatic performancePlan and analyze experiments in environmental chambers, mock-ups, or on-train testsSupport development of advanced modelling techniques combining internal aerodynamics, thermal loads,



and occupant comfortContribute to R&D; programs focused on improving comfort, energy efficiency, and HVAC system integrationInteract with AeroX and Comfort experts across sites to leverage shared knowledgeComplementary Aerodynamic Responsibilities: assess external aerodynamic performance when needed and contribute to train aerodynamics testing

Requisiti fondamentali

Bachelor’s or Master’s degree in Mechanical Engineering, Energy Engineering, Aeronautical Engineering, or related fields5+ years in thermo-fluid dynamics, HVAC, climatic comfort engineering in railway or related sectorsExperience in numerical simulation and experimental testingExperience managing technical tasks or small teams (preferred)Proficiency with CFD software STAR-CCM+, CFX, Fluent, PowerFLOW (or equivalents)Strong understanding of thermal management, HVAC systems, air distribution and human comfort assessmentFamiliarity with fluid-structure interaction and aero-thermal coupling (plus)Ability to lead transversal R&D; actions and methodology developmentAdvanced English; Italian also advantageousStrong communication and proactivityTeam-oriented mindset in a multidisciplinary environmentStrategic thinking and problem-solving abilitiesCFD software: STAR‑CCM+, CFX, Fluent, PowerFLOWThermal management and HVAC systemsAir distribution and human comfort assessment

📌 Climatic Comfort Engineer (Hybrid) (Roma)
🏢 Alstom
📍 Roma