Computational Fluid Dynamics Engineer (Fluid System Engineer) Location: Rho, Italy (near the metro station)Contract Type: Full-time, On-siteWorking Hours: 09:00–12:45, 14:00–18:00Compensation: Commensurate with experience Role DescriptionWe are seeking a Computational Fluid Dynamics Engineer to act as the system-level owner of hydraulic architecture for our redox flow battery technology. The role has a primary focus on containerized systems, while also contributing at stack level to ensure proper hydraulic integration, performance consistency, and scalability across the entire system.Reporting directly to the Head of Product, this position plays a key role in defining system architecture, technical trade-offs, and scale-up strategies. The Senior Hydraulic Engineer will lead hydraulic design choices from concept to implementation, coordinating simulation, testing, and validation activities.The role includes technical leadership of hydraulic topics across the product and direct coordination of a Junior CFD Engineer, working closely with mechanical, electrochemical, and control teams. ResponsibilitiesAct as system-level owner of the hydraulic architecture for stacks, modules, and containerized systemsDefine and develop container-level hydraulic layouts, including piping, manifolds, tank interfaces, valves, sensors, and auxiliary componentsContribute to stack-level hydraulic design, ensuring alignment between electrochemical requirements and system constraintsPerform and oversee hydraulic calculations and design validation (flow distribution, pressure losses, operating regimes, scalability)Coordinate and technically guide CFD activities, defining simulation objectives and reviewing resultsSelect and size pumps and hydraulic components, ensuring system efficiency, reliability, and long-term performanceInterface with the Head of Product to support system-level design decisions and roadmap definitionSupport scale-up activities from laboratory and pilot setups to full containerized productsPrepare technical documentation, specifications, and internal design guidelinesAct as a technical reference for hydraulic topics within the organization QualificationsMSc or PhD in Mechanical Engineering, or related fields6+ years of experience in hydraulic or fluid system design at system levelStrong expertise in fluid mechanics and hydraulic system architectureProven experience coordinating or mentoring CFD or simulation engineersProficiency with CAD tools and CFD simulation environmentsAbility to operate effectively at both component and system levelStrong engineering judgment and problem-solving skillsExperience working in multidisciplinary R&D; environmentsExcellent written and verbal communication skills in English