Job DescriptionOur partner is looking for a Senior Thermal Engineer to own the thermal architecture for advanced compute hardware, from die and package level analysis through liquid cooling, sled design and rack level heat rejection.This is a senior individual contributor role with strong technical ownership. You will define thermal budgets, cooling requirements and validation methods, working closely with mechanical, power and hardware teams.Location: Barcelona, Spain, HybridLevel: SeniorResponsibilities- Own thermal design from silicon to rack level- Define thermal budgets for high power compute hardware- Model die hotspots, package spreading and board level thermal behaviour- Run CFD and conjugate heat transfer simulations- Perform transient analysis using realistic workload power profiles- Design cold plates, manifolds and liquid cooling loops- Define flow rate, pressure drop and coolant requirements- Specify TIM stack, bond line and thermal interface requirements- Define sled and rack thermal architecture- Set coolant distribution,



redundancy and failure response requirements- Own thermal validation on real hardware- Correlate simulation results with sensor and test measurements- Work with mechanical, power and cooling partners- Support thermal telemetry, throttling and power management decisionsRequirements- 8+ years of electronics thermal engineering experience- Background in high power computing, data centres or similar electronics- Thermal ownership of processors, GPUs, ASICs or FPGAs- Strong package level thermal analysis- Strong CFD and thermal simulation experience- Icepak, Flotherm, Star CCM+ or equivalent- Liquid cooling and cold plate design- Flow and pressure budget experience- TIM selection and bond line knowledge- Thermal interface reliability understanding- Practical thermal validation experience- Strong simulation to measurement correlation skillsOptional / Desired- 2.5D, interposer or chiplet thermal design- Two phase cooling- Immersion cooling-

📌 Senior Thermal Engineer (Barcelona)
🏢 Hireroo
📍 Barcelona