Mechanical CFD Engineer

3 weeks ago

St Louis, United States Nidec Motor Corporation Full time
Job Summary WHO ARE WE

The sky is no longer the limit as Nidec takes its technology off the ground and into the Aerospace market. As a Mechanical Design Simulation Engineer with the Nidec Aerospace team, you will have the opportunity to apply and develop your expertise to design electric propulsion systems for the battery-powered aircrafts that will enable the world to sustainably and efficiently get from point A to point B.

Nidec is the world’s leading electric motor manufacturer and a true pioneer in electrification across a wide array of industries since its foundation in 1973, ranging from appliance, energy infrastructure, to ground transportation. Nidec Aerospace is a newly created Joint Venture between Nidec and Embraer which intends to take a leading role in the Electrification of Aircrafts. We are well-positioned and excited to support the aerospace industry in its ambitious transition to net-zero carbon emissions by 2050.

The ideal candidate will embody Nidec’s key pillars of Passion, Enthusiasm, and Tenacity with their passion to learn, enthusiasm to exceed market expectations, and tenacity to solve complex technical issues. From ideation to production, you will work with a diverse and experienced team of design engineers to support aerospace industry leaders and spearhead technological advances in transport decarbonization.

Job Description

We are seeking a highly skilled and experienced Mechanical CFD (Computational Fluid Dynamics) Engineer to join our electric propulsion development team. The successful candidate will play a crucial role in the design, analysis, and optimization of thermal and fluid systems for electric propulsion applications through numerical simulations. This role involves working closely with cross-functional teams to develop innovative solutions and advance our product portfolio.

Key Responsibilities:

  • Conducting CFD simulations to analyze thermal and fluid flow behavior in electric propulsion systems, including motors, inverters, cooling systems, and battery packs.
  • Developing and validating numerical models to predict heat transfer, fluid dynamics, and thermal management performance under various operating conditions.
  • Collaborating with design engineers to optimize component and system geometries for enhanced thermal performance, efficiency, and reliability .
  • Providing technical expertise and recommendations for design improvements based on CFD analysis results.
  • Performing sensitivity analyses and parametric studies to assess the impact of design changes on system performance and reliability.
  • Generating detailed technical reports and presentations to communicate analysis findings, recommendations, and design trade-offs to stakeholders.
  • Supporting prototype testing and validation activities by providing insights and recommendations for test setup, instrumentation, and data analysis.
  • Staying current with industry trends, emerging technologies, and best practices in CFD modeling, simulation, and thermal management for electric propulsion systems.
  • Contributing to the development and implementation of simulation methodologies, tools, and workflows to streamline the design and analysis process.

Technical Attributes and Experience

  • Proven experience in applying CFD techniques to model and analyze thermal and fluid systems, preferably in electric propulsion or automotive applications.
  • Proficiency in using commercial CFD software packages such as ANSYS Fluent, Siemens STAR-CCM+, OpenFOAM or similar CFD software.
  • Strong understanding of heat transfer principles, fluid dynamics, and thermodynamics.
  • Experience with CAD software (e.g., SolidWorks, CATIA, CREO) for geometry preparation and mesh generation.
  • Familiarity with scripting languages (e.g., Python) for automation and post-processing of simulation results.
  • Excellent problem-solving skills and attention to detail.
  • Effective communication and collaboration skills, with the ability to work effectively in a multidisciplinary team environment.
  • Experience with electric vehicle (EV) or hybrid propulsion systems is a plus.

Minimum Requirements (proficiency levels aligned to job level)  

  • Bachelor's degree or higher in Mechanical Engineering, Aerospace Engineering, or a related field.
  • 7 years of industry experience working

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