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Posted 06 August, 2026

Mechanical Engineering Expert, CAD, CFD & FEA

Braintrust
San Francisco, CA, US Full Time

Job Description

Company\n
\nBraintrust is a global talent network that connects top independent professionals with leading companies for high-quality, flexible work. We help organizations hire skilled talent faster while giving professionals access to vetted opportunities with innovative teams.\n

Job description\n
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Final rate depends on location, qualifications and experience

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We are seeking a Mechanical Engineering expert with advanced CAD, Computational Fluid Dynamics (CFD) and FEA experience to support a leading AI lab developing next-generation engineering AI models. In this project-based role, you will review, annotate, and evaluate highly technical engineering content, applying your domain expertise to ensure the accuracy and quality of datasets used for AI training.

Key Responsibilities\n
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  • Annotate and review CAD models, engineering drawings, and technical diagrams.
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  • Evaluate mechanical engineering and CFD/FEA datasets for technical accuracy and consistency.
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  • Perform quality control (QC) on expert annotations and identify engineering errors.
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  • Provide subject matter expertise to refine evaluation guidelines and improve dataset quality.
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Required Qualifications\n
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  • Master's or PhD in Mechanical Engineering, Aerospace Engineering, or a closely related field.
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  • Strong CAD experience (e.g., SolidWorks, CATIA, NX, Creo, Fusion 360, or similar).
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  • 5+ years of professional experience.
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  • Hands-on meshing experience with Gmsh or snappyHexMesh.
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  • Hands-on CFD/FEA simulation experience with OpenFOAM or FEA tools like CalculiX (or similar).
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  • Strong ability to interpret technical drawings, assemblies, and mechanical systems.
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  • Domain expertise in one or more of the following:
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    • Aerodynamics/aerospace
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    • Reacting flows
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    • Solid mechanics / structural deformation
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    • Fluid-structure interaction (FSI)
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    • Heat transfer
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    • Chemically reacting flows
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    • Multiphase flows
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    • FEA
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  • Fluent in English; French is a strong plus.
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Nice to Have\n
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  • Experience with FEM tools such as FEniCS.
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