Company Braintrust 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. Job description Your final hourly rate will be chosen by our client and determined by your location. We’re looking for two freelancers with strong expertise in Finite Element Analysis (FEA) using CalculiX, covering stress analysis, buckling, and vibration simulations. Experience applying the software across different engineering contexts is preferred. You will review and annotate engineering datasets focused on CalculiX, including stress analysis, buckling and vibration, assessing technical accuracy and explaining corrections. Requirements:

• Strong hands-on experience with CalculiX.
• Expertise in stress analysis, buckling, and vibration analysis.
• Experience using CalculiX across different applications or engineering domains.
• Good knowledge of general-purpose meshing software and workflows.
• Ability to work independently on technical simulation projects.
• At least five years of relevant experience in FEA or closely related structural engineering simulation work.

Engagement: 15–20 hours/week Openings: 2 freelancers Location: US, Canada, UK, or Europe Engagement

• Remote, project-based expert role
• Supporting AI model training and evaluation for a leading AI lab.

Remote Skills: Analysis Skills, Artificial Intelligence (AI), Finite Element Analysis, Laboratory Analysis, Network Connectivity, Simulation, Software Engineering, Structural Engineering, Technical Analysis, Training Data Sets, Writing Skills Braintrust