An FEA (Finite Element Analysis) Engineer is responsible for using computer simulations to analyze the structural, thermal, and fluid dynamics behavior of products or components. They use FEA software like ANSYS, Abaqus, or NASTRAN to predict stresses, deformations, and failures in materials under various conditions. FEA Engineers work in industries such as automotive, aerospace, and manufacturing to optimize designs, improve product reliability, and reduce costs. Their role involves interpreting results, validating simulations with physical tests, and collaborating with design teams to enhance product performance.