Senior Product Engineer, Electrical/Mechanical Transformers

Littelfuse in Matamoros, Mexico, is seeking a Sr. Product Engineer to develop, modify, and evaluate electrical‑mechanical product designs for transformers, contactors, transfer switches, and temperature sensors. You will support development, validation, and problem solving through cross‑functional collaboration.

You will create and maintain BOMs and drawings, define testing protocols, and ensure compliance with UL, CSA, CCC standards while guiding engineering changes and project activities.