Summary: The Mechanical Prototype Engineer develops and fabricates plastic component prototypes using 3D printing and manual techniques to validate modifications. Highlights: 1. Develop and fabricate prototypes using 3D printing and manual techniques 2. Collaborate with product engineers and designers to transform concepts 3. Support development of prototype parts based on CAD proposals Prototype Engineer Enviar candidatura ahora » **Fecha:** 20 ene. 2026 **Ubicación:** Monterrey, MX **Empresa:** OP Mobility **Hungry for challenges?** Join a group with innovation at its heart and contribute to the automotive revolution! OPmobility is a world leader in sustainable mobility and a technology partner to mobility players worldwide. Driven by innovation since its creation in 1946, the Group is today composed of complementary business groups that enable it to offer its customers a wide range of solutions: exterior and lighting systems, complex modules, energy storage systems and battery and hydrogen electrification solutions. OPmobility also offers its customers an activity dedicated to the development of software, OP’nSoft. With economic revenue of **11\.6 billion euros in 2024 and a global network of 150 plants and 40 R\&D centers**, OPmobility relies on its **38,900 employees** to meet the challenges of sustainable mobility. **Mechanical Prototype Eng. (MPE)** Contract : Indeterminated The Mechanical Prototype Engineer develop and fabricate prototypes of plastic components using 3D printing (resin or filament) and manual techniques, in order to validate modifications before implementing them in the final mold. **Responsabilities:** * Support the development of prototype parts based on CAD proposals, ensuring physical feasibility of the models. * Use CAD software to model and adjust geometries according to design specifications * Operate and maintain 3D printers, including file preparation, calibration, and post\-processing. * Perform manual finishing of prototypes (sanding, assembly, gluing, painting, or fine adjustments) * Collaborate with product engineers and designers to transform concepts into functional prototypes * Document the prototype manufacturing process and maintain version control and records of modifications. * Preparation of CAD data and documentation for ordering parts from external suppliers. **Experience**: * Minimun 3 years in the position * English on intermediate level * University Degree * MS Office, * CAD * GD\&T * DFMEA * Mechanical design, plastic injection technology and tool design knowledge * Experience with 3D modeling software **Additional Information.** * Organized and disciplined to follow prototyping timelines and processes. * Team\-oriented, with the ability to collaborate in multidisciplinary environments. As a responsible company, OPmobility pays particular attention to diversity and equality within its teams, and the Group commits to treat all job applications equally. Enviar candidatura ahora »