
Battery Plastics Engineer, MID
Posted Oct 9

Posted Oct 9
This is a fully remote position, open to applicants in Mexico.
• Assess exterior designs based on factors such as performance, aesthetics, mass, cost, investment, timing, sustainability, and manufacturability.
• Provide specialized knowledge in TPO, TEO, GF-PP, nylon, engineering thermoplastics, SMC, and carbon-fiber composites.
• Evaluate various molding techniques including injection molding, compression molding, thermoforming, vacuum forming, prepreg molding, autoclave processing, bonding, painting, and secondary assembly processes.
• Lead feasibility evaluations for Class-A surfaces focusing on quality aspects such as surface finish, part separation, fiber print-through, gloss consistency, warpage, sink marks, parting lines, draft angles, gating, and attachment methods.
• Review CAD models, sections, technical drawings, GD&T specifications, tolerance stack-ups, and component interfaces; assist in Design for Manufacturing and Design for Assembly assessments.
• Analyze factors such as thermal exposure, solar loading, aerodynamic forces, airflow management, material expansion, wind noise, and aero-acoustic characteristics.
• Coordinate structural, thermal, CFD, mold-flow, and acoustic analyses; aid suppliers, prototypes, tooling trials, validation processes, and risk mitigation efforts.
• Create technology comparisons and recommendations that encompass cost, mass, investment, maturity, performance, and timing considerations.
• Assist in the assessment and adoption of advanced exterior components and manufacturing technologies for composite HV battery housings.
• A Bachelor’s degree in Mechanical, Materials, Polymer, Manufacturing Engineering, or a related discipline.
• At least 5 years of experience in automotive exteriors, plastics, or composites.
• Familiarity with various exterior polymers, injection or compression molding processes, and Class-A automotive components.
• Understanding of tooling feasibility, painting, bonding, fastening, GD&T, DFMEA, DVP&R, tolerance analysis, and CAD evaluations.
• Preferred qualifications include experience with carbon-fiber Class A components, low-volume vehicles, SMC/prepreg/autoclave processes, NX/Teamcenter, CFD, mold-flow, thermal, or aero-acoustic analysis.
• Strong communication skills and ability to collaborate across functions.
• Capable of providing technical leadership and making informed decisions.
• Proficient in problem-solving and analytical thinking.
• Excellent time management skills and ability to work under pressure.
• Detail-oriented with a strong emphasis on documentation practices.
• Skills in supplier coordination and negotiation.
• Committed to continuous improvement and robust design principles.
• Proficiency in English at B2–C1 level.
• Competitive salary.
• Benefits that exceed legal requirements.
• Opportunities for career growth and a development plan.
• Remote work options available.
Mainspring Energy
Mercor
Mercor
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