Junior Plastics Engineer – Exterior Automotive (Remote)

ALTEN Mexico; Santiago de Querétaro; On-site; MXN 520,000 - 860,000; Full time

Benefits offered by this job

Remote work scheme

Career growth and development plan

Benefits above those required by law

Competitive salary

Job summary

ALTEN Mexico is seeking a Plastics Engineer to evaluate and implement advanced exterior components and manufacturing technologies, supporting composite development with HV Battery Housings. The role emphasizes lightweight, Class-A concepts such as fascias, claddings, and exterior panels, with expertise in polymers, process selection, and aero-acoustic performance.

Location: near Toluca / CDMX (Santa Fe) or willing to travel; 3+ years experience; English level B2–C1.

Qualifications

• Bachelor's degree in Mechanical, Materials, Polymer, or Manufacturing Engineering or related field.
• Minimum 5 years of automotive exterior, plastics, or composites experience.
• Experience with exterior polymers, injection/compression molding, and Class-A automotive components.
• Knowledge of GD&T, DFMEA, DVP&R, tolerance analysis, and CAD review.

Responsibilities

• Evaluate exterior concepts based on performance, appearance, mass, cost, investment, timing, sustainability, and manufacturing feasibility.
• Provide expertise in polymers and composites, including TPO/TEO, nylon, SMC, carbon-fiber concepts.
• Assess molding and forming processes: injection, compression, thermoforming, vacuum forming, prepreg molding, and autoclave processing.
• Lead Class-A feasibility reviews addressing surface quality, fiber print-through, gloss, warpage, sink, draft, gating, and attachments.
• Review CAD drawings, GD&T, tolerances, and interfaces; support DtM and Design for Assembly reviews.
• Evaluate thermal exposure, solar loading, aerodynamics, wind noise, and aero-acoustic performance.
• Coordinate analyses (structural, thermal, CFD, mold-flow, acoustic); support suppliers, prototypes, tooling trials, validation, and risk closure.
• Develop technology comparisons and recommendations on cost, mass, investment, maturity, performance, and timing.

Job description

ALTEN Mexico is seeking a Plastics Engineer to evaluate and implement advanced exterior components and manufacturing technologies, supporting composite development with HV Battery Housings. The role emphasizes lightweight, Class-A concepts such as fascias, claddings, and exterior panels, with expertise in polymers, process selection, and aero-acoustic performance.

Location: near Toluca / CDMX (Santa Fe) or willing to travel; 3+ years experience; English level B2–C1.