1005 Plastics Engineer Sr

ALTEN MÉXICO; United States; Remote; USD 70,000 - 110,000; Full time

Benefits offered by this job

Remote work scheme

Job summary

ALTEN Mexico is seeking a Plastics Engineer to contribute to the Iron Air Battery project as a plastic component and tooling cost-optimization specialist. You will review components, develop rotomolded or thermoformed concepts, and drive supplier DFM reviews across CAD drawings.

You should have 5+ years in plastics engineering, hands-on experience with injection molding, DFM, and materials selection, plus strong English (B2–C1). Remote work is supported for this role.

Qualifications

• Bachelor’s degree in Mechanical, Manufacturing, or Materials Engineering or related field.
• 5+ years in plastics product development, process engineering, tooling, or supplier engineering.
• Experience with injection molding and rotomolding or thermoforming preferred.
• Experience with polymer material selection, tooling, and supplier DFM.
• Knowledge of wall thickness, draft, ribs, undercuts, shrinkage, warpage, and tolerances.
• Strong English skills (B2–C1).

Responsibilities

• Review custom plastic components and identify lower-cost materials, geometry, tooling, and methods.
• Develop rotomolded or thermoformed scrubber-vessel concepts with integrated features.
• Drive supplier DFM reviews and apply feasible recommendations to CAD/drawings.
• Evaluate tooling simplification, part consolidation, assembly reduction, and quality risk.
• Support nonconformance analysis for injection-molded components.

Skills

Communication

Cross-functional collaboration

Problem-solving

Time management

Detail oriented

Supplier coordination

English proficiency

Education

Bachelor’s degree in Mechanical

Manufacturing Engineering

Materials Engineering

Tools

Injection molding

Rotomolding

Thermoforming

DFM

GD&T

Job description

ALTEN Mexico

ALTEN Mexico, is a leading engineering company that specializes in providing innovative solutions for engineering, technology, and product development projects. We work directly with different industries including Automotive, Energy, Aeronautics, Banking & Insurance, Telecom & Multimedia, and Rail; offering services ranging from project design development to test/validation, programming, implementation, and manufacturing.

ALTEN Mexico as a subsidiary of the ALTEN Group. Currently working with international clients, and we are looking for a Plastics Engineer who will contribute to the development of an Iron Air Battery, a large-scale energy storage solution, as a plastic component and tooling cost-optimization specialist.

Location: Remote
Experience Level: 5+ years
English: B2–C1

Key Responsibilities

• Review custom plastic components and identify lower-cost materials, geometry, tooling, and manufacturing methods.

• Develop rotomolded or thermoformed scrubber-vessel concepts with integrated features.

• Drive supplier DFM reviews and incorporate feasible recommendations into CAD and drawings.

• Evaluate tooling simplification, part consolidation, assembly reduction, quality risk, and validation needs.

• Support nonconformance analysis for injection-molded components.

Must‑Have Qualifications

• Bachelor’s degree in Mechanical, Manufacturing, Materials Engineering, or related field.

• 5+ years of plastics product development, process engineering, tooling, or supplier engineering experience.

• Experience with injection molding plus at least one of rotomolding or thermoforming preferred.

• Experience with polymer material selection, tooling, and supplier DFM.

• Experience in part consolidation, wall-thickness control, draft, ribs, bosses, undercuts, shrinkage, warpage, and tolerance design

• Working knowledge of plastic part design, tooling economics, DFM, GD&T, and supplier qualification.

• English level B2–C1.

Soft Skills

• Strong communication and cross‑functional collaboration.

• Technical leadership and decision‑making capability.

• Problem‑solving and analytical thinking.

• Time management and ability to operate under tight deadlines.

• Detail‑oriented mindset with strong documentation discipline.

• Supplier coordination and negotiation skills.

• Continuous improvement and robust design focus.

• Competitive salary

• Benefits above those required by law

• Career growth and development plan

• Remote work scheme