Plastic Design Engineer — CAD & Prototyping

American Plastics; Mooresville (NC); On-site; USD 70,000 - 95,000; Full time

Benefits offered by this job

Medical & dental benefits

401(k) plan

Paid vacation

Job summary

American Plastics, headquartered in St. Louis, designs and manufactures plastic-injection molded products for household, garage storage and commercial cleaning.

We seek a Design Engineer to join the Mooresville Innovation Center to design, validate and optimize plastic components for manufacturability and cost. You will use CAD tools (SolidWorks/CATIA), oversee prototyping, select materials, and collaborate with cross‑functional teams to ensure quality and on‑time delivery.

Qualifications

• Bachelor’s degree in mechanical or plastics engineering; new grads considered.
• Hands-on injection molding experience is a plus.
• Preferred experience in product design of plastic injection molded products.
• SolidWorks knowledge required.
• Experience with prototyping techniques and rapid iteration processes.
• Strong problem-solving and attention to detail.
• Effective communication and collaboration in cross-functional teams.
• Familiarity with DFM and DFA principles.
• Ability to prioritize tasks and manage multiple projects.
• Strong communication skills.

Responsibilities

• Product Design: conceptualize, design, and develop plastic components and products.
• CAD Modeling: create 3D models and 2D drawings using CAD software.
• Prototyping: oversee prototyping and validate designs for fit, form, and function.
• Material Selection: evaluate materials based on performance and cost.
• Design Optimization: improve designs for efficiency and cost reduction.
• Manufacturability: ensure designs are optimized for injection molding, extrusion, and thermoforming.
• Quality Assurance: establish and implement design quality standards with QA.
• Documentation: maintain drawings, specs, and change records.
• Cross-functional Collaboration: work with product management, manufacturing, QA, and procurement.
• Research and Innovation: stay updated on trends and technologies.

Skills

Problem-solving

Communication

Project management

Attention to detail

Education

Bachelor’s degree in Mechanical or Plastics Engineering

Tools

SolidWorks

Job description

American Plastics, headquartered in St. Louis, designs and manufactures plastic-injection molded products for household, garage storage and commercial cleaning.

We seek a Design Engineer to join the Mooresville Innovation Center to design, validate and optimize plastic components for manufacturability and cost. You will use CAD tools (SolidWorks/CATIA), oversee prototyping, select materials, and collaborate with cross‑functional teams to ensure quality and on‑time delivery.