Plastics Engineer

LMT Mercer Group Inc; Ewing Township (NJ); On-site; USD 85,000 - 120,000; Full time

Job summary

LMT Mercer Group Inc is seeking a Plastics Engineer in New Jersey to design plastics and injection-mold fabrication processes, select materials, and quote parts for customers. The role includes tooling-related work and interaction with customers and suppliers.

The candidate should have 3–5 years of experience with injection molding, polymer materials, heat transfer, and surface treatment, and proficient CAD skills, especially SolidWorks. Strong communication and problem-solving are essential.

Qualifications

• B.S. or higher in mechanical/plastics engineering or related field.
• 3–5 years of injection molding, product design, quoting and troubleshooting experience.
• Experience with polymer materials, heat transfer, surface treatment.

Responsibilities

• Design plastics or injection-mold fabrication processes.
• Create and improve injection-mold machinery processes.
• Research and develop new manufacturing processes.
• Analyze manufacturing data and suggest improvements.
• Ensure quality output of molded components.
• Interact with customers, suppliers, and internal resources.
• Develop 3D solid part designs (SolidWorks preferred).
• Perform Moldflow simulations as needed.

Skills

Communication

Problem-solving

Interpersonal skills

Documentation

Education

B.S. in Mechanical/Manufacturing/Polymer/Plastics Engineering

Tools

SolidWorks

CAD

Moldflow

Job description

Plastics Engineer

Job Summary

Responsibilities include part design and development, materials selection and quotation of Plastic parts. As well as any injection molding tooling associated with its manufacture. Establishes manufacturing control and quality plans. Needs to be able to interact professionally with customers at a high level.

Primary Responsibilities:

• Design plastics or injection-mold fabrication processes.
• Create and improve injection-mold machinery processes.
• Research and develop new manufacturing processes.
• Analyze manufacturing data and suggest improvements.
• Analyze production capabilities of manufacturing machinery lines.
• Ensure quality output of molded components.
• Develop and design engineered plastic parts, insert molding of parts and assemblies.
• Interact with customers, suppliers, and internal resources.
• Establish the parameters for an optimal molding environment.
• Design necessary secondary operation components.
• Analyze quality control plans for proper implementation.
• Work with other team members and vendors.
• Analyze Moldflow data as well as finite element analysis, stress/fatigue analysis.
• Assist in mold design of both hot/cold runner molds.
• Develop 3D solid part designs. (SolidWorks knowledge preferred)
• Moldflow mold-filling simulations knowledge.

QUALIFICATIONS:

• Education/Certification: B. Sc in Mechanical, Manufacturing, Polymer, or Plastics Engineering or other related engineering discipline.

EXPERIENCE REQUIRED:

• Must have 3-5 years’ experience working with new customers or existing customers for new projects that involve injection molding, product design, quoting and trouble shooting.
• Working knowledge and application with the following: polymer material properties, plastic Injection molding, surface treatment and functionalization, heat transfer, and other related topics.

SKILLS & ABILITIES:

• Excellent communication, presentation and interpersonal skills.
• Strong initiative, self-directed and takes action on opportunities.
• Proven problem-solving ability, good documentation skills, and good manufacturing practices.
• Demonstrated knowledge of CAD software (SolidWorks) and ability to model moderately complex parts.