Injection Molding Engineer

Hirehub Management Sdn. Bhd.; Kulai; On-site; MYR 60,000 - 70,000; Full time

Job summary

A leading manufacturer of automotive appliances seeks an experienced engineer to develop and validate injection molding processes. You will optimize existing processes, diagnose issues, and collaborate with a team to ensure product quality. The ideal candidate holds a degree in Mechanical Engineering with over 3 years of relevant experience. Strong knowledge of polymer materials and hands-on experience with molding machines is essential. This role offers opportunities for technical collaboration and process improvement.

Qualifications

• 3+ years of experience in injection molding process engineering.
• Strong knowledge of mold design and processing principles.
• Hands-on experience with injection molding machines and auxiliary equipment.

Responsibilities

• Develop and validate new injection molding processes.
• Optimize existing molding processes to improve efficiency.
• Diagnose and resolve molding issues.

Skills

Injection molding process engineering

Knowledge of polymer materials

Problem-solving methodologies

Education

Diploma/Bachelors degree in Mechanical Engineering

Tools

Injection molding machines

Job description

Company Background

Our client is a leading manufacturer of automotive appliances, specializing in the production of high‑quality vehicle components and systems. The company serves both local and international markets, providing reliable products to support the automotive industry's supply chain.

Job Description

• Develop and validate new injection molding processes for new products and tooling.
• Optimize existing molding processes to improve efficiency, reduce cycle time, and maintain product quality.
• Establish machine parameters for production runs and maintain process documentation.
• Diagnose and resolve molding issues such as flash, short shots, burn marks, sink marks, and warpage.
• Provide on‑site technical expertise for molding equipment, mold performance, and automation systems.
• Collaborate with toolmakers on mold design, modifications, repairs, and preventative maintenance.
• Evaluate mold designs for manufacturability and recommend improvements.
• Support installation, setup, and qualification of new molds and auxiliary equipment.
• Ensure products meet customer specifications and quality standards.
• Collaborate with quality engineers to conduct root‑cause analysis and implement corrective actions.
• Support development of control plans, FMEA, and standard operating procedures.
• Participate in new product introduction (NPI) initiatives and cross‑functional project teams.
• Maintain documentation including process sheets, setup sheets, and validation reports.
• Train molding technicians and operators on molding practices and equipment operation.

Job Requirements

• Diploma/Bachelors degree in Mechanical Engineering, Plastics Engineering, Manufacturing Engineering, or related field.
• 3+ years of experience in injection molding process engineering (varies by company).
• Strong knowledge of polymer materials, mold design, and processing principles.
• Experience with scientific molding / decoupled molding (RJG, Paulson certification preferred).
• Familiarity with lean manufacturing, Six Sigma, and problem‑solving methodologies.
• Ability to read technical drawings, GD&T, and mold flow analysis.
• Hands‑on experience with injection molding machines and auxiliary equipment.