Molding Process Engineer

Flintex Consulting Pte Ltd; Johor Bahru; On-site; MYR 60,000 - 100,000; Full time

Job summary

Flintex Consulting Pte Ltd seeks an experienced Injection Molding Engineer in Johor Bahru, Malaysia. The role requires at least 8 years hands-on experience with injection molding and a solid understanding of mold construction and GD&T. Proficiency in Moldflow or Moldex3D is essential.

You will lead mold testing, DOE studies, and collaborate with vendors and production to ensure smooth development and high-quality molded parts.

Qualifications

• Diploma or degree in engineering or manufacturing is required.
• 8+ years hands-on experience in injection molding is required.
• Understanding of mold construction and plastic part drawings with GD&T callouts.
• Proficiency in molding simulation software such as Moldflow or Moldex3D.

Responsibilities

• Operate injection molding machines and related equipment (automation handling, mold temperature controller, chiller, mixer, etc.).
• Apply optimal injection parameters to achieve dimensional stability and reduce defects.
• Carry out mold testing independently and lead mold trials ensuring molds meet requirements.
• Establish testing procedures and safety guidelines for molds.
• Coordinate with vendors, planners and production to ensure smooth handovers during mold development.
• Conduct DOE on injection parameters to study effects on molded parts with data support.
• Be the go-to expert for injection-related issues; provide input on part moldability during DFM.
• Experience in tool steel grades and resin selection to ensure mold quality and reduced maintenance.

Skills

Injection molding

Mold testing

DOE

GD&T

Mold flow

Education

Diploma or degree in engineering/manufacturing

Tools

Moldflow

Moldex3D

Job description

Full time | Flintex Consulting Pte Ltd | Malaysia

Posted On 03/08/2026

Job Information

Work Experience 5+ years

MYR 500

City Johor Bahru

State/Province Johor

80000

Job Description

Responsibilities

• Hands-on in operating injection molding machine and other auxiliary equipment such as automation handling system, mold temperature controller, chiller, mixer etc.
• Application of optimal injection parameters leading to part molded condition achieving dimensional stability and free from common molding defects.
• Able to carry out mold testing independently. Well-prepared and lead during mold trials by ensuring molds are qualified per requirements.
• Establish guidelines in mold testing procedures and safety.
• Close follow-up on mold development stages, from design, fabrication, assembly, mold trials and testing. These include coordination with vendors, planners and production to ensure activities are seamless and smooth handover to production.
• Conduct DOE on different injection parameters, how these parameters affect molded part with data to support the overall analysis study.
• Be the go-to-expert in resolving issues related to injection. Participate in DFM to provide valuable advice on part moldability.
• Experience in tool steel grade and resin selection to ensure achieving mold guarantee shots and reduced maintenance.

Requirements

• Diploma or degree in engineering or manufacturing
• At least 8 years of hands-on work experience in injection molding
• Understand mold construction and plastic parts drawings with critical GD&T callouts
• Proficient in molding simulation software such as Moldflow, Moldex3D etc.