Injection Molding Moulder

POSITRONIC ASIA PTE LTD; Singapore; On-site; SGD 36,000 - 58,000; Full time

Job summary

POSITRONIC ASIA PTE LTD is seeking an experienced Injection Molding Moulder in Singapore to set up and operate injection molding machines. The role includes mold changes, parameter setup, and first article inspection to ensure quality.

Responsibilities cover troubleshooting defects, optimizing cycle times, coordinating with QC and maintenance, and keeping 5S standards. The candidate should have 3–5 years’ experience, be able to read drawings, and communicate effectively in English.

Qualifications

• 3–5 years’ experience in injection molding.
• Knowledge of plastics materials (e.g., LCP, PC, PP, PA, Ultem).
• Able to read technical drawings and use measuring instruments.
• Willing to work shifts/overtime.
• Physically fit and able to work in hot environments.
• Good written and verbal English communication.

Responsibilities

• Set up molds, machine parameters, and auxiliary equipment per setup sheet.
• Perform mold, color, and material changes.
• Start up machines and conduct first article inspection for quality.
• Troubleshoot molding defects (short shot, flash, sink mark, warpage).
• Optimize cycle time and process parameters for efficiency.
• Monitor production and minimize downtime on machines.

Skills

Mold setup

Process optimization

Quality inspection

English communication

Tools

Measuring instruments

Job description

Job Description:

We are looking for an experienced Injection Molding Moulder to set up and operate injection molding machines.

Responsibilities:

1. Set up molds, machine parameters, and auxiliary equipment as per setup sheet.


2. Perform mold changing, color changing, and material changing.


3. Start up machines and conduct first article inspection to ensure quality.


4. Troubleshoot molding defects (short shot, flash, sink mark, warpage, etc.).


5. Optimize cycle time and process parameters.


6. Monitor production and ensure machines run efficiently with minimal downtime.


7. Maintain 5S and housekeeping around machines.


8. Fill up production reports and process records.


9. Coordinate with QC, Maintenance, and Toolroom for any issues.


10. Ability to train operators on safety procedures, material handling, and basic machine operations.


11. Perform inspection, maintenance, and upkeep of company facilities such as cooling towers, air compressors, and related equipment.

Requirements:

1. Minimum 3-5 years’ experience in injection molding.


2. Knowledge of various plastics materials (LCP, PC, PP, PA, Ultem etc.).


3. Able to read technical drawings and use measuring instruments.


4. Willing to work shifts / overtime.


5. Physically fit and able to work in hot environment.


6. Good communication skills, both written and verbal, in English.