Injection Molding Engineer

SMC MANUFACTURING (SINGAPORE) PTE LTD; Singapore; On-site; SGD 48,000 - 72,000; Full time

Job summary

SMC MANUFACTURING (SINGAPORE) PTE LTD is seeking a Production & Operations Supervisor to oversee daily plastic injection molding activities, ensure schedule adherence, and drive process improvements. The role requires coordinating machine setup, material usage, and mold changes while leading a team of operators and technicians on a production shift.

The ideal candidate has Diploma/Engineering background and 1–3 years of experience in plastic injection molding, with a focus on quality,

Qualifications

• Diploma or higher in a related engineering discipline.
• 1–3 years in plastic injection molding is advantageous; fresh graduates are welcome.
• Prior experience supervising operators or leading a production shift is preferred.
• Experience with precision plastic components for industrial or pneumatic products is a plus.

Responsibilities

• Oversee daily operations of plastic injection molding machines and supporting equipment.
• Ensure production schedules are met according to planning and customer requirements.
• Monitor machine performance, cycle time, and output efficiency.
• Coordinate mold changeover, machine setup, and parameter adjustment during production runs.
• Ensure correct use of raw materials, colorants, and regrind according to approved standards.
• Coordinate with QA and Engineering on continuous improvement initiatives and implement SPC, poka‑yoke, and lean practices.
• Coordinate with maintenance and tooling teams on downtime and mold repairs; ensure maintenance is carried out as scheduled.
• Supervise, train, and motivate operators, technicians, and material handlers; allocate manpower for shifts.
• Enforce safety rules, ISO standards, and compliance; promote 5S and proper PPE usage; participate in audits.
• Maintain production records, downtime reports, scrap records, and output data; prepare weekly/monthly production reports.

Skills

Injection molding

Process optimization

Engineering drawings

Materials knowledge

Quality analysis

5S

Safety

Education

Diploma in Precision Engineering

Mechanical Engineering

Mold Design Engineering

Job description

Key Responsibilities

1. Production & Operation Control

• Supervise daily operations of plastic injection molding machines and supporting equipment.
• Ensure production schedules are met according to planning and customer requirements.
• Monitor machine performance, cycle time, and output efficiency.
• Coordinate mold changeover, machine setup, and parameter adjustment during production runs.
• Ensure correct use of raw materials, colorants, and regrind according to approved standards.

2. Quality Control & Process Improvement

• Ensure all molded parts meet dimensional, visual, and functional quality requirements.
• Enforce adherence to process parameters, work instructions, and inspection plans.
• Participate in root cause analysis and corrective actions for defects such as short shots, flash, warpage, burn marks, and sink marks.
• Collaborate with QA and Engineering teams on continuous improvement initiatives.
• Support implementation of SPC, poka‑yoke, and lean manufacturing practices.

3. Machine and Mold Repair & Maintenance

• Coordinate with maintenance and tooling teams on machine downtime and mold repairs.
• Coordinate with suppliers on machine repairs.
• Ensure machine maintenance is carried out according to schedule.

4. Workforce Supervision

• Supervise, train, and motivate operators, technicians, and material handlers.
• Allocate manpower effectively for shift operations and production priorities.
• Conduct daily briefings, shift handovers, and on‑the‑job training.
• Monitor operator discipline, attendance, and adherence to safety rules.
• Support performance evaluations and skill development planning.

5. Safety, Health & Compliance

• Enforce workplace safety rules and safe machine operation procedures.
• Ensure compliance with company policies, ISO standards, and regulatory requirements.
• Promote 5S, housekeeping, and proper use of PPE at all times.
• Participate in safety audits and incident investigations.

6. Documentation & Reporting

• Maintain accurate production records, downtime reports, scrap records, and output data.
• Prepare weekly and monthly production reports.
• Update process documentation, SOPs, and work instructions as required.
• Support internal and external audits.

Job Requirements

1.Education

• Minimum Diploma in Precision Engineering, Mold Design Engineering, Mechanical Engineering, or a related discipline

2.Experience

• 1–3 years of experience in plastic injection molding manufacturing will be advantageous
• Fresh Graduates are welcome to apply
• Prior experience supervising operators or leading a production shift is preferred.
• Experience with precision plastic components for industrial or pneumatic products is an advantage.

3.Technical Skills & Knowledge

• Strong knowledge of plastic injection molding processes and defect analysis
• Familiarity with thermoplastic materials (e.g. PBT, POM, PP, PA, PPS)
• Basic understanding of mold design, mold construction, and maintenance principles
• Ability to read engineering drawings and process sheets
• Knowledge of process optimization and cycle time improvement