Quality Control Supervisor

Vacancy: Quality Control Supervisor (Injection Moulding)

Company: Dutton Plastics Engineering, a division of Zimco group

Location: Alrode - Alberton

Position Type: Full-Time, Permanent

Industry/ Sector : Plastics Manufacturing / Injection Moulding

E-Mail to apply : ***email_hidden*** / [email protected] / [email protected]

Dutton Plastics Engineering is a major producer of, among other things, high quality Plumbing Products [cisterns, toilet seats, traps, wastes and mechanisms] and Packaging Products [Spray through Aerosol and dust caps including Actuators] and is based at Alrode industrial area in Alberton, some 22km southeast of Johannesburg, Gauteng Province. It employs plus minus 220 permanent employees nationally with a branch in Cape Town.

We are currently seeking a highly skilled and detail-oriented Quality Control Supervisor to lead our QC team.

If you have deep technical knowledge of P lastic Injection Moulding processes and a passion for driving zero-defect standards, we want you on our team.

Job Purpose

A Quality Control Supervisor oversees inspection teams, enforces product and safety standards, and ensures that manufacturing or processing operations comply with regulatory and company requirements.

Key Responsibilities

· Team Supervision: Schedule, train, mentor, and upskill a team of QC inspectors across rotating shifts. Monitor employee attendance, performance, conduct and productivity.

· Meetings: Attend QC meetings and production meetings, chairing QC sessions in the absence of the Quality Manager.

· Inspections & Testing: Oversee the inspection of incoming raw materials, in-process assembly/production lines, and final packaged goods.

· Mould Start-Up & Trial Validation: Review new mould trial reports alongside the Toolroom team to validate process settings.

· Tool & Gauge Calibration: Maintain and track an updated calibration matrix for testing tools and equipments, including micrometers, vernier calipers, and gauges

· Traceability: Maintain shift logs, batch documentation, and material traceability records in line with our QMS

· Defect Troubleshooting: Monitor production lines to immediately identify and resolve moulding defects (e.g., flash, sink marks, short shots, splay, and warping).

· Non-Conformance Management: Isolate non-conforming products, coordinate rework or safe disposal, and lead root-cause analysis investigations, and implement Corrective and Preventive Actions (CAPA) to drive down plant scrap rates.

· Quality Management Systems (QMS): Maintain, review, and update Standard Operating Procedures (SOPs), and regulatory compliance records.

· COC’S ; Compile product certificates of conformance /COC’S as, and when needed

· Auditing & Compliance: Lead/participate in internal and external audits, manage corrective and preventive actions (CAPA), and report to upper management.

Qualifications & Experience

· Education: Grade 12 (Matric) plus a relevant technical qualification preferably in plastics manufacturing.

· Experience: Minimum of 3 to 5 years of QC experience strictly within a plastic injection moulding environment, with at least 2 years in supervisory quality control role.

· Technical Skills:

o Proven ability to interpret complex technical engineering drawings and blueprints.

o Hands-on proficiency with precision measuring instruments (micrometers, calipers, height gauges).

o Strong understanding of injection moulding machinery, and raw polymer materials (virgin vs. regrind).

· Systems: Familiarity with ISO 9001 standards, or Lean Six Sigma and Statistical Process Control (SPC) and 6S Housekeeping

· Attributes: High visual acuity (perfect colour vision is essential), excellent problem-solving skills, and a firm but collaborative leadership style.

· Skills: Strong analytical thinking, attention to detail, leadership, problem-solving, and proficiency in MS Office or quality data systems.

What We Offer

· Market-related salary

· Medical Aid and Provident Fund benefits

· 13th cheque on terms and condition

· Opportunities for career growth and professional development

How to Apply

On Email: ***email_hidden*** / [email protected] / [email protected]

011 617 5006

Closing Date: 31 October 2026

Only shortlisted candidates will be contacted, should you not hear from us regarding your application within two weeks or (10) days, please consider your application unsuccessful.

The company reserves the right not to make an appointment.