CNC Controller

Job Purpose

To load, set up, and operate CNC machines to manufacture fit-for-purpose parts and tooling in accordance with technical drawings, quality standards, and production requirements.

Key Responsibilities

1. Machine Operation & Setup

• Set up, load, and operate CNC machines (turning, milling, and related equipment).
• Interpret and work from engineering drawings, technical specifications, and job cards.
• Select appropriate tooling, fixtures, and cutting parameters.
• Perform first-off inspections to ensure dimensional accuracy before full production runs.
• Monitor machine performance and adjust offsets where required.

2. Quality Control

• Measure and inspect components using precision measuring instruments (verniers, micrometers, bore gauges, etc.).
• Ensure all manufactured components meet specified tolerances and quality standards.
• Complete quality documentation and inspection reports.
• Identify and report non-conformances immediately.

3. Maintenance & Housekeeping

• Conduct routine machine checks and basic preventative maintenance.
• Report machine faults or abnormalities to the Supervisor.
• Maintain a clean and safe working environment in line with housekeeping standards.

4. Safety & Compliance

• Adhere to all safety regulations, workshop procedures, and company policies.
• Use appropriate PPE at all times.
• Participate in toolbox talks and safety initiatives.
• Ensure compliance with quality, safety, and operational standards.

5. Continuous Improvement

• Identify opportunities to improve machining efficiency and reduce waste.
• Support lean manufacturing and cost-saving initiatives.
• Assist in training junior artisans or apprentices where required.

Minimum Requirements

Qualifications

• Grade 12 / Matric.
• Trade Test Certificate (Turner/Machinist) or equivalent qualification.
• CNC programming certification (advantageous).

Experience

• Minimum 3–5 years’ experience operating CNC machines in a workshop or manufacturing environment.
• Experience in precision machining and tooling production.
• Experience in reading and interpreting engineering drawings.

Technical Competencies

• Knowledge of CNC programming (Fanuc/Siemens or similar control systems).
• Understanding of machining processes (turning, milling, drilling, grinding).
• Knowledge of tooling, materials, and cutting techniques.
• Ability to use precision measuring instruments.
• Basic computer literacy.

Behavioural Competencies

• Attention to detail.
• Problem-solving ability.
• Accountability and ownership.
• Ability to work under pressure.
• Teamwork and good communication skills

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