How to Become a Computer Numerically Controlled Tool Operators in India

Operate computer-controlled tools, machines, or robots to machine or process parts, tools, or other work pieces made of metal, plastic, wood, stone, or other materials. May also set up and maintain equipment.

Entry salary
Mid-career
Senior
Outlook
stable

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42
Skills covered4
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About the Computer Numerically Controlled Tool Operators role

Operate computer-controlled tools, machines, or robots to machine or process parts, tools, or other work pieces made of metal, plastic, wood, stone, or other materials. May also set up and maintain equipment.

What's your education level?

Years of relevant experience?

Do you have any of these key skills?

Skills required

  • G-code and M-code Programming
  • Blueprint Reading and Technical Drawing
  • Precision Measurement (Micrometers, Vernier Calipers)
  • Machine Setup and Tool Offsetting
  • Quality Control and Tolerance Inspection
  • Knowledge of Metallurgy and Material Properties
  • Basic CAD/CAM Software Operation
  • Preventive Machine Maintenance
  • Mathematical Aptitude (Geometry and Trigonometry)
  • Attention to Detail and Safety Compliance

How to enter this career

  1. 01

    ITI (Industrial Training Institute) certification in Machinist or CNC Operator trade followed by an apprenticeship.

  2. 02

    Diploma in Mechanical or Production Engineering with specialized training in CAD/CAM software.

  3. 03

    Apprenticeship Training Scheme (ATS) under the National Apprenticeship Promotion Scheme (NAPS) in a manufacturing unit.

  4. 04

    Short-term certification in CNC Programming and Operations from MSME Tool Rooms or NSIC centers.

A day in the life

  • Reviewing technical blueprints and job orders to determine the machining sequence for automotive or aerospace components.
  • Loading G-code programs into the CNC controller and performing dry runs to ensure tool paths are correct.
  • Setting up workpieces on the machine bed using jigs and fixtures while ensuring precise alignment with dial indicators.
  • Monitoring the machining process and adjusting coolant flow or tool offsets to maintain tolerances within microns.
  • Inspecting finished parts using Vernier calipers and micrometers to ensure they meet Indian Standard (IS) quality specifications.
  • Performing routine maintenance on the CNC machine, such as checking hydraulic fluid levels and cleaning the chip conveyor.

Salary insights

A Computer Numerically Controlled Tool Operators in India typically earns Varies. Compensation varies by city, employer and experience.

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