Check a job ID (Baca halaman ini dalam bahasa Indonesia)

CNC machine operators in Indonesia: skills and work authorisation

Written by KarirAman editorial team Approved by Kaiser Khan (editor), Updated

Learn CNC turning and milling duties, drawing and measurement skills, training routes, and Indonesian K3 licence requirements for machine operation.

Summary

Professional requirements: Class I K3 licence for machine-tool and production operators carrying out CNC operation High scam risk
  • CNC operators follow work instructions, inspect sample parts and report dimensional deviations or machine malfunctions.
  • The competency standard separates machine operation, setup, programme editing and programming into distinct units.
  • Regulation 38/2016 Article 125 assigns CNC operation to class I machine-tool and production operators.
  • A CNC course attendance certificate does not itself replace a K3 licence or fulfil the operator’s authorisation requirements.
Show the full summaryShow less
On this page
  1. What does a CNC turning or milling machine operator do?
  2. What authorisation does a CNC machine operator need?
  3. What should a CNC operator job description specify?
  4. How should you assess a CNC operator pay offer?
  5. How do you choose suitable CNC training?
  6. How do CNC operation, setup and programming differ?
  7. What should you confirm before a CNC work assignment?
  8. How can you prepare a CNC training portfolio?
  9. What interview questions might you be asked for CNC machine operator jobs?
  10. What warning signs appear in CNC jobs and training offers?
  11. How can you check a CNC operator job offer?
  12. Which jobs are related to CNC machine operation?

What does a CNC turning or milling machine operator do?

A CNC machine operator runs computer-controlled machine tools to work instructions, inspects sample parts and reports deviations. In turning or milling work, drawing interpretation and dimensional measurement help check that parts meet specifications. Indonesia’s metal-machinery competency standard separates operation from setup and programming. Your responsibilities must match your competence, legal authority and the employer’s procedures.

  • Read drawings and work sheets to understand component dimensions and specifications.
  • Check the machine, tooling, materials and safety equipment before work according to procedure.
  • Select and verify an existing programme within the work instructions and assigned authority.
  • Operate the assigned CNC machine according to procedure.
  • Measure sample parts and record compliance with specifications.
  • Monitor cutting-tool condition and report product deviations or machine malfunctions.
  • Consult the technical supervisor about difficulties outside the assigned scope.

What authorisation does a CNC machine operator need?

CNC operation falls under Regulation 38/2016. Article 125 assigns it to class I machine-tool and production operators. Article 117(2) requires upper-secondary education or equivalent and/or at least five years assisting operation, medical fitness certified by a doctor, a minimum age of twenty-three, and a K3 licence. Beginner training is separate from meeting these requirements; confirm the intended assignment with the employer’s K3 officer.

Licence or certificate
Class I K3 licence for machine-tool and production operators carrying out CNC operation
Issued by
Ministry of Manpower
Legal basis
Minister of Manpower Regulation 38/2016 Articles 117, 120, 123 and 125

What should a CNC operator job description specify?

A CNC operator job description should identify machine types, materials, drawings, product checks, shifts and the limits on programme changes. These are suggested elements for assessing an offer, not an open vacancy. K3 licence requirements should match the work. Circular M/6/HK.04/V/2025 bars discrimination in recruitment; distinguish statutory requirements for authorised operation from irrelevant personal restrictions.

General example, not a vacancy

We wrote this description ourselves from what job ads usually ask for. It is not a vacancy from any company.

Commonly requested requirements

  • Read technical drawings, work instructions and dimensional tolerances.
  • Use suitable measuring equipment and record inspection results.
  • Understand machine safety and the boundaries between operation, setup and programming.
  • Meet competency and class I K3 licence requirements for authorised CNC operation.

Skills

Technical drawings, Precision measurement, CNC programme reading, Pre-operation checks, Quality checks, Deviation records, Machine safety, Coordination with setters.

Ministry of Manpower Circular M/6/HK.04/V/2025 bars employers from discriminating on any basis in recruitment. An age requirement is allowed only where the nature of the job genuinely affects ability and it does not remove the chance of work, and the same applies to workers with disabilities. Law 13/2003 Articles 5 and 6 guarantee equal opportunity and treatment without discrimination. JDIH Kementerian Ketenagakerjaan JDIH BPK RI (peraturan.bpk.go.id)

How should you assess a CNC operator pay offer?

KarirAman does not yet have enough verified data for a CNC-operator salary range. The manufacturing-sector reference in the table is not occupation-specific pay or an employer’s guaranteed offer. Request written details of fixed pay, shift allowances, overtime and deductions. Compare the operation, setup or programming responsibilities included so that additional duties are explained before you accept.

CNC Machine Operator: available pay data (as of 8 October 2026)
Data Figure Notes
Pay range in KarirAman verified vacancies Not enough data yet (n < 30)
Average net wage of employees, Manufacturing (BPS Sakernas May 2026) IDR 3,420,740 reference for the Manufacturing sector, not specific to this career; net (after deductions) Badan Pusat Statistik
Minimum wage (UMP/UMK) as the floor IDR 2,317,601 to IDR 5,729,876 Lowest 2026 UMP IDR 2,317,601 (West Java), highest IDR 5,729,876 (Jakarta) Micro and small businesses are exempt from the minimum wage rules; pay there is set by agreement and still has a legal floor. Kementerian Hukum RI (peraturan.go.id)

Check your city's minimum wage (2026) Work out your take-home pay How we handle salary data

How do you choose suitable CNC training?

Useful CNC training connects drawing interpretation, measurement, supervised machine practice and product inspection. BPVP Surakarta lists training in CNC turning and milling. Compare its curriculum with the skills you want to develop and check intake requirements directly with the centre. Ask about practice equipment and supervision. Completing a course does not guarantee employment or replace the K3 licensing process.

How do CNC operation, setup and programming differ?

An operator runs the process and checks results according to instructions. Machine setup, programme editing and programming have separate units in Indonesia’s metal-machinery competency standard. An employer may combine duties, but training and authority should be clear. For a portfolio, use permitted training drawings and measurement records; do not take confidential customer drawings, machine programmes or production data from an employer.

What should you confirm before a CNC work assignment?

Confirm that procedures, pre-operation checks, safety equipment and a responsible technical contact are in place. The competency standard requires sample inspection and reporting of malfunctions or deviations. Do not change unfamiliar programmes or continue work you do not understand simply to meet a target. Regulation 38/2016 Article 122 links K3 licence validity to employment with the applicant company; discuss a move between employers with the K3 officer.

How can you prepare a CNC training portfolio?

Use work you have permission to share. Explain the drawing, dimensions checked, measuring equipment, inspection result and support from an instructor. State whether the experience involved simulation, supervised machine practice or production.

Compare the role with the production operator guide. Do not claim independent programming experience if you only observed the process or ran a programme prepared by someone else.

What interview questions might you be asked for CNC machine operator jobs?

Interview questions for CNC machine operator jobs often cover the machines or equipment you have used, occupational safety and health, defects or faulty machines, meeting targets without cutting quality, and shift or site work. Each example below comes with why it is asked and how to answer it. The Ministry of Manpower warns that an instant chat interview without formal confirmation is one sign of a fake job.

Republika (official statement via media)

General examples written by KarirAman, not questions from any particular company. How to practise: read the question, answer it out loud, then open the guidance to compare.

Questions for this field

Which machines, equipment or engineering software have you operated?

Why they ask: The company wants to know how quickly you can work safely on its line or site.

How to answer: Name the machines or tools, how long you used them, the basic maintenance you did and any certificate you actually hold.

How do you apply health and safety rules where you work?

Why they ask: Accidents hurt workers and can stop production.

How to answer: Name real habits: wearing protective equipment, following procedures, reporting hazards and stopping work when it is unsafe.

What do you do if you find a defective product or a faulty machine?

Why they ask: An ignored problem can lead to many rejects or an accident.

How to answer: Say you stop or set aside the item according to procedure, report to your supervisor and record what happened instead of hiding it.

How do you meet production targets without lowering quality?

Why they ask: Factories and projects need speed and results that meet the standard.

How to answer: Explain how you keep a steady pace, check your output regularly and tell your supervisor when a target is not realistic.

Are you ready for shift work or work on a project site?

Why they ask: Many plants and projects run day and night or far from town.

How to answer: Answer honestly, then ask about the rota, overtime records, transport and accommodation, and get them in writing before you travel.

Which competency certificates do you hold and until when are they valid?

Why they ask: High-risk work often requires certificates that are still valid.

How to answer: State the certificate, the issuer and its validity honestly. Bring copies; show originals only for checking, never to be kept by the employer.

How do you read drawings and make sure the work meets the specification?

Why they ask: Misreading a drawing can mean rework and high costs.

How to answer: Describe checking dimensions and materials, asking the supervisor about anything unclear and recording changes on site.

Common questions that also come up (12 questions)

  • Tell me about yourself.

    Answer in about a minute: where you are now in work or study, two experiences that matter for this job, then why you applied. Personal matters such as family status are not needed.

  • Why did you apply to this company?

    Mention one or two real things you learned from the company's official website, such as its business or services, and link them to your skills.

  • Why are you interested in this role?

    Pick two tasks from the job advert, describe similar things you have done, and say which part you most want to grow in.

  • What are your strengths?

    Name one or two strengths and give short proof: the situation, what you did and the result.

  • What is your weakness?

    Choose a real weakness that is not central to the job, then explain what you are doing to improve it.

  • Tell me about a problem at work or school that you solved.

    Use the STAR pattern: Situation, Task, Action, Result. Focus on what you yourself did and what you learned.

  • How do you work in a team, including when people disagree?

    Give a real example of listening, explaining your view politely and finding a solution everyone accepted.

  • How do you handle pressure or tight deadlines?

    Explain how you set priorities, such as a task list or checking with your supervisor, and give one example of the outcome.

  • Where do you see yourself in two or three years?

    Mention the skills you want to master and the responsibility you hope to take on, without promising things you cannot know.

  • What salary do you expect?

    First research the pay range for the role and the local minimum wage where you would work. Give a range, then ask whether the figure is gross or net and which allowances apply.

  • When can you start?

    Give a realistic date. If you are still employed, mention the notice period in your current contract so you do not break it.

  • Do you have any questions for us?

    Ask about the contract type, working hours, base pay and allowances, the next selection step and when results are announced. Ask for the offer in writing.

Warning signs in interviews (6)

  • The interview happens only by WhatsApp or Telegram chat with no formal invitation, or you are pushed to be interviewed on the spot.

    What to do: Ask for a written invitation from a company-domain e-mail address, then match the contact with the official website you look up yourself.

    Republika (official statement via media)Kompas TV (official statement via media)detikFinance

  • You are asked to pay for a test, a psychological test, a medical check-up, training or a uniform, or to book tickets and a hotel through an appointed agent with a promise of reimbursement.

    What to do: Do not transfer anything. The Ministry of Manpower says legitimate recruitment does not charge applicants.

    Kompas TV (official statement via media)Republika (official statement via media)Koran Jakarta (official statement via media)PT Bank Central Asia Tbk (BCA)

  • The interview is held in a hotel room, a private house or another closed place that is not an office, or the location keeps changing. An invitation to stay overnight, or any sexual demand, as a condition for being hired or for renewing a contract is also a warning sign.

    What to do: Ask for the interview at the office or a public place, tell someone close to you where you are, and leave if you feel unsafe. Sexual demands can be reported to the police or the local manpower office (Disnaker). If you are in danger, call the police.

    Koran Jakarta (official statement via media)detikBali (detik.com) (official statement via media)Medcom.id (official statement via media)

  • You are asked for a photo of your KTP or family card, a selfie holding your ID, your bank account number, an OTP code, a PIN or a password before any written job offer.

    What to do: Do not send them. OJK says never to give an OTP, PIN or password to anyone, and identity data can be misused for illegal online loans.

    Kompas TV (official statement via media)Otoritas Jasa Keuangan (Sekretariat Satgas PASTI)Koran Jakarta (official statement via media)

  • The interview invitation arrives as an app file (APK) or a link that asks you to install an app.

    What to do: Do not open it. OJK and Kominfo warn that fake APK files can read SMS messages with OTP codes and then drain bank accounts.

    CNN Indonesia (official statement via media)

  • After the interview you are asked to hand over your original diploma or other original personal documents as a guarantee for the job.

    What to do: Ministry of Manpower Circular M/5/HK.04.00/V/2025 bars employers from requiring or holding original diplomas and personal documents as a guarantee for the job. The only exception is a diploma or competency certificate from education or training paid for by the employer under a written employment agreement, and the employer must keep it safe and compensate you if it is damaged or lost. Otherwise, show them for checking, then take them home.

    Dinas Tenaga Kerja Kota Batam (meneruskan SE Menteri Ketenagakerjaan RI)

In danger or held at an interview location? Call the police:

See all interview questions Build an ATS CV Write a cover letter

What warning signs appear in CNC jobs and training offers?

Be wary of CNC offers that demand job deposits, promise instant qualification or treat an attendance certificate as permission to operate machinery. The Ministry of Manpower flags recruitment transfers and unclear employer details as warning signs. Check the provider’s identity, assessment content and K3 licensing route separately. Do not transfer money to a recruiter just because they promise a factory position.

Warning signs in CNC machine operator job ads

  • A recruiter requests a job deposit or training transfer as a condition of hiring you as a CNC operator.Biro Humas Kementerian Ketenagakerjaan
  • A course seller claims its attendance certificate alone authorises CNC operation without checking K3 licensing requirements.Kementerian Ketenagakerjaan

KarirAman is 100% free. We never ask for money.

For job seekers and employers. We run no ads, sell no data and never ask for any fee. Anyone asking for money in KarirAman's name is a scammer. Our no-fee policy

Check this job ad with the job checker

Report a fake job

How can you check a CNC operator job offer?

Ask about the machine types, daily responsibilities, technical supervisor, K3 licence requirements and written offer before attending CNC recruitment. Confirm an invitation through employer contact details you find yourself, not only through a link supplied by a recruiter. Before a practical test, clarify supervision and task boundaries. This guide is not an open vacancy and does not provide paid factory-job introductions.

No verified vacancies for this role yet

We only list vacancies we have checked. In the meantime, look for jobs on these official channels.

Which jobs are related to CNC machine operation?

Production operators cover a broader range of factory processes, quality-control staff concentrate on inspection, and mechanical technicians maintain or repair equipment. Welders use joining processes rather than CNC machining. Measurement and drawing skills may help you learn related work, but moving into another role still requires the relevant competence and authorisation. Compare the actual duties rather than relying on job titles alone.

See other careers in Manufacturing and technical

Frequently asked questions

Does a CNC course certificate authorise machine operation?

Not by itself. Regulation 38/2016 Article 125 assigns CNC operation to class I operators, who must satisfy Article 117 requirements including a K3 licence. Article 120 sets out application documents, while Article 123 provides a limited alternative where competency certification cannot yet be implemented. Confirm the applicable process with the employer’s K3 officer and local manpower office.

Can a recent school graduate learn CNC machining?

You can look for training whose entry requirements you meet, but learning CNC and qualifying as a class I operator are different. Article 117(2) specifies education and/or experience, medical fitness, minimum age and a K3 licence. Ask which supervised learning duties are available and do not accept independent operation before the relevant requirements are met.

Who wrote and reviewed this page?

Written by KarirAman editorial team Published Updated

Prepared with AI assistance. Checked against official sources and approved for publication by Kaiser Khan (editor). Approval date: .

Sources

The facts on this page come from these sources. Dates show when we opened them.

  1. Kepmenaker 109/2018: SKKNI Industri Logam Mesin Kementerian Ketenagakerjaan · Kepmenaker 109 Tahun 2018 · accessed
  2. Pelatihan Operator Mesin CNC: tujuan dan materi BPVP Surakarta, Kementerian Ketenagakerjaan · accessed
  3. Permenaker 38/2016: K3 Pesawat Tenaga dan Produksi Kementerian Ketenagakerjaan · Permenaker 38 Tahun 2016 · accessed
  4. Kemnaker Minta Masyarakat Selektif Terhadap Informasi Lowongan Pekerjaan Biro Humas Kementerian Ketenagakerjaan · accessed
  5. Surat Edaran Menteri Ketenagakerjaan Nomor M/6/HK.04/V/2025 tentang Larangan Diskriminasi dalam Proses Rekrutmen Tenaga Kerja JDIH Kementerian Ketenagakerjaan · SE Menaker M/6/HK.04/V/2025 · accessed
  6. ISCO-08 Volume I: unit groups 7223 and 7231 International Labour Organization · accessed
  7. JDIH Jawa Barat: Kepgub 561/Kep.859-Kesra/2025 tentang UMP Jawa Barat 2026 JDIH Pemerintah Provinsi Jawa Barat · Kepgub Jabar 561/Kep.859-Kesra/2025 · accessed
  8. Satudata Kemnaker: Upah Minimum Provinsi (UMP) Tahun 2026 (dataset 3005) Kementerian Ketenagakerjaan (Satudata Kemnaker) · accessed
  9. UMP dan UMK Jabar 2026 Hukumonline · official statement via media · accessed
  10. Satudata Kemnaker: Upah Minimum Provinsi (UMP) Tahun 2025 (dataset 2252) Kementerian Ketenagakerjaan (Satudata Kemnaker) · accessed
  11. PP 49/2025 tentang Perubahan Kedua atas PP 36/2021 tentang Pengupahan, Pasal II (ketentuan peralihan upah minimum 2026) Kementerian Hukum RI (peraturan.go.id) · PP 49/2025 Pasal II · accessed
  12. JDIH DKI Jakarta: Keputusan Gubernur Nomor 1142 Tahun 2025 tentang Upah Minimum Provinsi Tahun 2026 JDIH Provinsi DKI Jakarta · Kepgub DKI 1142/2025 · accessed
  13. Kemnaker: Wamenaker apresiasi paket kebijakan kesejahteraan pekerja DKI pascapenetapan UMP 2026 Kementerian Ketenagakerjaan · accessed
  14. BPS: Keadaan Ketenagakerjaan Indonesia Mei 2026 (Berita Resmi Statistik No. 82/08/Th. XXIX) Badan Pusat Statistik · accessed
  15. PP 36/2021 tentang Pengupahan: Pasal 23, 24 dan 36 (definisi, cakupan dan pengecualian upah minimum) Kementerian Hukum RI (peraturan.go.id) · PP 36/2021 Pasal 23, 24 dan 36 · accessed
  16. Undang-Undang Nomor 13 Tahun 2003 tentang Ketenagakerjaan JDIH BPK RI (peraturan.bpk.go.id) · UU 13/2003 · accessed
  17. Ini 5 ciri-ciri lowongan kerja palsu versi Kemnaker Republika · official statement via media · accessed
  18. 6 Ciri Lowongan Kerja Bodong yang Perlu Diwaspadai Kompas TV · official statement via media · accessed
  19. Waspada! Marak Modus Penipuan Lowongan Admin e-Commerce detikFinance · third party · accessed
  20. Pemkot Jaktim Minta Pelamar Waspadai Modus Kerja Palsu (Koran Jakarta) Koran Jakarta · official statement via media · accessed
  21. Awas Modus Panggilan Interview Kerja, Ini Ciri-cirinya PT Bank Central Asia Tbk (BCA) · third party · accessed
  22. Niat Cari Kerja di Bali, Pria Sumba Malah Disekap-Disiksa 2 Wanita (detikBali) detikBali (detik.com) · official statement via media · accessed
  23. Polisi Tunggu Pelaporan Korban Kasus Staycation Medcom.id · official statement via media · accessed
  24. Waspada, Penipuan (Scam) Mengintai Kita. Ayo Lawan dan Hindari! (Booklet Satgas PASTI) Otoritas Jasa Keuangan (Sekretariat Satgas PASTI) · accessed
  25. Waspada Modus Penipuan File APK PPS Pemilu yang Bisa Kuras Rekening CNN Indonesia · official statement via media · accessed
  26. Surat Edaran Menteri Ketenagakerjaan Nomor M/5/HK.04.00/V/2025 tentang Larangan Penahanan Ijazah dan/atau Dokumen Pribadi Milik Pekerja/Buruh oleh Pemberi Kerja (salinan dari Disnaker Kota Batam) Dinas Tenaga Kerja Kota Batam (meneruskan SE Menteri Ketenagakerjaan RI) · SE Menaker M/5/HK.04.00/V/2025 · accessed
How to cite

KarirAman (2026). CNC machine operators in Indonesia: skills and work authorisation. Updated 8 October 2026. https://kariraman.com/en/careers/cnc-machine-operator/

Save this page

Report a fake job Report a data problem How we handle corrections

Change log
  • : New guide based on official competency standards.