Machinist Machinists
職業コード: 51-4041（SOC） 技能移住対象職業 総合 6.3/10
Operate various machine tools to process metal parts, manufacture precision instruments, or repair mechanical equipment.
評価 · 総合 6.3/10i
In the AI era: what happens to Machinist
The impact of AI and automation on machinist roles is mixed: CNC machines and smart programming will replace some operational tasks, but complex custom work, repair, and debugging still rely on human experience, shifting demand toward higher-skilled roles.
-
Replaced parts of manual programming and path optimization by machinists, using AI to analyze workpiece geometry and material properties to automatically generate optimal machining paths.
-
Replaces some mechanical design tasks; AI generates part models that meet manufacturing constraints, reducing repeated prototyping and manual programming.
-
Replaces mechanic tasks of monitoring tool condition and manually adjusting parameters, using AI to predict tool life and automatically optimize cutting conditions.
-
Replaces part of the mechanic's work in identifying machining features and writing G-code; AI automatically analyzes part geometry and recommends tool paths.
-
Replaces some of the machinist's machine maintenance and fault diagnosis work, using AI to analyze signals like vibration to warn of anomalies in advance.
- Use CAM software to automatically generate CNC machine code, replacing manual programming
- Uses machine vision to automatically detect processing quality and adjust parameters, replacing manual measurement and adjustment.
- Automated material handling and loading systems replace manual loading/unloading
- Fully automated processing of standardized large-batch parts, reducing manual intervention
- AI-assisted process planning and tool path optimization, improving machining efficiency and accuracy
- Predictive maintenance system analyzes machine tool operation data to provide early fault warnings
- Augmented Reality (AR) overlays operational guidance, assisting complex assembly and debugging
- AI-driven quality traceability system to quickly identify processing deviation causes
- Digital twin technology simulates machining processes, optimizing parameters to reduce commissioning time
- Complex fault diagnosis and repair skills, relying on experience and sensory judgment
- Manual fitting and adjustment of non-standard parts, involving unspoken skills
- Customer communication and customized solution design, requiring understanding of needs and processes
- Multi-device commissioning and production line integration require systemic thinking and adaptability
- CNC programming and CAM software (e.g., Mastercam, Fusion 360)
- Industrial robot operation and programming
- IoT and sensor data analysis basics
- Additive manufacturing (3D printing) and its post-processing
- Basics of Electrical and PLC Control
- Technical documentation and digital communication skills
Entry-level competition intensifies as traditional manual positions decline; companies prefer candidates with CNC programming and computer-aided manufacturing skills, narrowing opportunities for pure manual work.
Short-term: learn CAD/CAM and CNC programming to become a programmer-operator composite machinist; medium-term: supplement knowledge of automated line debugging and robot collaboration to transition to a manufacturing technician; long-term: develop into a smart manufacturing engineer, involved in digital twins, predictive maintenance, and production system optimization.
給与
| 経験 | 年収 (USD) | |
|---|---|---|
| 初級（0～3年） | $35,000 ~ $45,000 | Entry level, usually requires training |
| 中級（3～8年） | $45,000 ~ $60,000 | Proficient in operating multiple machine tools |
| Senior (8+ years) | $60,000 ~ $80,000 | Proficient in CNC programming or precision machining |
教育パス
| 段階 | 期間 | 費用 (USD) |
|---|---|---|
| High school diploma | 4年 | $0~$0 |
| Vocational and technical training | 1-2 years | $5,000~$20,000 |
資格
| 資格 | 発行機関 | |
|---|---|---|
| Turner/millwright certification | NIMS | 任意 |
| Precision machining certificate | Community college | 任意 |
| 見習い制度 | DOL registration | 任意 |
移住
Occupation classification code: 51-4041（SOC）
| ビザ | 詳細 |
|---|---|
| H-1B H-1B Specialty Occupation | Requires bachelor's degree or equivalent experience; some sponsorships available, but competitive |
| EB-3 EB-3 Skilled Workers | Requires PERM labour certification, applicable to skilled workers with 3+ years of experience or training |
| Green Card (PERM) Permanent Residence through PERM | Employer-sponsored PERM green card, takes 1-2 years |
向いている人
- Strong hands-on skills, enjoys operating machine tools
- Attention to precision and detail
- Willing to undertake vocational training
- Dislikes repetitive physical work
- No interest in machinery and metalworking
キャリア見通し
Starting as an apprentice or operator, can advance to senior machinist, team leader, or CNC programmer, with some transitioning to quality control or production management.
US machinist employment outlook is stable, manufacturing reshoring drives demand, annual growth rate about 1%.
成長分野：
Precision MachiningCNC ProgrammingAerospaceAutomation
FAQ
データソース
Salary ranges are estimates aggregated from public listings on Indeed, Glassdoor, ERI SalaryExpert and the U.S. Bureau of Labor Statistics (BLS OEWS); employment and demand outlook cite the BLS Occupational Outlook and O*NET; visa and migration details follow the latest USCIS work-visa (H-1B / O-1 / L-1) and employment-based green-card (EB-2 / EB-3, incl. DOL PERM labor certification) rules. Figures are indicative only — always refer to the latest official sources.