Definitions:

1. A person who operates machinery. NOUN
   • The machinist's steady hand guided the milling tool, creating precise and repeatable parts.
2. A skilled worker who operates, maintains, and programs machine tools to manufacture precise parts from materials like metal, plastic, and wood. NOUN
   • She trained as a machinist, learning to operate various tools and read technical blueprints.

Synonyms:

• fabrication specialist
• mechanic
• operator
• toolmaker