The Machinist I sets up, adjusts, and operates a variety of CNC machine tools to perform progressive machining operations on close-tolerance parts requiring a high degree of precision and technical skill.
Set up and operate CNC boring bars, CNC boring mills, large CNC milling and turning machines, CNC grinders, and special-purpose CNC machines
Study blueprints, drawings, manuals, and specifications to determine setup, sequence, dimensions, and tolerances
Measure, mark, and scribe dimensions using precision measuring instruments
Dry run, debug, and edit CNC programs at the machine under supervision
Select, align, and secure fixtures, tools, and materials
Set and adjust machining controls (speed, feed, coolant flow, depth of cut)
Monitor machine operations to detect malfunctions or out-of-tolerance conditions
Verify finished parts meet specifications
Grind and modify tooling for specialized requirements
Diagnose tooling and machine issues under supervision