Posted May 14, 2026

CNC Machine Operator

Pennsylvania Machine Works, LLC

Aston, PA 19014, United States Full Time

Reference: Pennsylvania Machine Works, LLC_102

Responsibilities:

Work from shop prints, work orders, prescribed production procedures to receive stock material, requisition tooling and program to prepare machine for operation.
Check all fluid levels, grease fittings and transmission.
Load programs, insert tooling for touch-off of tooling, reference points for dry run of first piece.
Produce first piece with approval or assistance of more experienced personnel for measurement of critical dimensions.
Check production pieces following quality procedures.

Desired Requirements

Must be able to follow written and oral instructions
Must be able to communicate in English (both written and oral) as it relates to the job
Must possess basic math skills to include but not limited to adding, subtracting, multiplication, division, geometry, and algebra for the purpose of calculating material fabrication
Must have experience operating CNC Lathes and / or 5 axis CNC Mills

Minimum Requirements

Minimum of 1 year experience operating CNC Lathes and milling machines in a heavy manufacturing environment.
Minimum of Intermediate working knowledge and application of precision measuring instruments, micrometers and calipers.

Instruments should include but not limited to calipers, ID and OD micrometers, depth gages indicators and scales

Intermediate knowledge of reading drawings and specifications with understanding of geometric tolerances and dimension
Knowledge of tool holders, cutting tools, boring bars, fixtures, inserts, and other accessories used on various machines