CNC Machinist

Summary: Sets up and operates conventional, special purpose, CNC and Numerical Control (NC)

machines and machining centers to fabricate parts by performing the following duties.

Essential Duties and Responsibilities: include the following. Other duties may be assigned.

• Studies blueprints, sketches, drawings, manuals, specifications, or sample part to determine

dimensions and tolerances of finished workpiece, sequence of operations, and setup

requirements.

• Measures, marks, and scribes dimensions and reference points on material or work-piece as

guides for subsequent machining as necessary.

• Selects, aligns, and secures holding fixtures, cutting tools, attachments, accessories, and

materials on machines as necessary to machine parts as required.

• Calculates and sets controls to regulate machining factors such as speed, feed, coolant flow,

and depth and angle of cut, or enters commands to retrieve, input, or edit computerized

machine control media according to established guidelines and procedures.

• Starts and observes machine operation to detect malfunctions or out-of-tolerance machining,

and adjusts machine controls or control media as required.

• Verifies conformance of finished work-piece to specifications, using measuring and inspection

tools as necessary.

• Sets up and operates machine on trial run to verify accuracy of machine settings or

programmed control data.

• Performs routine maintenance tasks on machines as required