CNC Lathe Setup Machinist

Valid8 Financial, Inc.; Corona (CA); On-site; USD 55,000 - 75,000; Full time

Job summary

Valid8 Financial, Inc. in Corona, CA seeks a skilled CNC Lathe Setup Machinist to perform full setups on CNC lathes and manufacture precision turned parts meeting GD&T and dimensional requirements.

You will read engineering drawings, verify first articles, adjust offsets, select tooling, and troubleshoot process issues to maintain quality throughout runs. 3–5 years lathe setup experience and a machining certificate or vocational training are required.

Qualifications

• 3–5 years CNC lathe setup experience.
• Machining certificate or vocational training a plus.
• Dependable, detail-oriented, and quality-focused.

Responsibilities

• Perform complete CNC lathe setups (chucks, soft jaws, tool geometry, offsets).
• Run first-article parts and verify dimensional accuracy before production.
• Read and interpret engineering drawings and GD&T feature control frames.
• Operate CNC lathes and maintain quality throughout the run.
• Inspect parts using micrometers, bore gauges, indicators, calipers, etc.
• Make minor program edits and adjust offsets when needed.
• Select appropriate inserts, tooling, speeds and feeds.
• Troubleshoot chatter, tool wear, taper issues, and surface finish problems.

Job description

We are hiring a CNC Lathe Setup Machinist who can perform full setups, machine precision turned parts, and ensure all parts meet strict GD&T and dimensional requirements.

Key Responsibilities

• Perform complete setups on CNC lathes (chucks, soft jaws, tool geometry, offsets).
• Run first-article parts and verify dimensional accuracy before production.
• Read and interpret engineering drawings and GD&T feature control frames.
• Operate CNC lathes and maintain quality throughout the run.
• Inspect parts using micrometers, bore gauges, indicators, calipers, etc.
• Make minor program edits and adjust offsets when needed.
• Select appropriate inserts, tooling, speeds and feeds.
• Troubleshoot chatter, tool wear, taper issues, and surface finish problems.

Skills

• Ability to perform independent CNC lathe setups from start to finish.
• Strong ability to read prints and GD&T for features of the part.
• Proficiency with precision inspection tools (bore gauges, micrometers, indicators).
• Understanding of tool nose compensation, insert selection, and turning strategies.
• Experience with chucking, soft jaws, collets, and concentricity control.
• Ability to hold tight tolerances (+/- .0005 or tighter depending on print).
• Familiarity with G/M codes, canned cycles, and program adjustments.
• Knowledge of cutting principles: SFM, feed per rev, chip control, and heat.
• Strong troubleshooting skills for dimensional and finish issues.
• Able to work independently with minimal supervision.

Qualifications

• 3-5 years CNC lathe set up experience required.
• Machining certificate or vocational training a plus.
• Dependable, detail-oriented, and quality-focused.

Schedule

• Monday through Friday 6:00am to 4:30pm.
• Meal Period: 10:45am to 11:30am.
• Break #1: 8:15am to 8:30am.
• Break #2: 2:15pm to 2:30pm.