Cnc Program Jobs in Rialto, CA (NOW HIRING)

Company: Cummins Aerospace
Location: Southern California
Employment Type: Full-Time
Pay Range: $30.00–$42.00 per hour, depending on experience

Cummins Aerospace is seeking an experienced CNC Mill-Turn Setup Operator / Machinist to join our precision aerospace manufacturing team.

The ideal candidate will have hands-on experience setting up and operating CNC mill-turn equipment and manufacturing complex, tight-tolerance aerospace components. This position requires strong machining fundamentals, attention to detail, and the ability to independently set up equipment, inspect parts, troubleshoot machining issues, and maintain production requirements.

• Independently set up and operate CNC mill-turn machines.
• Perform complete machine setups including tooling, jaws, fixtures, workholding, tool offsets, and work offsets.
• Operate equipment utilizing live tooling, C-axis, Y-axis, sub-spindle, and multi-axis machining functions.
• Read and interpret complex aerospace engineering drawings, specifications, and GD&T.
• Perform first-piece and in-process inspections.
• Use precision measuring equipment including micrometers, calipers, bore gauges, height gauges, indicators, and other inspection tools.
• Adjust tool and work offsets to maintain dimensional requirements.
• Make minor CNC program edits and adjustments at the machine when required.
• Monitor tool life and replace or adjust cutting tools as necessary.
• Troubleshoot dimensional, tooling, setup, surface finish, and machining problems.
• Work closely with CNC programmers, manufacturing engineers, quality personnel, and other machinists to resolve production issues.
• Maintain accurate production, inspection, and traceability documentation.
• Meet production schedules while maintaining quality requirements.
• Identify opportunities to reduce setup time, cycle time, scrap, and rework.
• Maintain a clean and organized work area using 5S principles.
• Follow all company safety, quality, and manufacturing procedures.

• 3+ years of CNC machining experience preferred.
• CNC mill-turn or multi-axis machining experience strongly preferred.
• Aerospace machining experience preferred.
• Ability to independently perform CNC machine setups.
• Strong blueprint and en gineering drawing interpretation skills.
• Working knowledge of GD&T.
• Ability to manufacture and inspect tight-tolerance components.
• Working knowledge of CNC G-code and M-code.
• Experience machining aluminum, stainless steel, titanium, nickel alloys, and other aerospace materials is a plus.
• Strong mechanical aptitude and troubleshooting skills.
• Ability to work independently while contributing to a team environment.

• 5+ years of CNC machining experience.
• Advanced mill-turn setup experience.
• Live tooling and sub-spindle experience.
• C-axis and Y-axis machining experience.
• Multi-axis machining experience.
• Aerospace manufacturing experience.
• Experience producing first-article components.
• Experience working within an AS9100 quality management system.
• Ability to make CNC program adjustments at the machine.
• Experience improving tooling, setup methods, and machining cycle times.

The CNC Mill-Turn Setup Operator / Machinist is responsible for producing components that meet all drawing, customer, and company quality requirements.The machinist is expected to verify their work through first-piece and in-process inspection and immediately stop production and report any suspected nonconforming condition.

$30.00–$42.00 per hour, depending on experience and demonstrated skill level.Compensation will be based on the candidate's ability to independently set up and operate CNC mill-turn equipment, troubleshoot machining issues, maintain tight aerospace tolerances, and consistently produce quality components.Highly experienced candidates with advanced mill-turn, multi-axis, programming, and aerospace machining capabilities may qualify for compensation above the posted range.

At Cummins Aerospace, we value:

• Safety
• Quality
• Accountability
• Teamwork
• Dependability
• Continuous improvement
• On-time performance
• Pride in workmanship

Must be a us citizen or green card holder