CNC Programmer

Precision Castparts; Garden Grove (CA); On-site; USD 70,000 - 95,000; Full time

Job summary

Precision Castparts in Garden Grove, CA is seeking a skilled CNC Programmer to create, optimize, validate, and maintain CNC programs for precision fasteners. You will partner with Production, Engineering, Quality, and Tooling to improve machine performance, reduce scrap, and ensure conformance to customer specifications.

The role requires extensive hands-on programming and setup experience, with strong G-Code proficiency, GD&T, and tooling selection, and a disciplined approach to documentation

Qualifications

• High school diploma or GED required.
• Technical certification preferred.
• Minimum five years of CNC programming and setup experience, preferably in fastener manufacturing.

Responsibilities

• Create, modify, verify, and maintain CNC programs.
• Read and interpret blueprints, routers, setup sheets, and work orders.
• Perform machine setups and validate first-piece production.
• Troubleshoot CNC programming, tooling, machine, and process issues.
• Use calipers, micrometers, comparators, gauges, and microscopes.
• Conduct visual and dimensional inspections.
• Maintain accurate records and documentation.
• Follow safety procedures and quality standards.
• Maintain a clean, organized, and safe work area.

Skills

CNC programming

CNC setup

Blueprint reading

GD&T

Tooling selection

Machining principles

SPC awareness

ERP/MES familiarity

Process improvement

Education

High school diploma or GED

Job description

Position Summary

The CNC Programmer is responsible for creating, optimizing, validating, and maintaining CNC programs that support the efficient production of precision fasteners. This position partners with Production, Engineering, Quality, and Tooling teams to improve machine performance, reduce scrap, increase throughput, and ensure conformance to customer specifications.

• Create, edit, test, and maintain CNC programs.
• Optimize cycle times, tooling utilization, and machine efficiency.
• Review blueprints, GD&T, routers, specifications, and work orders.
• Support machine setups, first article inspections, and process validations.
• Troubleshoot programming, tooling, and machine issues.
• Conduct routine floor audits and process reviews.
• Collaborate with operators and supervisors on continuous improvement initiatives.
• Maintain accurate setup sheets, tooling records, and program documentation.
• Support lean manufacturing, safety, and quality objectives.

Required Qualifications

High school diploma or GED required. Technical certification preferred. Minimum five years of CNC programming and setup experience, preferably in fastener manufacturing.

Technical Competencies

Advanced G-Code and M-Code knowledge, blueprint reading, GD&T, tooling selection, machining principles, precision measurement, SPC awareness, ERP/MES systems, and process improvement methodologies.

Behavioral Competencies

Problem solving, accountability, collaboration, communication, adaptability, quality focus, time management, and safety awareness.

Essential Job Functions

• Create, modify, verify, and maintain CNC programs.
• Read and interpret blueprints, routers, setup sheets, and work orders.
• Perform machine setups and validate first-piece production.
• Troubleshoot CNC programming, tooling, machine, and process issues.
• Use calipers, micrometers, comparators, gauges, and microscopes.
• Conduct visual and dimensional inspections.
• Maintain accurate records and documentation.
• Follow safety procedures and quality standards.
• Maintain a clean, organized, and safe work area.

Physical Demands And Daily Lifting Requirements

Maximum weight to be lifted independently is 40 pounds. Employees must seek assistance for loads exceeding 40 pounds.

• Up to 10 lbs Frequently
• 11-25 lbs Frequently
• 26-40 lbs Occasionally
• Over 40 lbs Team lift or assistance required

Work Environment

Manufacturing environment with exposure to moving mechanical equipment, noise, oils, coolants, and required PPE.

EEO / Disclaimer

The Company is an Equal Opportunity Employer. Management reserves the right to modify responsibilities and assignments as business needs require. Employment is at will where permitted by law.