Mastercam Programming Jobs in Rancho Cucamonga, CA

CNC PROGRAMMER – 5-AXIS AEROSPACE (MASTERCAM)
W Machine Works | San Fernando, CA | Full-Time | Monday–Friday + Overtime

PAY: $50.00–$55.00 per hour, depending on experience
★ SIGNING BONUS OFFERED
★ RELOCATION ASSISTANCE available for out-of-state candidates

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ABOUT W MACHINE WORKS

W Machine Works is an AS9100-certified aerospace precision machining company with over 40 years of experience. We produce high-quality components for jets, helicopters, airplanes, and military defense systems. Our customer base includes Boeing, Northrop Grumman, Lockheed Martin, and SpaceX.

We are a high-mix, low-volume shop — every day is different. No repeat, boring work. We take pride in our clean, climate-controlled, well-organized facility and in developing our team members for long-term careers.

Our values: Togetherness | Commitment | Quality | Learning | Excellence

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THE ROLE

We are looking for an experienced CNC Programmer with strong Mastercam and 5-axis machining expertise to join our team. You will own the full programming process from print to first article, support production operations, and collaborate with Engineering to drive continuous improvement.

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WHAT YOU'LL DO

- Program new parts from scratch using Mastercam, developing efficient toolpaths for 5-axis, 4-axis, and 3-axis components
- Optimize existing programs to improve cycle times and reduce setup time
- Support CNC operators on the floor with program-related questions
- Coordinate with Engineering on blueprint interpretation and technical issues
- Work with Mori Seiki 5-axis, Haas 4-axis, and horizontal machines

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WHAT WE'RE LOOKING FOR

- Mastercam proficiency: Ability to program complex 5-axis toolpaths from print to first article
- CNC operating experience: Setup and troubleshooting on Fanuc-controlled Mori Seiki and Haas machines
- Blueprint reading: Strong ability to read and interpret GD&T and aerospace drawings
- Inspection: Experience with precision measurement tools (micrometers, calipers, CMM)
- Setup reduction: Proven techniques to improve throughput and reduce downtime
- Communication: Able to coordinate clearly with Engineering and the production floor

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EXPERIENCE REQUIREMENTS

- 5+ years CNC operating experience in a production environment
- 5+ years Fanuc control experience
- 5+ years reading and interpreting aerospace/precision manufacturing blueprints
- 5+ years using precision inspection tools
- 6+ years Mastercam programming experience (5-axis preferred)

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ITAR REQUIREMENT

To conform to U.S. Government space technology export regulations, applicants must be a U.S. citizen, lawful permanent resident, or protected individual as defined by ITAR (22 CFR §120.15), or eligible to obtain required authorizations from the U.S. Department of State.

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WORK ENVIRONMENT

- Clean, air-conditioned, well-maintained shop
- New equipment: DMG Mori 3-axis, 4-axis, and 5-axis machines
- High-mix, low-volume work — variety every single day
- Flexible start times
- Freeway close in San Fernando, CA
- Stable, long-standing aerospace and defense customer base

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SHIFTS (All shifts Monday–Friday, 40 hrs/week + overtime — all shifts currently working OT)

- Shift 1: 5:00 AM – 1:30 PM
- Shift 2: 6:00 AM – 2:30 PM

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COMPENSATION & BENEFITS

Pay: $50.00–$55.00/hr DOE
Signing bonus offered | Relocation assistance for out-of-state candidates

- Medical, Dental, and Vision insurance
- Life insurance
- 401(k) with 2% company match
- Paid time off and paid holidays
- Flexible spending account (FSA)
- Parental leave
- Overtime pay
- Work boot allowance
- Ongoing training and professional development

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W Machine Works Inc. is an Equal Opportunity Employer. Employment decisions are based on merit, competence, and qualifications without regard to race, color, religion, gender, national origin, veteran status, disability, age, sexual orientation, marital status, or any other legally protected status.

Learn more at www.wmwcnc.com