CNC Milling Operator

Job Description

Criterion Precision Machining builds the parts you never see, but everything depends on. For more than 70 years, we’ve machined small, complex, close-tolerance components for industries where precision isn’t a preference, it’s a requirement.

As a woman-owned, ISO-certified shop, we combine advanced Milling machining, disciplined quality systems, and a team that takes pride in its craft. From prototype to production, we believe precision is a promise, one backed by people who care deeply about how things are made.

We’re seeking a skilled CNC Milling Machinist to produce small, advanced precision components for industries where failure is not an option. This is a hands‑on role requiring deep technical expertise, attention to detail, and the ability to manage multiple machines while maintaining quality, efficiency, and consistency.

You’ll play a critical role in setting up, programming, running, and refining CNC Milling operations, while also contributing to process documentation, knowledge sharing, and continuous improvement across the shop.

• Set up and operate CNC Milling machines to produce close-tolerance precision components in low quantities
• Program using G-code and interactive programming, optimizing cycle times and part quality
• Simultaneously manage and monitor multiple machines while maintaining dimensional accuracy
• Interpret engineering drawings to ensure parts meet exact specifications
• Inspect parts using a wide range of precision measuring equipment, including parts produced internally and by outside vendors
• Develop, refine, and document manufacturing processes and procedures to support repeatable, efficient production
• Provide technical expertise and assist in training and mentoring other machinists as needed
• Communicate clearly with team members regarding process improvements, quality issues, and production priorities
• Maintain a clean, organized, and safety‑focused work environment
• Stay current with new machining techniques, tooling, and best practices

• Proven experience setting up and operating CNC Milling machines
• Strong proficiency in G-code programming and advanced CNC machining concepts
• Solid understanding of engineering drawings, and shop mathematics
• Experience working with Fanuc controls
• Demonstrated ability to use a variety of precision measuring devices
• Strong organizational and documentation skills
• Effective verbal communication and a collaborative mindset
• Willingness to learn, adapt, and continuously improve

• Candidates must provide their own tools
• Full-time position in a clean, modern, air‑conditioned facility
• No relocation assistance provided

• Competitive 401(k) with company matching
• Comprehensive medical, dental, and vision insurance
• Life insurance coverage
• Paid time off to support work‑life balance, including your birthday
• 401(k)
• 401(k) matching
• Dental insurance
• Health insurance
• Life insurance
• Paid time off
• Vision insurance

• Monday‑Friday, 10‑hour shifts
• Overtime required with production needs

Pay: $24.41 - $29.39 per hour

Expected hours: 40.0 per week

• Are you willing to do a background check and drug screen?

• Milling Operator: 3 years (Preferred)

• English (Preferred)

• Driver's License (Preferred)

Work Location:

In person