CNC Surface Grinder

Ample Overtime | Positive Work Culture | Growth Opportunities

Precision Grinder

This long-established precision manufacturing company in Rancho Cucamonga, is seeking a skilled Precision Grinder to join their growing team.

For over 40 years, this company has specialized in creating custom precision molds for the medical and technical industries. Their 30,000 sq. ft. facility houses 90 employees and some of the most advanced machining and grinding equipment in the industry. They’re known for their commitment to quality, innovation, and a collaborative work environment.

In this role, you’ll take projects from start to finish—programming and operating grinding machines using MasterCAM and ensuring exceptional precision every step of the way. The right candidate will have strong attention to detail, a hands-on approach, and a passion for problem-solving in a fast-paced manufacturing setting.

Position Details:

• Shift: 1st Shift, Monday–Friday (6:00 AM–4:30 PM)

• Overtime: Options for daily and weekend overtime

Benefits Include:

• Paid Time Off (PTO) & Paid Holidays

• Medical, Dental, and Vision coverage – 100% paid for employees, with family plan options

• 401(k) with company match

• Climate-controlled facility

• Company-sponsored events and growth opportunities

If you’re an experienced grinder or MasterCAM programmer looking for a long-term opportunity with a company that values craftsmanship and innovation, we’d love to connect you.

• Program, set up, and operate CNC surface grinders (Okamoto)
• Read and interpret blueprints,sketches, and work instructions
• Select wheels, fixtures, tooling, etc
• Inspect parts using various hand tools (tolerances are as low as 2 tenths)
• Collaborate with other departments to resolve production or quality issues
• Maintain equipment, machines, and facilities

• High school diploma or equivalent
• Technical/trade school preferred
• 3+ years experience with precision surface grinding
• Ability to read and interpret complex engineering drawings and GD&T
• Proficient with precision measuring tools 
• CNC programming experience is a plus!

AMC is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex including sexual orientation and gender identity, national origin, disability, protected Veteran Status, or any other characteristic protected by applicable federal, state, or local law.

“In accordance with California law, the expected salary range for this California position is between $20/hr and $40/hr. The actual compensation will be determined based on experience and other factors permitted by law.”