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Grind Operator Jobs in California (NOW HIRING)

RBC Bearings

Centerless Grinder

CA · On-site

$22 - $28/hr

Possess basic grinding skills required to set-up and run multiple cylindrical parts. Have knowledge of grinding wheels and wheel dressing. Able to read blue prints and familiar with precision gauging ...

RBC Transport Dynamics

Centerless Grinder

Compton, CA · On-site

$22 - $28/hr

Possess basic grinding skills required to set-up and run multiple cylindrical parts. Have knowledge of grinding wheels and wheel dressing. Able to read blue prints and familiar with precision gauging ...

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Grind Operator information

See California salary details

$12

$19

$27

How much do grind operator jobs pay per hour?

As of Aug 21, 2026, the average hourly pay for grind operator in California is $19.19, according to ZipRecruiter salary data. Most workers in this role earn between $16.59 and $20.62 per hour, depending on experience, location, and employer.

What is a grind operator?

Grind operators are skilled workers responsible for operating grinding machines that shape, smooth, or finish metal and other materials. They set up, monitor, and adjust grinding equipment to ensure parts are produced to precise specifications. Grind operators also inspect finished products for quality, perform routine maintenance on machines, and follow safety protocols to prevent accidents. This role is crucial in manufacturing industries such as automotive, aerospace, and metal fabrication.

What skills and qualifications are needed to be a grind operator?

To thrive as a Grind Operator, you need a solid understanding of machine operation, blueprint reading, and basic math, often supported by a high school diploma or equivalent and on-the-job training. Familiarity with grinding machines, measurement tools like calipers and micrometers, and sometimes CNC systems is essential. Attention to detail, problem-solving ability, and strong teamwork skills help operators ensure precision and maintain safety standards. These competencies are vital for producing high-quality parts, minimizing waste, and maintaining workplace safety in manufacturing environments.

What challenges do grind operators face and how can they be managed?

Grind Operators often encounter challenges such as maintaining precision in measurements, preventing equipment wear, and meeting production deadlines. To manage these, operators need to regularly inspect and calibrate grinding machinery, carefully follow safety and quality protocols, and communicate with team members about any irregularities or maintenance needs. Staying organized and attentive to detail helps ensure product consistency and reduces downtime, making the work environment smoother and safer.

What is the difference between Grind Operator vs Machinist?

AspectGrind OperatorMachinist
CredentialsHigh school diploma, vocational training, or certifications in grindingHigh school diploma, technical training, or certifications in machining
Work EnvironmentFactories, manufacturing plants, grinding shopsMachine shops, manufacturing facilities, workshops
Job FocusPrecision grinding of parts to specificationsDesign, setup, and operate various machine tools to produce parts
Common UsageUsed in industries requiring surface finishing and precision grindingUsed across manufacturing sectors for part fabrication and machining

While both roles involve working with machinery in manufacturing settings, a Grind Operator specializes in grinding processes to achieve precise surface finishes, whereas a Machinist operates a variety of machine tools to produce parts. Understanding these differences helps in choosing the right career path or job search focus.

What are popular job titles related to Grind Operator jobs in California?

For Grind Operator jobs in California, the most frequently searched job titles are:

What job categories do people searching Grind Operator jobs in California look for?

The top searched job categories for Grind Operator jobs in California are:

Grind Operator jobs near you
Infographic showing various Grind Operator job openings in California as of August 2026, with employment types broken down into 51% Full Time, 47% Part Time, 1% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $39,925 per year, or $19.2 per hour.

Centerless Grinder (Top Leading Aerospace Innovation Company)!!

RimePro Inc

Brea, CA • On-site

Full-time

This job post has expired today. Applications are no longer accepted.

Job description

Full-time Centerless Grinder

We are seeking a highly skilled and experienced Full-time Centerless Grinder to join our cutting-edge aerospace manufacturing team. The ideal candidate will be proficient in set-up, automatic operations, and have a strong background in aerospace manufacturing processes. This position plays a crucial role in producing high-precision components for advanced aerospace systems and contributes to our company's mission of pushing the boundaries of innovation in the aerospace industry.

Key Responsibilities

  • Operate and maintain centerless grinding machines to produce high-precision aerospace components
  • Set up and adjust grinding machines for various operations, including through-feed, in-feed, and end-feed grinding
  • Program and operate CNC-controlled centerless grinders for automated production runs
  • Interpret engineering drawings, blueprints, and work orders to determine grinding specifications and tolerances
  • Select appropriate grinding wheels, regulating wheels, and work rests based on material properties and desired finish
  • Perform in-process quality checks using precision measuring instruments such as micrometers, calipers, and gauges
  • Troubleshoot and resolve issues related to grinding operations, machine performance, and product quality
  • Conduct regular maintenance on grinding equipment, including wheel dressing, coolant management, and general upkeep
  • Collaborate with engineers and quality control personnel to optimize grinding processes and improve product quality
  • Adhere to all safety protocols and maintain a clean, organized work environment
  • Train and mentor junior operators on centerless grinding techniques and best practices
  • Participate in continuous improvement initiatives to enhance efficiency and reduce waste in the grinding process
  • Maintain accurate records of production data, machine settings, and quality control measurements
  • Stay updated on the latest advancements in centerless grinding technology and aerospace manufacturing techniques

Qualifications and Requirements

  • High school diploma or equivalent; technical school certification in machining or related field preferred
  • Minimum of 2 years of experience in centerless grinding, with a focus on aerospace applications
  • Proficiency in setting up and operating both manual and CNC-controlled centerless grinding machines
  • In-depth knowledge of grinding wheel selection, dressing techniques, and coolant management
  • Strong understanding of aerospace materials, including various alloys, composites, and exotic metals
  • Ability to read and interpret complex engineering drawings and technical specifications
  • Experience with precision measuring instruments and quality control procedures
  • Familiarity with aerospace industry standards and regulations (e.g., AS9100, NADCAP)
  • Excellent problem-solving skills and attention to detail
  • Strong communication and teamwork abilities
  • Physical ability to lift up to 50 pounds and stand for extended periods
  • Willingness to work flexible hours, including nights and weekends as needed

Apply