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Boring Mill Operator Jobs in California (NOW HIRING)

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Control manual handwheels, dials, and feed mechanisms to mill surfaces, bore large holes, and ream holes to exact blueprint specifications. * Blueprint Reading: Translate technical drawings ...

CNC Mill Set-Up Operator

Corona, CA · On-site

$22.75 - $30.25/hr

... for a CNC Mill Setup position that will be based at our manufacturing location in Corona ... Must understand various type of cutting cycles (milling, drilling, tapping, boring, thread milling ...

Operate CNC Mill and mill Turn machine, including: vertical Mori Seiki DV5100, NLX 2500SY/700 Mill ... Use turning tools, boring bars, insert drills, reamers, inside groovers, outside groovers, part off ...

CNC Operator

Oceanside, CA · On-site

$25 - $28/hr

Operate CNC Mill and mill Turn machine, including: vertical Mori Seiki DV5100, NLX 2500SY/700 Mill ... Use turning tools, boring bars, insert drills, reamers, inside groovers, outside groovers, part off ...

Machinist/Operator

El Cajon, CA · On-site

$24 - $26/hr

... fleet operators in our Corporate HQ in Kansas City, you will contribute to our goal to keep ... Lathe/Mill to perform a combination of machining operations such as facing, turning, boring ...

... fleet operators in our Corporate HQ in Kansas City, you will contribute to our goal to keep ... Lathe/Mill to perform a combination of machining operations such as facing, turning, boring ...

... fleet operators in our Corporate HQ in Kansas City, you will contribute to our goal to keep ... Lathe/Mill to perform a combination of machining operations such as facing, turning, boring ...

Machinist III

Adelanto, CA · On-site

$22.50 - $30.75/hr

Performs typical operations such as turning, facing, boring, chamfering, turning tapers, drilling ... Expected to work in a safe manner in accordance with established operating procedures and practices.

Machinist III

Adelanto, CA · On-site

$56K - $83K/yr

Performs typical operations such as turning, facing, boring, chamfering, turning tapers, drilling ... Expected to work in a safe manner in accordance with established operating procedures and practices.

Machinist III

Adelanto, CA · On-site

$22.50 - $30.75/hr

Performs typical operations such as turning, facing, boring, chamfering, turning tapers, drilling ... Expected to work in a safe manner in accordance with established operating procedures and practices.

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Boring Mill Operator information

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$14

$23

$32

How much do boring mill operator jobs pay per hour?

As of Aug 16, 2026, the average hourly pay for boring mill operator in California is $23.54, according to ZipRecruiter salary data. Most workers in this role earn between $20.38 and $26.59 per hour, depending on experience, location, and employer.

What are some typical challenges faced by boring mill operators and how can they be effectively managed?

Boring Mill Operators often encounter challenges such as maintaining tight tolerances, interpreting complex blueprints, and troubleshooting machine malfunctions. Managing these challenges involves developing strong attention to detail, regularly calibrating equipment, and staying up-to-date with safety protocols. Collaborating closely with maintenance teams and quality control inspectors also helps ensure that parts meet specifications and production runs smoothly. Continuous learning and proactive communication within the shop floor environment are key to overcoming these obstacles and excelling in the role.

What are the key skills and qualifications needed to thrive as a boring mill operator?

To thrive as a Boring Mill Operator, you need strong mechanical aptitude, blueprint reading skills, and experience with precision measuring instruments, often supported by a high school diploma or technical training. Familiarity with CNC and manual boring mills, as well as tools like calipers, micrometers, and dial indicators, is typically required. Attention to detail, problem-solving ability, and effective communication are important soft skills for maintaining accuracy and safety. These skills ensure the precise machining of components, efficient workflow, and adherence to quality standards in manufacturing environments.

What is a boring mill operator?

A Boring Mill Operator is a skilled tradesperson responsible for operating and maintaining boring mills, which are large machines used to enlarge holes in metal workpieces with high precision. These operators read blueprints, set up the equipment, select appropriate tools, and ensure the finished product meets specific measurements and tolerances. They also perform routine maintenance on machines and may inspect completed parts for quality. Boring Mill Operators typically work in manufacturing or metalworking industries, producing parts for machinery, vehicles, and other equipment.

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

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

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

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

What are popular job titles related to Boring Mill Operator jobs in CA?

For Boring Mill Operator jobs in CA, the most frequently searched job titles are:

Infographic showing various Boring Mill Operator job openings in California as of August 2026, with employment types broken down into 40% Full Time, 58% Part Time, 1% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $48,954 per year, or $23.5 per hour.

Horizontal Boring Mill Operator

Celeros Flow Technology

Downey, CA • On-site

$30 - $35/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 24 days ago


Job description

MACHINIST - HORIZONTAL BORING EXPERIENCE REQUIRED

Location: Downey, CA

Work Environment: On-site Monday – Friday

Work Schedule/Hours: 6:00AM - 2:30PM

Pay Range: $30-35/HOUR. The specific pay offered may be influenced by a variety of factors, including the candidate’s experience, education, and skill set.

The Machinist will have experience with horizontal boring machines. There will be an emphasis on pumps or rotating equipment in a shop environment. 

Duties and Responsibilities

  • Setting up and operating various machines used for milling and turning, and using the tools required for operating manual machines.
  • Reading and interpreting work orders to select the proper work center and identify required tooling to operate.
  • Obtaining and installing proper tooling, such as jaws, chucks, fixtures, and cutting tools.
  • Using various gauges and precision instruments (i.e calipers, IDOD micrometers, indicators, and special gaging equipment, etc.) to ensure quality is maintained and tolerances are met.
  • Cleaning and removing burrs after the operation is completed.
  • Training other employees on a variety of machine tools and operations.
  • Returning tooling and reporting any difficulties with tooling or material.
  • Maintain and practice safe machining tool usage, such as lathe guards, chuck guards, and PPE.

Knowledge, Skills and Abilities

  • Read, write, speak and comprehend English.
  • Add, subtract, multiply, divide, and work with fractional measurements and decimals.
  • Set up, adjust, and operate all machine tools in your area of responsibility to produce various parts within specifications from blueprints.
  • Read and understand basic manufacturing mechanical blueprints, and use good basic math skills in addition, subtraction, division, and multiplication.
  • Hold very close tolerances and surface finish requirements.
  • Exceptional teamwork skills and strong communication abilities.
  • Working knowledge or ability to learn to use a micrometer, depth micrometer, dial indicators, and other precision measuring instruments.
  • A demonstrated history of good attendance and a safe work record.

Education and Experience

  • A high school diploma or GED equivalent.
  • 5 - 10 years of horizontal boring machine experience.
  • Experience working with very tight tolerance of +/- .001.
  • The ability to read and interpret drawings, blueprints, and other documents.
  • Proficiency with measuring equipment, such as calipers, gauges and micrometers.
  • Experience working with a variety of materials such as carbon steel, stainless steel, hard-coated components, and composite materials.

WHAT WE DO

Celeros Flow Technology is helping to engineer a more sustainable future by developing products for emerging carbon capture and storage applications, new nuclear and renewable energy, while supporting existing customers in decarbonizing their operations. Our full lifecycle solutions are designed to reduce emissions, optimize operational efficiency, and deliver sustainable returns. Together, we can create a safer, more resilient, and cleaner energy future.

 

WHY JOIN OUR TEAM

Providing great benefit choices to you and your family is just one of the many ways Celeros Flow Technology supports the physical, financial, and emotional well-being of the people who make our company successful – you!

Key benefits include:

Health Insurance (effective on start date)

Dental/Vision (effective on start date)

Flexible Spending Accounts/Health Savings Accounts

Life Insurance/Disability/Accident/Critical Illness

401(k) Savings Plan with generous company match

Tuition Reimbursement

Paid time off/Generous Holiday Schedule

Celeros Flow Technology is an equal-opportunity employer. All aspects of employment, including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate based on race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, veteran status, or any other status protected under federal, state, or local law.

Employment opportunities may require access to information that is subject to the export control regulations of the country in which you are applying. Hiring decisions for such positions are required by law to be made in compliance with these regulations. Applicants for employment opportunities must be able to meet export control requirements.