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Millwright Apprentice Jobs in Rialto, CA (NOW HIRING)

Sonoco

Maintenance Millwright

City Of Industry, CA · On-site

$29.62 - $36.80/hr

Maintenance Millwright Pay: $29.62 - $36.80/hr - depending on experience/knowledge Shift: Day shift From a small family business to a multi-billion dollar global company, Sonoco has been changing the ...

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Millwright Apprentice information

See Rialto, CA salary details

$11

$21

$35

How much do millwright apprentice jobs pay per hour?

As of Aug 16, 2026, the average hourly pay for millwright apprentice in Rialto, CA is $21.17, according to ZipRecruiter salary data. Most workers in this role earn between $14.47 and $27.02 per hour, depending on experience, location, and employer.

What is a millwright apprentice?

A millwright designs, builds, installs, repairs, and maintains mills and similar machinery for a variety of industries, such as automotive, food processing, or nuclear. As a millwright apprentice, you learn this trade from a journeyman millwright or private company and work with systems like conveyors, compressors, and processing equipment. You typically help with a range of daily duties, including dismantling machines, constructing foundations, and installing components.

What are the key skills and qualifications needed to thrive as a millwright apprentice, and why are they important?

To thrive as a Millwright Apprentice, you need a solid understanding of mechanical systems, basic math skills, and a high school diploma or equivalent. Familiarity with hand and power tools, blueprint reading, and, in some regions, enrollment in a recognized apprenticeship program are typically required. Strong problem-solving skills, attention to detail, and the ability to work collaboratively make you stand out in this role. These skills ensure safe, efficient installation, maintenance, and repair of industrial machinery in demanding work environments.

What are some common challenges millwright apprentices face during their training, and how can they overcome them?

Millwright Apprentices often encounter challenges such as adapting to physically demanding work, mastering a wide variety of tools and machinery, and understanding detailed technical blueprints. Balancing on-the-job learning with classroom instruction can also be demanding. To overcome these challenges, apprentices are encouraged to ask questions, seek guidance from experienced journeymen, and consistently review safety procedures. Embracing a proactive attitude toward learning and safety will help apprentices build confidence and progress successfully through their training.

What is the difference between Millwright Apprentice vs Millwright?

AspectMillwright ApprenticeMillwright
CredentialsTypically requires a high school diploma or GED; apprenticeship programs often include on-the-job training and technical coursesRequires completion of an apprenticeship or technical training, along with experience
Work EnvironmentLearning environment, supervised, working under experienced millwrightsFull responsibility for installation, maintenance, and repair of machinery in industrial settings
Employer & Industry UsageEntry-level role in manufacturing, construction, and industrial sectorsSkilled trades in manufacturing plants, power plants, and industrial facilities

The main difference between a Millwright Apprentice and a Millwright is experience and responsibility. An apprentice is in training, gaining skills under supervision, while a Millwright is a fully qualified professional responsible for complex machinery work.

More about Millwright Apprentice jobs

What cities near Rialto, CA are hiring for Millwright Apprentice jobs?

Cities near Rialto, CA with the most Millwright Apprentice job openings:

Millwright Apprentice jobs near you
Infographic showing various Millwright Apprentice job openings in Rialto, CA as of August 2026, with employment types broken down into 78% Full Time, and 22% Part Time. Highlights an 100% In-person job distribution, with an average salary of $44,041 per year, or $21.2 per hour.

Maintenance Millwright

Sonoco

City Of Industry, CA • On-site

$29.62 - $36.80/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 7 days ago

Sonoco rating

7.3

Company rating: 7.3 out of 10

Based on 104 frontline employees who took The Breakroom Quiz

59th of 119 rated packaging manufacturers

Job description

Location: City of Industry, California
Position: Maintenance Millwright
Pay: $29.62 - $36.80/hr - depending on experience/knowledge
Shift: Day shift

From a small family business to a multi-billion dollar global company, Sonoco has been changing the face of products and packaging since 1899 - all while keeping the heart of "People Build Businesses" alive. Our talented people are at the core of our growth, constantly reinventing the Sonoco wheel with brilliant solutions every year. Today we are a world leader in global packaging solutions with diversified operations in over 34 countries. We're extremely proud of our portfolio of brands, our achievements in sustainability and industrialization and the groundbreaking work accomplished by our people.

The City of Industry, CA paper mill has an opening for an experienced maintenance millwright. The millwright is responsible for corrective and preventative work on all plant mechanical equipment while observing and following all safety regulations with required PPE.

What you will be doing:

  • Ensure the integrity and reliability of the plant's mechanical systems and equipment including conveyors, gearboxes, boilers, pumps, bearings rolls, piping, pulpers and other mechanical equipment
  • Welding of all types of metals using stick or TIG methods
  • Maintain mechanical equipment to meet regulatory codes of, OSHA, and CalOSHA policy.
  • Perform rigging activities, safety-related function and other miscellaneous mechanical functions.
  • Demonstrate safe and proficient use of shop tools (both hand and power)
  • Familiar with preventive maintenance, predictive maintenance, and corrective maintenance functions.
  • Demonstrate mechanical knowledge.
  • Must demonstrate ability to safely utilize forklifts, boom lifts, and scissor lifts.
  • Must be physically capable of performing work from ladders, scaffolding, and roof to install, maintain, or repair mechanical equipment.
  • Discipline to fill out work order documentation and participate in post failure analysis.
  • Perform duties in a work environment that will be hot, cold, dirty, and fast paced.
  • General support of the Maintenance department as required, such as assisting with troubleshooting, call-ins, shift rotation, unscheduled overtime, 12-hour shifts, scheduled and emergency repairs, shutdown and outage work, projects, etc. Must be able to work after hour during equipment downtime.

We'd love to hear from you if:

  • Applicant should have a minimum of five years of industrial maintenance experience.
  • The millwright must be able to diagnose and maintain equipment using hand, power, and precision measuring tools.
  • Candidate must be able to work with a diverse and safe work environment and provide same for others.

At Sonoco Products Company, we offer a comprehensive total rewards package, including competitive pay and benefits. *Benefits listed below are for employees located in the U.S. Specific benefits and wellbeing programs may vary depending on your location (within the U.S. or global), or if you are a union employee.

Benefits

  • Medical, dental, and vision coverage for you and your dependents, including FSA and HSA options
  • 401(k) retirement plan with company match
  • Wellbeing tools and resources to support holistic health, including an Employee Assistance Program with a variety of services
  • Paid time off and holidays to recreate, rejuvenate and care for the health of yourself and family
  • Variety of company paid and voluntary employee-paid insurance plans including life, personal accident, and disability insurance
  • Tuition reimbursement

We are an equal opportunity employer, and we strictly prohibit and do not tolerate discrimination against employees, applicants or any other covered persons because of race, color, religion, national origin or ancestry, sex, pregnancy, sexual orientation, marital status, gender identity or expression, age, disability, genetic information, veteran status, or any legally protected characteristic.

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About Sonoco

Sourced by ZipRecruiter

Sonoco is a $5 billion global provider of consumer packaging, industrial products and packaging supply chain services. When collaborating with our customers, we leverage our deep knowledge of material science, our i6 Innovation ProcessTM, and our industry-leading packaging and services portfolio to create impactful customized solutions that build stronger brands. We produce packaging for many of the world's most recognized brands, in markets such as appliances and electronics, automotive, beverages, confection, construction, converted paperboard, fresh and natural food, frozen and refrigerated food, shaving, home, lawn and garden, medical/pharmaceutical, pet care, powdered beverages, recycling and snacks. Sonoco's operations consist of our global consumer packaging businesses (rigid paper and closures, flexibles and plastics); our display and packaging division (high-impact retail displays and packaging supply chain management); our industrial businesses (tubes and cores, reels and spools, uncoated recycled paperboard and Sonoco Recycling, one of the world's largest recyclers); and our Protective Solutions division (custom-designed protective, temperature-assurance and retail security packaging solutions and highly engineered components). From our headquarters in Hartsville, S.C., and more than 300 operations in 33 countries, we serve customers in 85 nations.

Industry

Manufacturing

Company size

10,000+ Employees

Headquarters location

Hartsville, SC, US

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