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Helper Machine Operator Jobs in Fontana, CA (NOW HIRING)

Inline Plastics, Inc

Experienced Extrusion Operator

Ontario, CA · On-site

$17.75 - $22.25/hr

... helping customers reduce costs and turnaround times. The organization is known for its use of ... Knowledge of basic mechanical principles, machine setup, and troubleshooting of extrusion lines and ...

Ducommun

General Helper 1st Shift Temp to Hire

Orange, CA · On-site

$18 - $20/hr

... * Assist the operators in conduct the shop processes. * Loads & unloads materials, parts, or ... Lifts metal part or stock onto machine and secures it on machine table, in chuck, or holding ...

Bunzl

Print Operator

Walnut, CA · On-site

$18 - $23/hr

... or a related machine-operator role preferred. * Basic knowledge of Adobe Illustrator / Adobe ... We offer a full range of benefits to help our employees take care of themselves and their families ...

Bunzl

Print Operator

City Of Industry, CA · On-site

$18 - $23/hr

... or a related machine-operator role preferred. * Basic knowledge of Adobe Illustrator / Adobe ... We offer a full range of benefits to help our employees take care of themselves and their families ...

Bunzl Warehouse

Print Operator

Walnut, CA · On-site

$18 - $23/hr

... or a related machine-operator role preferred. * Basic knowledge of Adobe Illustrator / Adobe ... We offer a full range of benefits to help our employees take care of themselves and their families ...

BUNZL

Print Operator

City Of Industry, CA

$18 - $23/hr

... or a related machine-operator role preferred. * Basic knowledge of Adobe Illustrator / Adobe ... We offer a full range of benefits to help our employees take care of themselves and their families ...

Sonfarrel Aerospace

Rubber Press Operator

Anaheim, CA · On-site

$21 - $22/hr

SUMMARYThe Rubber Press personnel will help with reading and understanding detailed instructions on how to run machinery that pertains to Rubber & or Fabric Seal Molding. ESSENTIAL DUTIES AND ...

Sonfarrel Aerospace

Rubber Press Operator

Anaheim, CA · On-site

$21 - $22/hr

SUMMARY The Rubber Press personnel will help with reading and understanding detailed instructions on how to run machinery that pertains to Rubber & or Fabric Seal Molding. ESSENTIAL DUTIES AND ...

Son-Aero

Rubber Press Operator

Anaheim, CA · On-site

$17.25 - $22.50/hr

SUMMARY The Rubber Press personnel will help with reading and understanding detailed instructions on how to run machinery that pertains to Rubber & or Fabric Seal Molding. ESSENTIAL DUTIES AND ...

Son-Aero

Rubber Press Operator - 2nd Shift

Anaheim, CA · On-site

$17.25 - $22.50/hr

SUMMARY The Rubber Press personnel will help with reading and understanding detailed instructions on how to run machinery that pertains to Rubber & or Fabric Seal Molding. ESSENTIAL DUTIES AND ...

Kinetic Personnel Group

Be Seen First

Shop Helpers needed (day shift)

Upland, CA · On-site

$880/wk

Follow all company safety, quality, and operating procedures. * Communicate effectively with ... Qualifications * 3+ years of manufacturing, production, or machine shop experience * Ability to ...

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Helper Machine Operator information

See Fontana, CA salary details

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How much do helper machine operator jobs pay per hour?

As of Sep 7, 2026, the average hourly pay for helper machine operator in Fontana, CA is $18.30, according to ZipRecruiter salary data. Most workers in this role earn between $17.12 and $19.57 per hour, depending on experience, location, and employer.

What is a helper machine operator?

Helper Machine Operators assist main machine operators in manufacturing and production settings. Their duties typically include setting up machinery, loading materials, monitoring machine performance, and performing basic maintenance or cleaning. They also help ensure products meet quality standards and may record production data. This role is essential for keeping production lines running smoothly and efficiently. No formal education is usually required, but on-the-job training is common.

What does a helper machine operator do?

As a Helper Machine Operator, your daily tasks usually involve assisting the main machine operator by preparing materials, loading and unloading machines, and monitoring equipment for proper operation. You may also be responsible for basic maintenance, cleaning the work area, and reporting any issues to supervisors. Collaboration with other team members, such as quality control staff and maintenance technicians, is common to ensure efficient production and adherence to safety standards.

What are the key skills and qualifications needed to thrive as a helper machine operator?

To thrive as a Helper Machine Operator, you need a basic understanding of machinery operation, safety protocols, and often a high school diploma or equivalent. Familiarity with common manufacturing tools, basic computer systems, and sometimes forklift certification is typically required. Attention to detail, teamwork, and effective communication help individuals excel in supporting machine operators and maintaining workflow. These skills ensure safe operations, minimize downtime, and contribute to efficient production in manufacturing environments.

What is the difference between Helper Machine Operator vs Machine Operator?

AspectHelper Machine OperatorMachine Operator
CredentialsHigh school diploma or equivalent; on-the-job trainingHigh school diploma; certification or training often preferred
Work EnvironmentFactories, manufacturing plants, construction sitesFactories, manufacturing plants, industrial settings
Job ResponsibilitiesAssist with setup, cleaning, and basic operationOperate machinery independently, monitor processes, troubleshoot

The Helper Machine Operator typically assists with basic tasks and supports the Machine Operator, who handles more complex machinery operation. Both roles are common in manufacturing environments and require similar credentials, but the Machine Operator has more responsibility and independence in operating equipment.

What are the most commonly searched types of Machine Operator jobs in Fontana, CA?

The most popular types of Machine Operator jobs in Fontana, CA are:

What are popular job titles related to Helper Machine Operator jobs in Fontana, CA?

For Helper Machine Operator jobs in Fontana, CA, the most frequently searched job titles are:

What job categories do people searching Helper Machine Operator jobs in Fontana, CA look for?

The top searched job categories for Helper Machine Operator jobs in Fontana, CA are:

What cities near Fontana, CA are hiring for Helper Machine Operator jobs?

Cities near Fontana, CA with the most Helper Machine Operator job openings:

Helper Machine Operator jobs near you
Infographic showing various Helper Machine Operator job openings in Fontana, CA 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 $38,061 per year, or $18.3 per hour.

Digital Print Operator

Liberty Diversified International

Riverside, CA • On-site

$25/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 26 days ago

Key responsibilities

  • Operate the digital printing machine by setting up orders according to customer specifications and preparing the necessary tools.

  • Perform quality checks by inspecting first articles and articles throughout the order to ensure finished goods meet quality standards.

  • Enter production metrics into an electronic system, communicate equipment issues, troubleshoot problems, and assist in managing ink levels and minor equipment repairs.

Job description

Description
As a Machine Operator II with Liberty Packaging, you will contribute to the growth of our business by being a key player in safely producing quality corrugated products for our customers. You will work within a small group, and as an operator you will help be a leader within your crew to maximize machine efficiencies by setting up orders correctly, performing quality checks and communicating issues.
This full-time position reports directly to a Production Supervisor and is located at our Riverside, California manufacturing facility.
DUTIES AND RESPONSIBILITIES
  • Operate machine by setting up orders according to customer specifications, following order readiness process of efficiently preparing the right tools to complete the job.
  • Perform quality checks by inspecting a first article, and articles throughout the order to identify errors, ensuring quality of finished goods and raw materials.
  • Enter production metrics into a computer electronic system to accurately track progress of production rates, quality, maintenance, and downtime.
  • Assist in managing electronic files for processing orders on the digital printer machine, working within the electronic order management system to ensure accuracy
  • Proactively communicate issues with equipment to appropriate leaders, trouble shoot issues, and problem solve individually and as a team to maximize overall equipment efficiency and minimize downtime.
  • Aid in managing ink consumption by monitoring ink levels and communicating shortages.
  • Provides guidance and support to other Machine Operators, as needed.
  • Intermittently complete minor repairs to equipment in partnership with supervision.
  • Maintain a clean and organized work area by following post order cleaning process.
  • Follow plant safety processes and procedures outlined for the machine center.
  • Other duties, as assigned.

REQUIRED EDUCATION, EXPERIENCE AND SKILLS
  • High School diploma or GED equivalent from an accredited institution AND 3+ years of work experience within a manufacturing environment OR 4+ years manufacturing experience in lieu of education.
  • Previous experience with reading a tape measure to within 1/16" measurement.
  • Previous demonstrated computer skills including typing, printing, and data entry.
  • Previous experience applying math skills such as addition, subtraction, multiplication, and division.
  • Previous experience reading and completing detailed work instructions.
  • Must be available to work overtime, weekends, and holidays as required.

PREFERRED EDUCATION, EXPERIENCE AND SKILLS
  • Experience within the corrugated industry
  • Experience operating a digital printer
  • Experience with electronic color management systems
  • Experience with operational excellence or continuous improvement programs - Lean 6 Sigma, Kaizen Events

COMPENSATION & BENEFITS
The starting pay rate for this position is $25.00 per hour (if applicable) plus hourly shift differential pay. The compensation posted is the anticipated pay for the position at the time of the posting. We may pay above or below posted amount based on several factors, including, but not limited to education and/or certifications, skills, experience, or work location. Some positions may qualify for additional compensation in the form of bonuses.
At LDI, we are pleased to provide employees with a comprehensive benefits package including health/dental/vision insurance options; paid time off; 10 paid holidays; 401(k) plus company matching and annual discretionary profit sharing; flexible spending and health savings account options; life and disability insurance; tuition assistance; wellness and mental health resources, and financial advising services. Eligibility in benefit programs is based on hours worked per week.
PHYSICAL REQUIREMENTS
The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
  • Must be able to lift up-to 50 pounds
  • Must be able to work in hot, humid, and cold manufacturing environment
  • Must be able to work in crowded spaces for 4+ hours per shift
  • Must be able to bend and stoop for 7+ hours per shift
  • Must be able to stand for 6+ hours per shift
  • Must be able to walk for 6+ hours per shift
  • Must be able to reach and grasp up to 6+ hours per shift

about our company:
Comprised of multiple companies with headquarters in New Hope, Minnesota, Liberty Diversified International (LDI) is a privately held company employing more than 1,900 individuals across our manufacturing facilities, production facilities and core business operations in Minnesota, Iowa, Nebraska, Illinois, Mississippi, Texas, Arizona, California, and Mexico. With deep roots in the corrugated box manufacturing industry, we operate in the core markets of paper, packaging, workplace products, corrugated plastics and building products.
Since 1918, our values - Caring, Innovation, Trust and Excellence - have guided our day-to-day activities. We believe that when our employees are aligned with these values, we create superior solutions and service for our customers. The LDI family of companies includes Liberty Packaging, Liberty Paper, Liberty Plastics ( Custom Solutions and Quarrix Building Products ) and Safco.
Liberty Diversified International is an equal opportunity employer and makes all employment decisions without regard to race, color, sex, religion, age, creed, sexual orientation, national origin, marital status, disability, or any other protected class.

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