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Machine Operations Jobs in Rialto, CA (NOW HIRING)

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Slitter Machine Operator

Rancho Cucamonga, CA · On-site

$20/hr

Starts machine, adjusts blade and controls, using wrenches, rulers, gauges, templates or other tools, and monitors operation * Tests and adjusts settings as required for producing according to ...

New

Tree Island Steel

Machine Operator

San Bernardino, CA · On-site

$18 - $20/hr

Mon-Fri 5:00am-1:30pm Key Responsibilities Machine Operation & Setup * Operate collating machines to meet production standards * Troubleshoot equipment issues and make adjustments to maintain quality ...

IPS Corporation

Extrusion Operator

Fontana, CA · On-site

$20 - $22/hr

Monitor machine operations using programmable logic controllers (PLCs) and other control systems, making real-time adjustments as needed. * Conduct quality inspections utilizing precision measuring ...

Karman Space & Defense

Machine Shop Supervisor

Corona, CA · On-site

$100K - $115K/yr

We enable successful space operations with mission-critical technology supporting every step from ... As the Machine Shop Supervisor, you lead day-to-day machining operations to ensure high-quality ...

New

York Employment

CNC MILL

Ontario, CA · On-site

$25 - $35/hr

Monitor machine operations and make adjustments as necessary to ensure optimal performance. * Perform routine maintenance on machines to ensure they are in good working condition. * Inspect finished ...

New

reliance

Machine Operator 1

Riverside, CA · On-site

$21 - $27/hr

This entails thorough knowledge of machine operation, routine preventative maintenance, trouble shooting, and recognition of mechanical problems. • Safe and efficient use of material handling ...

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All JobsMachine Operations JobsMachine Operations Jobs in Rialto, CA

Machine Operations information

See Rialto, CA salary details

$31.6K

$77.5K

$136.9K

How much do machine operations jobs pay per year?

As of Sep 13, 2026, the average yearly pay for machine operations in Rialto, CA is $77,468.00, according to ZipRecruiter salary data. Most workers in this role earn between $39,600.00 and $102,800.00 per year, depending on experience, location, and employer.

Is machine operations a good career?

Machine operations is a stable career that involves operating and maintaining industrial equipment, often requiring technical skills and safety training. It can offer steady employment, opportunities for advancement, and sometimes certifications to improve job prospects. The work environment is typically industrial or manufacturing settings, with shifts that may include nights or weekends.

What cities near Rialto, CA are hiring for Machine Operations jobs?

Cities near Rialto, CA with the most Machine Operations job openings:

Infographic showing various Machine Operations job openings in Rialto, CA as of August 2026, with employment types broken down into 1% As Needed, 81% Full Time, 14% Part Time, 1% Temporary, 2% Contract, and 1% Nights. Highlights an 93% Physical, 3% Hybrid, and 4% Remote job distribution, with an average salary of $77,468 per year, or $37.2 per hour.

Machine Operator Assistant

Rancho Cucamonga, CA • On-site

Premier Packaging
See more jobs at Premier Packagingexternal

$19 - $20/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 21 days ago

Key responsibilities

  • Assist in the setup of corrugated manufacturing machines and ensure materials and tools are available for setup.

  • Handle and transport corrugated materials within the production area and support loading and unloading materials onto and from the production line.

  • Support the machine operator by following instructions, conducting quality checks, and communicating any defects or issues.

Premier Packaging rating

6.2

Company rating: 6.2 out of 10

Based on 19 frontline employees who took The Breakroom Quiz

Job description

Job Summary: Machine Operator Assistant
We are not just a box company. Premier Packaging is a fast-growing, forward-thinking provider for all packaging needs. From corrugated, warehouse solutions, design & engineering to packaging supplies.
Leave your past careers at the door! Once you become a member of the Premier family, you'll discover this job is so much more than you imagined. Above all, we dream big, think creatively, solve problems, have fun, work hard, and value our team. Almost 30 years in business and we are just getting started.
Shift: Machine Operator Assistant
  • Sunday-Thursday
  • 10 pm-6:30 am

Expected Hours: Machine Operator Assistant
  • 40 Hours
  • Overtime When Needed

Pay Frequency: Machine Operator Assistant
  • Bi-Weekly

Essential Functions: Machine Operator Assistant
  • Assist in the setup of corrugated manufacturing machines under the guidance of the machine operator.
  • Ensure that materials and tools required for machine setup are readily available.
  • Handle and transport corrugated materials within the production area.
  • Support the loading and unloading of materials onto and from the production line.
  • Follow instructions and perform tasks delegated by the machine operator.
  • Assist in conducting quality checks on produced materials.
  • Notify the machine operator of any defects or issues identified during the production process.
  • Communicate clearly to ensure coordinated efforts in the production workflow.
  • Be open to learning and gaining skills related to corrugated manufacturing processes.

Benefits: Machine Operator Assistant
  • Physical & Mental Wellbeing
    • Medical, Dental, and Vision Insurance
    • Basic Life Insurance
    • Short & Long-Term Disability
    • Employee Assistance Program
    • Health Savings Account (H.S.A)
    • Paid Time Off
    • Virtual Care is available 24/7
      • Primary Care
      • Urgent Care
      • Behavioral Care
      • Dermatology
  • Compensation and Retirement Contributions
    • Competitive compensation
    • Attendance bonus
    • Career growth opportunities
    • 401(k) savings plan with company match
    • Referral Program

Our Mission
Premier Packaging provides innovative packaging solutions through a combination of curiosity, collaboration, and a culture built on excellence and an entrepreneurial spirit. We are responsive to our customers' needs, committed to reducing our impact on the environment, and continually improve our processes to deliver quality products in a safe working environment. We ask 'Why' so we can deliver the 'How.'
Education / Physical / Requirements: Machine Operator Assistant
  • At least 18 years of age.
  • Lift up to 25 lbs. alone and up to 50 lbs. assisted.
  • Position requires repetitive motion of the hands and wrists.
  • Can complete basic math skills and computer knowledge.
  • Can read a tape measure in standard measurements.
  • Ability to assist in the setup and operation of corrugated manufacturing machinery.
  • Adherence to safety protocols and guidelines during machine operation.
  • Effective communication skills to ensure smooth workflow.

What Premier Packaging employees say

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