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Entry Level Blow Mold Machine Operator Jobs in Riverside, CA

Unlike conventional manufacturing environments with separate roles for operators, maintenance, and ... Support blow molding operations when necessary and cross-train across platforms. * Assist during ...

Press Operator Injection

Ontario, CA ยท On-site

$20 - $23/hr

The press operator - injection sets up and operates injection molding presses to convert uncured ... Manufacturing experience preferred but may consider other backgrounds for entry level position

Press Operator Injection

Ontario, CA ยท On-site

$20 - $23/hr

The press operator - injection sets up and operates injection molding presses to convert uncured ... Manufacturing experience preferred but may consider other backgrounds for entry level position

Press Operator

Ontario, CA ยท On-site

$20 - $25/hr

Experience operating presses, molding equipment, or similar manufacturing machinery is a plus. * Placement into the Manufacturing Technician I or II level will be based on the candidate's experience ...

Press Operator - Injection

Ontario, CA ยท On-site

$20 - $23/hr

Molds parts using an injection molding press * Changes molding conditions if required * Returns ... Manufacturing experience preferred but may consider other backgrounds for entry level position

Press Operator - Injection

Ontario, CA ยท On-site

$20 - $23/hr

Molds parts using an injection molding press * Changes molding conditions if required * Returns ... Manufacturing experience preferred but may consider other backgrounds for entry level position

... blow mold lines, including bottle functionality, dimensional accuracy, weight, visual appearance, and leak integrity. * The Manager verifies that operators follow all start-up, changeover, and ...

... blow mold lines, including bottle functionality, dimensional accuracy, weight, visual appearance, and leak integrity. * The Manager verifies that operators follow all start-up, changeover, and ...

The Molding Manufacturing Operator is an entry-level position with little or no prior experience ... Operate machines maintaining productivity, efficiency and product quality. * Put safety first.

The Molding Manufacturing Operator is an entry-level position with little or no prior experience ... Operate machines maintaining productivity, efficiency and product quality. * Put safety first.

Manufacturing Operator I

Upland, CA ยท On-site

$17 - $21/hr

The Molding Manufacturing Operator is an entry-level position with little or no prior experience ... Operate machines maintaining productivity, efficiency and product quality. * Put safety first.

The Molding Manufacturing Operator is an entry-level position with little or no prior experience ... Operate machines maintaining productivity, efficiency and product quality. * Put safety first.

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Showing results 21-40

Entry Level Blow Mold Machine Operator information

See Riverside, CA salary details

$14

$20

$25

How much do entry level blow mold machine operator jobs pay per hour?

As of Aug 17, 2026, the average hourly pay for entry level blow mold machine operator in Riverside, CA is $20.36, according to ZipRecruiter salary data. Most workers in this role earn between $18.32 and $22.55 per hour, depending on experience, location, and employer.

What is the difference between Entry Level Blow Mold Machine Operator vs Entry Level Injection Molding Operator?

AspectEntry Level Blow Mold Machine OperatorEntry Level Injection Molding Operator
Required CertificationsHigh school diploma; on-the-job trainingHigh school diploma; on-the-job training
Work EnvironmentManufacturing plants, working with molds and machineryManufacturing plants, working with injection molding machines
Industry UsagePlastic bottle and container manufacturingPlastic parts and component manufacturing
Common Search IntentEntry level blow mold vs injection moldingEntry level blow mold vs injection molding

Both roles involve operating plastic molding machinery in manufacturing settings, requiring similar certifications and work environments. The main difference lies in the specific molding process: blow molding is used for bottles and hollow containers, while injection molding produces a wider variety of plastic parts. Understanding these distinctions helps job seekers find the right entry-level position in plastic manufacturing.

What are popular job titles related to Entry Level Blow Mold Machine Operator jobs in Riverside, CA?

For Entry Level Blow Mold Machine Operator jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching Entry Level Blow Mold Machine Operator jobs in Riverside, CA look for?

The top searched job categories for Entry Level Blow Mold Machine Operator jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Entry Level Blow Mold Machine Operator jobs?

Cities near Riverside, CA with the most Entry Level Blow Mold Machine Operator job openings:

Infographic showing various Entry Level Blow Mold Machine Operator job openings in Riverside, CA as of August 2026, with employment types broken down into 48% Full Time, 48% Part Time, 3% Contract, and 1% Nights. Highlights an 98% Physical, and 2% Remote job distribution, with an average salary of $42,359 per year, or $20.4 per hour.

Process Technician I (2nd Shift 3:00pm-11:30pm)

Comar Engineering Services

Rancho Cucamonga, CA

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 4 days ago


Job description

PROCESS TECHNICIAN I 2ND SHIFT 3:00pm-11:30pm

Actively Hiring โ€“ Immediate Openings

Hours:ย full-time position.

Competitive pay & benefits:ย paid overtime, health, dental, vision, paid time off, 401k with matchโ€ฆand more!

WHAT YOU WILL DO:

โ€œQuality & Safety are Top Comar Prioritiesโ€

  • Be able to effectively operate equipment as required.
  • Learning to and with supervision can set up molds and establish process parameters in various molding machines using established documentation, tools, quality and production concepts in accordance with established safety procedures.ย 
  • Learning to and with supervision can start up machines to produce quality product within validated molding processes.
  • Learning to and with supervision can operates Injection molding machines and auxiliary equipment to manufacture product which conforms to quality specifications, at the rated output.
  • Learning to and with supervision can perform and maintain safe and efficient tool and machine set-up, operation, and process capabilities to meet customer on-time delivery and quality expectations.
  • Learning to and with supervision can perform startups including completion of all required quality management system documentation.ย ย 
  • For end- to-end molding through secondary packaging equipment โ€“ Learning to and with supervision can troubleshoot quality/part issues by confirming plastic conditions and performing root cause analysis to determine true root cause solutions.
  • Learning to and with supervision can verify process parameters prior to start up and assure process is running to validated parameters.
  • Learning to and with supervision can Identify machine problems and communicate to maintenance as required.
  • Learning to and with supervision can resolve basic mold issues and/or secondary packing equipment issues.
  • Learning to and with supervision can Work with other molding team members to keep equipment running during breaks and callouts.
  • Learning to and with supervision can Perform thorough product inspections and make appropriate decisions relative to product quality requirements.
  • Work flexible shifts and overtime as needed and maintain reliable attendance.ย 
  • Maintain a clean and safe work environment.
  • Adhere to and communicate to others all plant Health, Safety and Quality guidelines and GMP.
  • Other duties as assigned.

Additional Responsibilities & Skills for our SQF Certified Sites:ย 

  • Have a basic understanding of the cGMPs and Good Hygiene Personnel Practices
  • Notify SQF Practitioner and/or Supervisor of any repairs or adjustments that are required.
  • Perform Basic Sanitation Functions
  • Perform all duties necessary to meet Company, and or Regulatory Requirements / standards as prioritized by the Company, HACCP, and SQF.
  • Notify SQF Practitioner/Quality Manager or any other Management personnel of ANY Food Safety or Quality issues.
  • Identify problems relating to Food Safety and the Quality of the raw material, processes, quality system, or safety system, by performing Production/Quality Checks as assigned.
  • Ability to initiate action to prevent the occurrence of nonconformities relating to Food Safety and the Quality of the product, processes, quality system, or safety system. Be able to execute and follow the HOLD SOP.
  • Controls further processing or delivery of nonconforming product in terms of Food Safety and Quality issues until the deficiency or unsatisfactory condition has been corrected.
  • Employee follows all Food Fraud/food Defense Policies while on company property.
  • Thorough understanding of all Company policies, including GMPโ€™s and safety policies, HACCP & SQF.

Safety and Cleanliness

  • Adhere to safety policies.ย 
  • Maintain a clean and safe work area and report any unsafe conditions to supervisor.
  • Wear company issued personal protective equipment (PPE) such as uniforms, gloves, hairnets.ย 

WHO WE ARE LOOKING FOR:

โ€œA Comar employee who will represent the customer and be the consumerโ€™s advocateโ€

Are You?

  • A High school or equivalent graduate with a minimum of 2 years of related experience as a Manufacturing Production Operator III or Set Up Mechanic.
  • Proficient in basic computer use with the ability to learn new systems quickly and efficiently.
  • Knowledge of raw materials and product quality specifications.
  • Proficient producing product with molds, mold, and packaging equipment.
  • Proficient with controlled documents (Work Instructions, Forms, Standard Operating Procedures, Safety & Quality specifications, etc.), preventative maintenance task lists and equipment manuals which pertain to operation of equipment.
  • An understanding of continuous improvement, six sigma or lean manufacturing concepts.

Preferred:

  • Vocational or trade school in related trade.
  • Pursuing RJG certification
  • 2+ years of experience working in a manufacturing environment using Injection or Extrusion Blow Molding mold machines.
  • Do You?
  • Self-motivated, conscientious, with a results-oriented mindset.
  • Good time management, organizational and communication skills to work independently and also in a team environment.
  • Ability to read and follow verbal and written instructions; write simple correspondence.ย ย 
  • Proficient with computers โ€“ Can log in to IQ and accurately enter production data and complete production forms (batch record)
  • Basic math skills - add, subtract, multiply, and divide in all units of measure, using whole numbers, common fractions, percentages and decimals.ย 
  • Ability to use measuring devices such as Comparator, Dial indicator, Go/No Go gauges.ย 
  • Use Quality Control instruments such as calipers, gram scales and magna mike.
  • Ability to work in a fast-paced manufacturing environment with demonstrated ability to handle and prioritize multiple tasks and demands.ย 
  • Strong technical aptitude, as well as analytical and problem-solving skills.ย 
  • Sound judgment - ability to work efficiently with many competing demands.
  • Effectively present information in one-on-one and small group situations to customers, clients, and other employees of the organization.ย 
  • Effectively communicate with supervisor.
  • The ability to read, write, and comprehend information provided.

Do you Enjoy Physical Work where you will?

  • Stand for most of the work shift.
  • Use hands and fingers to handle or feel; reach with hands and arms; stoop, crouch, bend, twist, and only occasionally sit.ย 
  • Lift and/or move up to 10 pounds. Heavier amounts can be moved with assistance of equipment.ย 

Ifย YES, don't delay,ย Apply Today!ย 

Compensationย 

The compensation entry point for this role is $20.07/hour

This position is eligible for a comprehensive benefits package including medical, dental, 401(k), tuition reimbursement, and additional ancillary benefits available upon request.

EEOC

Comar is an EOE/Veterans/Disabled/LGBT employer and all qualified applicants will receive consideration for employment without regard to age, race, creed, color, national origin, ancestry, marital status, affectional or sexual orientation, gender identity or expression, disability, nationality, sex or any other legally protected category. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.