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Injection Molding Technician Jobs in Riverside, CA

Essilor

Process Tech III

Foothill Ranch, CA · On-site

BASIC QUALIFICATIONS * 4+ years of experience in the plastic injection molding industry as a Process Technician. * 2+ years of experience in programming and troubleshooting multi-axis robots and ...

EssilorLuxottica Group

Mold Tech II

Foothill Ranch, CA · On-site

$28.81 - $42.53/hr

Ability to clean molds and assist Maintenance Technicians when needed. * Work to a schedule and ... Injection Molding process Experience * Toolmaker/Mold Maker Journeyman certification preferred

EssilorLuxottica

Mold Tech II

Foothill Ranch, CA · On-site

$28.81 - $42.53/hr

Ability to clean molds and assist Maintenance Technicians when needed. * Work to a schedule and ... Injection Molding process Experience * Toolmaker/Mold Maker Journeyman certification preferred

Essilor

Mold Tech II

Foothill Ranch, CA · On-site

$28.81 - $42.53/hr

Ability to clean molds and assist Maintenance Technicians when needed. * Work to a schedule and ... Injection Molding process Experience * Toolmaker/Mold Maker Journeyman certification preferred

Tigre

Tool Maker

Beaumont, CA

$20 - $32/hr

Summary Responsible for maintaining all injection molding machines tools, auxiliary mold equipment, mold storage, mold repair equipment, repair supplies and design modifications. Tooling technician ...

Key-Bak

Maintenance Technician

Ontario, CA · On-site

$30 - $36/hr

KEY-BAK- MAINTENANCE TECHNICIAN (FACILITIES AND MANUFACTURING) We are seeking an experienced ... injection molding machines to the building's facilities and infrastructure. This is a hands-on role ...

EssilorLuxottica

Mold Tech III

Foothill Ranch, CA · On-site

$20.75 - $26.75/hr

Reads & interprets complex CAD drawings/specifications of injection molds and part models. * Interprets mold component drawings for form, fit and function. * Designs and builds jigs and fixtures as ...

EssilorLuxottica Group

Mold Tech III

Foothill Ranch, CA · On-site

$20.75 - $26.75/hr

Reads & interprets complex CAD drawings/specifications of injection molds and part models. * Interprets mold component drawings for form, fit and function. * Designs and builds jigs and fixtures as ...

Essilor

Mold Tech III

Foothill Ranch, CA · On-site

$20.75 - $26.75/hr

Reads & interprets complex CAD drawings/specifications of injection molds and part models. * Interprets mold component drawings for form, fit and function. * Designs and builds jigs and fixtures as ...

B. Braun Group

Sr. Production Technician

Irvine, CA · On-site

$26.75 - $31/hr

Sr. Production Technician (Sunday, Monday,Tuesday alternating Wednesdays 5:30 PM-5:30 AM Company: B ... Set up and remove molds in injection molding machines. * Troubleshoot plastic parts that do not ...

Anduril Industries

Propulsion Technician

Santa Ana, CA · On-site

High school diploma or equivalency certificate * 5+ years relevant engine technician experience in ... injection molding, etc.). * Mechatronics experience; sensor selection, setup of data acquisition ...

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All JobsInjection Molding Technician JobsInjection Molding Technician Jobs in Riverside, CA

Injection Molding Technician information

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$13

$26

$36

How much do injection molding technician jobs pay per hour?

As of Sep 4, 2026, the average hourly pay for injection molding technician in Riverside, CA is $26.02, according to ZipRecruiter salary data. Most workers in this role earn between $22.07 and $29.62 per hour, depending on experience, location, and employer.

What is an injection molding technician?

Injection Molding Technicians are skilled professionals who set up, operate, and maintain machines that mold plastic parts and products. They are responsible for adjusting machine settings, troubleshooting issues, and ensuring that products meet quality standards. Their role often involves reading blueprints, monitoring production, and performing routine maintenance on equipment. Injection Molding Technicians play a crucial part in manufacturing industries that produce plastic components for various applications, such as automotive, medical, and consumer goods.

What does an injection molding technician do?

As an injection molding technician, your responsibilities include ensuring product quality and production flow is maintained while producing injection-molded plastic parts. You inspect each machine, troubleshoot issues, perform maintenance on the equipment, and make sure production orders are correct and up to customer specifications. You read blueprints, update processing parameters, audit products randomly during processing to verify standards are being kept, and perform moisture analysis on materials as needed. Some jobs require you to supervise machine operators, communicate with your supervisor each day to determine the daily priorities, and keep accurate time and production records. Other duties include helping with the setup of lines, machines, and equipment, as well as material and die changes.

What are the key skills and qualifications needed to thrive as an injection molding technician, and why are they important?

To thrive as an Injection Molding Technician, you need a solid understanding of plastic processing, machine operation, and quality control, often supported by a technical diploma or relevant manufacturing experience. Familiarity with injection molding machines, troubleshooting tools, and production management systems like ERP software is typically required. Attention to detail, problem-solving abilities, and effective teamwork are key soft skills that help technicians excel in this role. These skills are crucial for ensuring consistent product quality, minimizing downtime, and maintaining efficient, safe operations in a manufacturing environment.

What are some common challenges faced by injection molding technicians and how are they typically addressed?

Injection Molding Technicians often encounter challenges such as machine malfunctions, inconsistent product quality, and tight production deadlines. These issues are typically addressed through regular equipment maintenance, precise calibration of machinery, and close monitoring of production parameters. Technicians also collaborate closely with quality assurance teams and engineers to quickly troubleshoot problems and implement process improvements. Having strong problem-solving skills and attention to detail can help technicians efficiently manage these challenges and maintain smooth operations.

What is the difference between Injection Molding Technician vs Machine Operator?

AspectInjection Molding TechnicianMachine Operator
CertificationsOften requires technical training or certifications in plastics or manufacturingMay require general manufacturing or equipment operation training
Work EnvironmentWorks closely with injection molding machines, quality control, and troubleshootingOperates various machinery, including injection molding machines, with less focus on technical adjustments
Job FocusSetup, maintenance, troubleshooting, and quality inspection of injection moldsOperating and monitoring machines to ensure production runs smoothly

Injection Molding Technicians and Machine Operators both work in manufacturing environments, but technicians focus more on machine setup, maintenance, and quality control, while machine operators primarily monitor and operate equipment. Understanding these differences helps in choosing the right career path or job search focus.

Is injection molding a hard job?

Injection molding technicians operate and maintain machinery used to produce plastic parts, which requires technical skills and attention to safety protocols. The job can involve standing for long periods, working with precise measurements, and handling potentially hazardous materials, making it physically and technically demanding. Proper training and certifications can help manage the job's complexity and safety requirements.
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Injection Molding Technician jobs near you
Infographic showing various Injection Molding Technician job openings in Riverside, CA as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 18% Part Time, 2% Contract, and 1% Nights. Highlights an 98% Physical, and 2% Remote job distribution, with an average salary of $54,118 per year, or $26 per hour.

Process Tech III

Essilor

Foothill Ranch, CA • On-site

Full-time

Medical, Retirement, PTO

This job post has expired 3 days ago. Applications are no longer accepted.

EssilorLuxottica rating

7.1

Company rating: 7.1 out of 10

Based on 299 frontline employees who took The Breakroom Quiz

9th of 40 rated optical retailers

Job description

Requisition ID: 937628 
Position:Full-Time
Shift:FHR - 3rd Mon-Fri (9P - 5A) 
Total Rewards: Benefits/Incentive Information

If you've worn a pair of glasses, we've already met.

We are a global leader in the design, manufacture, and distribution of ophthalmic lenses, frames, and sunglasses. We offer our industry stakeholders in over 150 countries access to a global platform of high-quality vision care products such as the Essilor brand, with Varilux, Crizal, Eyezen, Stellest and Transitions, iconic brands that consumers love such as Ray-Ban, Oakley, Persol and Oliver Peoples, as well as a network that offers consumers high-quality vision care and best-in-class shopping experiences such as Sunglass Hut, LensCrafters, and Target Optical, and leading e-commerce platforms.

Our unique business model and relentless pursuit of operational excellence ensures that consumers everywhere have access to products. Balancing speed, efficiency and proximity, the Company manages a global supply chain with cutting-edge technology, based on centralization for frames and on a capillary network for lens finishing and prescription laboratories. In our dynamic environment, fueled by technology and innovation, our people have the space to pioneer new solutions.

Oakley is part of EssilorLuxottica. Building on our legacy of innovative, market-leading optical technology, we manufacture and distribute high performance sunglasses, prescription lenses and frames, goggles, apparel, footwear, and accessories. Every day at Oakley is a chance to grow, go further and achieve more.  

Join our global community of over 200,000 dedicated employees around the world in driving the transformation of the eyewear and eyecare industry. Discover more by following us on LinkedIn!

JOB DESCRIPTION

GENERAL FUNCTION

The Process Technician III is a senior-level role responsible for leading a team of process technicians to ensure the efficient operation of machines and automation equipment. This role focuses on maximizing machine uptime, maintaining quality standards, and achieving production goals. The technician will coordinate resources, support process improvements, troubleshoot complex issues, and ensure compliance with safety procedures while fostering a culture of continuous improvement.

MAJOR DUTIES AND RESPONSIBILITIES

  • Lead and coordinate the activities of process technicians to optimize equipment performance and meet production goals.
  • Support production supervisors in resource planning and allocation to minimize downtime and maximize efficiency.
  • Ensure timely execution of preventive maintenance (PM) schedules and proper documentation through MES systems.
  • Organize and oversee machine and material changes, ensuring alignment with KPIs for efficiency and quality.
  • Perform advanced troubleshooting and diagnostics on machines, automation equipment, and auxiliary systems.
  • Program, set up, and optimize multi-axis robots (e.g., Sepro, YUMI), various machines, and related automation equipment.
  • Drive process improvements, perform root cause analysis and implement corrective actions to maintain product quality.
  • Collaborate with engineering, quality, and maintenance teams to support equipment upgrades, new product introductions, and process optimization.
  • Ensure compliance with all safety protocols, maintain a clean work environment, and promote a culture of safety and accountability.
  • Provide training and mentorship to junior technicians, ensuring technical growth and process consistency across the team.

 

BASIC QUALIFICATIONS

  • 4+ years of experience in the plastic injection molding industry as a Process Technician.
  • 2+ years of experience in programming and troubleshooting multi-axis robots and automation systems.
  • Strong mechanical aptitude with proficiency in using various hand tools, diagnostic instruments, and troubleshooting techniques.
  • Ability to read and interpret mechanical drawings, electrical schematics, and process documentation.
  • Strong problem-solving skills with the ability to work independently and lead cross-functional teams.
  • Proficient in Microsoft Office applications and experience with MES (Manufacturing Execution Systems).
  • Effective communication skills in English to ensure adherence to procedures and specifications.

PREFERRED QUALIFICATIONS

  • Associate's degree in Applied Science, Scientific Injection Molding, Industrial Automation, Robotics, or related field.
  • Bachelor's degree in Engineering, Manufacturing Technology, or a related field.
  • RJG Scientific Injection Molding training or certification.
  • CNC machining knowledge or certification.
  • Experience with Arburg touch screen injection molding machines and dual injection molding machines.
  • Strong knowledge of raw materials, production processes, quality control, and cost optimization techniques.
  • Lean Manufacturing knowledge, including 5S, continuous improvement, and waste reduction methodologies.
  • Experience in programming Sepro and YUMI Robots.
  • Excellent organizational and leadership skills with the ability to manage multiple priorities effectively.
  • Bilingual (Spanish/English) is a plus.

Pay Range: 33.98  - 49.32 

This posting is for an existing vacancy within our business. Employee pay is determined by multiple factors, including geography, experience, qualifications, skills and local minimum wage requirements. In addition, you may also be offered a competitive bonus and/or commission plan, which complements a first-class total rewards package. Benefits may include health care, retirement savings, paid time off/vacation, and various employee discounts.

EssilorLuxottica complies with all applicable laws related to the application and hiring process. If you would like to provide feedback regarding an active job posting, or if you are an individual with a disability who would like to request a reasonable accommodation, please call the EssilorLuxottica SpeakUp Hotline at 844-303-0229 (be sure to provide your name, job id number, and contact information so that we may follow up in a timely manner) or email HRCompliance@luxotticaretail.com.

We are an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, gender, national origin, social origin, social condition, being perceived as a victim of domestic violence, sexual aggression or stalking, religion, age, disability, sexual orientation, gender identity or expression, citizenship, ancestry, veteran or military status, marital status, pregnancy (including unlawful discrimination on the basis of a legally protected pregnancy or maternity leave), genetic information or any other characteristics protected by law. Native Americans in the US receive preference in accordance with Tribal Law.

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