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Rubber Injection Molding Jobs in California (NOW HIRING)

Talnt

Injection Molding Technician

Woodland, CA · On-site

$30 - $36/hr

... rubber (LSR) and/or silicone injection molding equipment in a regulated medical device manufacturing environment. This role is critical to ensuring high-quality molded components, minimizing downtime ...

Datwyler

Press Operator Injection

Ontario, CA · On-site

$20 - $23/hr

The press operator - injection sets up and operates injection molding presses to convert uncured strips of rubber into cured parts. This role will be for 2nd shift production. Primary ...

Datwyler

Press Operator Injection

Ontario, CA

$20 - $23/hr

The press operator - injection sets up and operates injection molding presses to convert uncured strips of rubber into cured parts. This role will be for 2nd shift production. Primary ...

Stem Xpert

Manufacturing Engineer

San Jose, CA · On-site

$85K - $110K/yr

Support Liquid Silicone Rubber (LSR) injection molding processes on a BOY machine and thermoplastic injection molding processes on Illinois Precision Corporation (IPC) machine Support soldering ...

ResMed, Inc.

Manufacturing Engineer (2nd Shift)

Calabasas, CA · On-site

$77K - $99K/yr

... Silicone Rubber Molding) is a critical role responsible for supporting production lines and ... Minimum 3+ years of experience in Manufacturing Engineering (Ideally with Injection Molding/LSR ...

ResMed

Manufacturing Engineer (2nd Shift)

Calabasas, CA

$77K - $99K/yr

... Silicone Rubber Molding) is a critical role responsible for supporting production lines and ... Minimum 3+ years of experience in Manufacturing Engineering (Ideally with Injection Molding/LSR ...

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Rubber Injection Molding information

What are the key skills and qualifications needed to thrive as a Rubber Injection Molding Technician, and why are they important?

To thrive as a Rubber Injection Molding Technician, you need hands-on experience with molding processes, knowledge of rubber materials, and often a high school diploma or technical certification. Familiarity with injection molding machines, quality control instruments, and safety protocols is essential. Attention to detail, problem-solving, and effective teamwork are valuable soft skills for this role. These competencies ensure efficient production, minimize defects, and maintain workplace safety in a manufacturing environment.

What are some common challenges faced by professionals in rubber injection molding, and how can they be managed?

Professionals in rubber injection molding often encounter challenges such as maintaining consistent product quality, minimizing material waste, and managing equipment downtime. Variations in temperature, pressure, or material composition can lead to defects like flash or incomplete fills. To manage these issues, team members typically follow strict process controls, conduct regular equipment maintenance, and collaborate closely with quality assurance teams. Continuous learning and effective communication with engineers and supervisors are essential for troubleshooting and optimizing production processes.

What is the difference between Rubber Injection Molding vs Rubber Compounder?

AspectRubber Injection MoldingRubber Compounder
CredentialsTechnical training, certifications in molding processesChemistry or materials science background, certifications in compounding
Work EnvironmentManufacturing plants, machinery-focusedLaboratories, mixing facilities
Industry UsageMass production of rubber partsDeveloping rubber compounds for various applications

Rubber Injection Molding and Rubber Compounders both work within the rubber manufacturing industry but focus on different stages. Injection molders operate machinery to produce finished rubber parts, while compounders develop and prepare rubber compounds used in various products. Understanding these roles helps clarify career paths and industry functions.

What are rubber injection molding operators?

Rubber injection molding operators are specialized technicians who run and monitor machines that shape rubber materials into specific products or parts using the injection molding process. They are responsible for setting up the machinery, loading raw rubber materials, adjusting machine settings, and overseeing the production process for quality and efficiency. Operators also perform routine maintenance, troubleshoot issues, and ensure safety standards are met throughout production. Their role is essential in manufacturing industries that require precise and consistent rubber components.
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Rubber Injection Molding jobs near you
Infographic showing various Rubber Injection Molding job openings in California as of July 2026, with employment types broken down into 1% As Needed, 83% Full Time, 11% Part Time, 1% Temporary, 2% Contract, and 2% Nights. Highlights an 95% Physical, 1% Hybrid, and 4% Remote job distribution.
Liquid Silicone Rubber Injection Mold designer

Liquid Silicone Rubber Injection Mold designer

M.R. Mold & Engineering Corp

Brea, CA • On-site

$60K - $80K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 19 hours ago

Job description


M.R. Mold & Engineering Corp. for 37 years has specialized in tight-tolerance, flash less LSR, rubber and plastic prototype, production, and micro injection molds for medical and dental applications, including implantables, masks, and hearing aid products. Other industries served include aerospace, consumer products, and fluid handling. We are currently looking for an experienced Liquid Silicone Rubber Injection Mold Designer in the Orange County area.
Responsibilities:
  • Controlled revision changes per Engineering Change Orders
  • Ability to create simple/ and often complex 3D models using Creo
  • Create Bill of materials, Detail and Assy drawings per ANSI Y14.5 using primarily Creo and occasionally AutoCAD.
  • Works with engineering and the sales team to determine part design and/or modifications
  • Evaluates design based on design function, materials, manufacturing methods, production cost and customer specifications
  • Can read and understand customer supplied part drawings with emphasis on material callouts, dimensions and associated tolerances.
  • Ability to interface with customers, suppliers and vendors via email and /or by phone.
  • Assist team members with miscellaneous duties as required
  • Responsible for completing tasks according to engineering schedule
  • Training is available for recent graduates that possess exceptional skills.
Qualifications:
  • Strong knowledge of Solidworks or Creo for designing parts/assemblies
  • Must demonstrate strong ability to create drawings for both parts and assemblies in Solidworks or Creo
  • Working knowledge of Solidworks/Pro E tools such as standard features, as well as sheet metal, weldments, mold tools, and piping, 
  • Excellent communication and interpersonal skills
  • Mechanically oriented, or hands on capable.
Compensation and Benefits:
  • 80% paid medical insurance
  • Dental and Vision offered
  • 10% match for employee 401K
  • Paid Holidays and Vacation.