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Plastic Injection Mold Designer Jobs in California

Ambrit Engineering

Process Technician

Santa Ana, CA

$28 - $34/hr

Join a Growing Injection Molding Team at Ambrit Engineering! We are a growing Southern California plastic injection molding manufacturer seeking experienced Process Technicians with strong ...

WestFall Technik

Mold Technician

Union City, CA · On-site

$40 - $47/hr

Here at Westfall Technik, we pride ourselves on being the fastest growing Plastic Injection ... We are currently seeking a Mold Technician-This is a 2nd shift position(3pm-11:30pm, Mon-Fri ...

Westfall Technik

Mold Technician

Union City, CA · On-site

$40 - $47/hr

Here at Westfall Technik, we pride ourselves on being the fastest growing Plastic Injection ... We are currently seeking a Mold Technician-This is a 2nd shift position(3pm-11:30pm, Mon-Fri ...

medplast

Mold Designer / Estimator

Fremont, CA

$130K - $150K/yr

Instrumental role within a growing Injection Molding Toolroom located in Fremont, CA. Reporting to ... Predictive Flow Simulation (MoldFlow, SW Plastics) * Design for Manufacturing / Design for ...

medplast

Mold Designer / Estimator

Fremont, CA · On-site

$130K - $150K/yr

Instrumental role within a growing Injection Molding Toolroom located in Fremont, CA. Reporting to ... Predictive Flow Simulation (MoldFlow, SW Plastics) * Design for Manufacturing / Design for ...

medplast

Mold Designer / Estimator

Fremont, CA

$130K - $150K/yr

Instrumental role within a growing Injection Molding Toolroom located in Fremont, CA. Reporting to ... Predictive Flow Simulation (MoldFlow, SW Plastics) * Design for Manufacturing / Design for ...

Aerotek

Molding Technician

Oceanside, CA

$25 - $30/hr

Hands-on experience operating and setting up plastic injection molding machines. * Proficiency with production, packaging, and inspection tasks in a manufacturing environment. * Strong ...

Viant

Mold Designer / Estimator

Fremont, CA · On-site

$130K - $150K/yr

Instrumental role within a growing Injection Molding Toolroom located in Fremont, CA. Reporting to ... Predictive Flow Simulation (MoldFlow, SW Plastics) * Design for Manufacturing / Design for ...

Lucid Motors

Sr. Plastics Engineer, Tooling

Newark, CA · On-site

$140K/yr

Evaluation of flow studies and mold designs before tool approval and kick-off * Ensuring plastic ... Excellent knowledge of injection tooling, including technologies such as in-mold decoration ...

NORMA Group

Mold Setter

Lindsay, CA · On-site

$17.75 - $21/hr

Good knowledge of manufacturing practices, especially in plastics injection molding * Operate an industrial forklift Position Requirements * * Education: High School graduate * Three years of ...

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All JobsPlastic Injection Mold Designer JobsPlastic Injection Mold Designer Jobs in California

Plastic Injection Mold Designer information

See California salary details

$18

$33

$45

How much do plastic injection mold designer jobs pay per hour?

As of Jul 17, 2026, the average hourly pay for plastic injection mold designer in California is $33.45, according to ZipRecruiter salary data. Most workers in this role earn between $24.42 and $41.30 per hour, depending on experience, location, and employer.

What is the difference between Plastic Injection Mold Designer vs Plastic Mold Maker?

AspectPlastic Injection Mold DesignerPlastic Mold Maker
CredentialsTechnical degree or certification in mold design or engineeringTechnical training or apprenticeship in mold fabrication
Work EnvironmentDesign offices, CAD software, collaboration with engineersManufacturing floor, machining, assembly of molds
Primary ResponsibilitiesDesigning mold components and layoutsBuilding and assembling molds based on designs

While both roles are essential in plastic injection molding, the Plastic Injection Mold Designer focuses on creating detailed mold designs using CAD software, whereas the Plastic Mold Maker physically constructs and assembles the molds based on those designs. The designer emphasizes planning and technical drawings, while the maker specializes in fabrication and assembly processes.

What are the key skills and qualifications needed to thrive as a Plastic Injection Mold Designer, and why are they important?

To thrive as a Plastic Injection Mold Designer, you need strong CAD proficiency, knowledge of mold design principles, materials science, and a background in mechanical engineering or a related field. Familiarity with software like SolidWorks, AutoCAD, and simulation tools, as well as experience with manufacturing processes, is typically required. Attention to detail, problem-solving abilities, and effective communication are standout soft skills in this role. These competencies are vital for creating efficient, cost-effective molds that meet client specifications and ensure high-quality production.

What are some common challenges faced by Plastic Injection Mold Designers in coordinating with manufacturing and engineering teams?

Plastic Injection Mold Designers often face challenges when translating design concepts into manufacturable molds that meet both engineering specifications and production efficiency goals. Effective communication with manufacturing and engineering teams is crucial, as design revisions may be needed to address issues like part tolerances, material selection, or tooling limitations. Designers must balance creativity with practicality, ensuring that molds are robust, cost-effective, and producible within the project's constraints. Regular collaboration and feedback loops help resolve potential conflicts and result in higher-quality outcomes.

What does a Plastic Injection Mold Designer do?

A Plastic Injection Mold Designer is responsible for creating the detailed designs and specifications for molds used in the plastic injection molding process. They use computer-aided design (CAD) software to develop precise molds that ensure the efficient and accurate production of plastic parts. Their work involves understanding material properties, manufacturing processes, and collaborating with engineers and machinists to troubleshoot and improve mold designs. This role is crucial in industries like automotive, consumer goods, and medical devices where high-quality plastic components are required.
What are popular job titles related to Plastic Injection Mold Designer jobs in California? For Plastic Injection Mold Designer jobs in California, the most frequently searched job titles are:
What job categories do people searching Plastic Injection Mold Designer jobs in California look for? The top searched job categories for Plastic Injection Mold Designer jobs in California are:
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Plastic Injection Mold Designer jobs near you
Process Technician

Process Technician

Ambrit Engineering

Santa Ana, CA

$28 - $34/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted yesterday

Job description

We are seeking applicants with 2+ years of experience as a process technician in the plastic injection mold industry.

Shifts:

  1. (First Shift) 7:45am-4:15pm
  2. **(Third Shift) 11:45pm - 8:15 am (shift differential) **

Join a Growing Injection Molding Team at Ambrit Engineering!

We are a growing Southern California plastic injection molding manufacturer seeking experienced Process Technicians with strong troubleshooting, optimizing processes, and keeping production running efficiently.

This is a hands-on role with real growth opportunity in a fast-paced manufacturing environment.

Overview

The Process Technician is responsible to ensure the molding process is being run as per processing requirements. This position requires excellent troubleshooting and mold setup skills. Can assist and coordinate daily activities of production workers engaged in operating plastic molding equipment that produce plastic molded parts. This position requires interaction with the other Shift Supervisors and Mold Techs/leads, excellent troubleshooting skills, a thorough knowledge of the various equipment, resins and their characteristics.

What You’ll Do

  • Start up and troubleshoot injection molding presses
  • Optimize processes for quality, cycle time, and scrap reduction
  • Perform mold setups and process adjustments
  • Support production teams and operators during shift
  • Troubleshoot molding defects and equipment issues
  • Ensure presses run to approved process sheets and quality standards
  • Work closely with supervisors, mold techs, quality, and maintenance team
  • Support continuous improvement and Lean manufacturing initiatives

What We’re Looking For

Required

  • 2+ years of plastic injection molding process technician experience
  • Strong troubleshooting and mold setup skills
  • Experience with injection molding machines and auxiliary equipment
  • Ability to identify and correct molding defects
  • Knowledge of resins and processing fundamentals
  • Stable work history and team-oriented attitude

Preferred

  • Scientific molding experience
  • Lean Manufacturing / Kaizen experience
  • Six Sigma knowledge
  • Experience in ISO 9001 or AS9100 environments

Equipment You’ll Work With

Experience with any of the following is highly valued:

  • Toyo
  • Milacron
  • Toshiba
  • Arburg
  • Engel
  • Husky
Benefits
  • - 401(k)- Dental insurance- Flexible spending account- Health insurance- Life insurance- Paid time off- Tuition reimbursement- Vision insurance- Shift differential- Growth opportunity- We continue to grow!

Why Join Us?

Competitive Pay

Shift Differential

Medical, Dental & Vision Insurance

401(k)

Paid Time Off

Tuition Reimbursement

Stable Full-Time Position

Career Growth Path

Growing Company with Long-Term Opportunity

RJG training

automation/robots

You should be proficient in:

  • Troubleshooting Skills
  • 5 Why (Root Cause Analysis Method)
  • Manufacturing Instruction (MI)
  • Production Optimization
  • Lean Manufacturing Principles
  • Six Sigma Experience
  • ISO 9001 Certification Experience
  • Injection Molding Experience
  • AS9100 Experience
  • Tool/Die/Mold Setup Experience
  • Root Cause Analysis
  • Process Development

Machines & technologies you'll use:

  • Injection Molding Machine (Toyo, Milacron, Toshiba, Arburg, Engel, Husky, Nissei)
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