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Rjg Master Molder Jobs (NOW HIRING)

Sunstar

Sr Process Injection Molding Technician

Schaumburg, IL · On-site

$24.50 - $29.50/hr

... • RJG Master Molder I certification required • RJG Master Molder II certification preferred but not required Knowledge/Experience: • 5-10 years of injection molding experience, with the ...

Milwaukee Tool

Senior Process Engineer

Mukwonago, WI · On-site

$102K - $132K/yr

RJG Master Molder I/II strongly preferred. * Demonstrated expertise in scientific molding, process validation, and process troubleshooting. * Strong understanding of mold design, tooling principles ...

HotRun Inc.

Process Technician

Milwaukee, WI

$30 - $42/hr

RJG Master Molder I or II certification is highly desirable. * Experience with hot runner systems (Mold-Masters, Yudo, etc.). * Familiarity with Lean Manufacturing (5S, Kaizen) and SMED (Single ...

HotRun Inc.

Process Technician

Milwaukee, WI

$30 - $42/hr

RJG Master Molder I or II certification is highly desirable. * Experience with hot runner systems (Mold-Masters, Yudo, etc.). * Familiarity with Lean Manufacturing (5S, Kaizen) and SMED (Single ...

HotRun Inc.

Process Technician

Milwaukee, WI · On-site

RJG Master Molder I or II certification is highly desirable. * Experience with hot runner systems (Mold-Masters, Yudo, etc.). * Familiarity with Lean Manufacturing (5S, Kaizen) and SMED (Single ...

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How much do rjg master molder jobs pay per hour?

As of Jul 27, 2026, the average hourly pay for rjg master molder in the United States is $16.53, according to ZipRecruiter salary data. Most workers in this role earn between $14.42 and $17.79 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a RJG Master Molder, and why are they important?

To thrive as an RJG Master Molder, you need advanced knowledge of injection molding processes, strong troubleshooting abilities, and completion of RJG’s Master Molder certification. Familiarity with scientific molding principles, data acquisition systems, and specialized software like eDART is typically required. Attention to detail, analytical thinking, and effective communication are crucial soft skills for optimizing processes and collaborating with team members. These skills and qualifications ensure high-quality part production, process efficiency, and the ability to resolve complex molding challenges.

What is the hourly rate for injection molding?

For an Rjg Master Molder, the hourly rate typically ranges from $20 to $35, depending on experience, location, and the complexity of the molds. Skilled molders with certifications and experience in operating injection molding machines may earn higher wages within this range.

What is the difference between Rjg Master Molder vs Rjg Molder?

AspectRjg Master MolderRjg Molder
CertificationsTypically requires advanced certifications or specialized trainingRequires standard mold-making certifications
Work EnvironmentSupervises mold production, quality control, and team coordinationPerforms mold fabrication, assembly, and maintenance
Industry UsageOften in leadership or senior roles within manufacturing plantsOperates as a skilled technician in mold shops

The Rjg Master Molder generally holds more advanced certifications and oversees mold production processes, while the Rjg Molder focuses on hands-on mold fabrication and maintenance. The Master Molder often supervises teams and ensures quality standards, whereas the Molder executes the technical tasks. Both roles are essential in the mold-making industry but differ mainly in responsibility level and scope of work.

What is rjg master molder?

An RJG Master Molder is a skilled professional responsible for operating and maintaining molding equipment used in manufacturing processes, often in the plastics or metal casting industries. The role requires knowledge of mold design, safety procedures, and quality control to produce precise parts efficiently.

How much does a mold setter make?

A mold setter, also known as a mold maker or mold technician, typically earns between $40,000 and $70,000 annually, depending on experience, location, and industry. Skilled mold setters who operate complex machinery and have certifications may earn higher wages and additional benefits.

What is a RJG Master Molder?

An RJG Master Molder is a professional who has completed advanced training and certification through RJG Inc., a company specializing in injection molding education and technology. Master Molders are highly skilled in scientific molding techniques, process optimization, troubleshooting, and quality control within the injection molding industry. Their expertise enables them to optimize molding processes, reduce defects, and ensure consistent, high-quality plastic parts. This certification is widely recognized in the plastics industry and often required for leadership or technical roles in manufacturing environments.

What are some typical challenges faced by an RJG Master Molder, and how can they be addressed on the job?

RJG Master Molders often encounter challenges such as troubleshooting complex molding defects, optimizing process parameters, and maintaining consistent quality in high-volume production. To address these issues, they rely on their advanced training in scientific molding principles and collaborate closely with process engineers, quality teams, and production staff. Staying up to date with new molding technologies and participating in continuous improvement initiatives also help Master Molders overcome these challenges and drive successful outcomes.

What qualifications do you need for injection molding?

Rjg Master Molder and other injection molding roles typically require a high school diploma or equivalent, along with technical training or experience in plastics processing. Skills in machine operation, troubleshooting, and safety procedures are essential, and certifications such as OSHA or mold-specific training can be beneficial.
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Rjg Master Molder jobs near you
Infographic showing various Rjg Master Molder job openings in the United States as of July 2026, with employment types broken down into 1% As Needed, 85% Full Time, 11% Part Time, and 3% Contract. Highlights an 90% Physical, 2% Hybrid, and 8% Remote job distribution, with an average salary of $34,387 per year, or $16.5 per hour.
Molding Process Technician (RJG molding)

Molding Process Technician (RJG molding)

Intellectt INC

Libertyville, IL • On-site

Full-time

Posted 24 days ago

Job description

Hi  ,
This is Laxmi Prasanna  from Intellectt. I’m reaching out to share a job opportunity as Molding Process Technician @ Libertyville, IL  If you are currently exploring new opportunities, please share your updated resume with me at laxmiprasanna@intellectt.com

Title: Molding Process Technician

Location: Libertyville, IL


Mandatory Requirements:
3+ years of experience in injection molding or mold setup.
Experience with hydraulic and electric injection molding machines.
Certifications (Preferred):
RJG Master Molder I or II
Forklift Certification
Education: High School Diploma or GED required.
Associate’s degree in Plastics Technology, Manufacturing, or related field preferred.
Key Responsibilities:
Machine Setup & Operation
Set up molds, machines, and auxiliary equipment for production runs.
Adjust machine parameters to maintain part quality and meet specifications.
Start up and shut down molding machines per standard operating procedures.
Troubleshooting & Maintenance
Diagnose and resolve molding issues such as flash, short shots, or warping.
Perform routine maintenance and minor repairs on molds and machines.
Collaborate with maintenance and engineering teams for complex repairs.