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Injection Molding Process Engineer Jobs in Phoenix, AZ

Actalent

Process Engineer

Scottsdale, AZ

$88K - $100K/yr

Process Engineer This Process Engineer role supports automated assembly and plastic injection ... Work hands-on with injection molding equipment, tooling, and related manufacturing systems to ...

Actalent

Process Engineer

Scottsdale, AZ · On-site

$88K - $100K/yr

Process Engineer This Process Engineer role supports automated assembly and plastic injection ... Work hands-on with injection molding equipment, tooling, and related manufacturing systems to ...

West Pharmaceutical Services

Molding Engineer

Tempe, AZ · On-site

Interact with engineering, management, site and corporate team members, and/or vendors to develop ... Minimum 3 years plastic injection mold processing experience required Preferred Knowledge, Skills ...

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All JobsInjection Molding Process Engineer JobsInjection Molding Process Engineer Jobs in Phoenix, AZ

Injection Molding Process Engineer information

See Phoenix, AZ salary details

$46.7K

$86.8K

$134.5K

How much do injection molding process engineer jobs pay per year?

As of Aug 5, 2026, the average yearly pay for injection molding process engineer in Phoenix, AZ is $86,843.00, according to ZipRecruiter salary data. Most workers in this role earn between $70,300.00 and $97,200.00 per year, depending on experience, location, and employer.

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

To thrive as an Injection Molding Process Engineer, you need a solid background in engineering principles, plastics materials, and process optimization, usually backed by a degree in mechanical or manufacturing engineering. Proficiency with CAD software, molding simulation tools (such as Moldflow), and familiarity with quality management systems or Six Sigma certifications is highly valuable. Strong analytical thinking, problem-solving abilities, and effective communication skills help you collaborate with cross-functional teams and drive process improvements. These skills are crucial for ensuring efficient production, high-quality output, and the continuous improvement of manufacturing operations.

What does an injection molding process engineer do?

An injection molding process engineer designs, develops, and optimizes the manufacturing process for plastic parts using injection molding machines. They analyze cycle times, troubleshoot equipment issues, and ensure product quality by controlling process parameters and implementing improvements. Proficiency with process monitoring tools and understanding of material properties are essential in this role.

What is an injection molding process engineer?

Injection Molding Process Engineers are professionals who specialize in designing, optimizing, and troubleshooting the injection molding process used to manufacture plastic parts. They work with production teams to develop efficient molding processes, select appropriate materials, and ensure product quality. Their responsibilities also include setting up and maintaining equipment, analyzing defects, and implementing process improvements to maximize productivity and reduce costs.

What is the difference between Injection Molding Process Engineer vs Injection Molding Technician?

AspectInjection Molding Process EngineerInjection Molding Technician
ResponsibilitiesDesigns, develops, and optimizes molding processes, troubleshooting complex issues, and improving efficiency.Operates and maintains molding machines, performs routine setups, and monitors production quality.
Required SkillsStrong understanding of process engineering, materials, and troubleshooting; often requires engineering degrees or certifications.Hands-on machine operation skills; technical training or certifications in machine operation.
Work EnvironmentDesign labs, engineering departments, or production floors with a focus on process development.Production floors with direct machine operation and quality checks.

The Injection Molding Process Engineer focuses on process design, optimization, and troubleshooting, often requiring engineering credentials. In contrast, the Injection Molding Technician handles daily machine operation and maintenance. Both roles are essential in the manufacturing process but differ in scope and responsibilities.

How much do injection molding process engineers make?

Injection molding process engineers typically earn a median annual salary ranging from $60,000 to $85,000, depending on experience, location, and industry. Salaries can increase with specialized skills, certifications, and advanced knowledge of molding equipment and materials.

What are some common challenges injection molding process engineers face when troubleshooting production issues?

Injection Molding Process Engineers often encounter challenges such as inconsistent part quality, cycle time variation, and machine malfunctions. Troubleshooting these issues requires a solid understanding of molding parameters, material properties, and mold design. Engineers typically collaborate closely with production operators, quality control, and maintenance teams to analyze root causes and implement effective solutions. Staying current with process optimization techniques and leveraging data-driven approaches are key to successfully overcoming these challenges and ensuring high-quality output.
What are the most commonly searched types of Injection Molding Process Engineer jobs in Phoenix, AZ? The most popular types of Injection Molding Process Engineer jobs in Phoenix, AZ are:
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Injection Molding Process Engineer jobs near you
Infographic showing various Injection Molding Process Engineer job openings in Phoenix, AZ as of July 2026, with employment types broken down into 91% Full Time, and 9% Nights. Highlights an 100% In-person job distribution, with an average salary of $86,843 per year, or $41.8 per hour.

Injection Molding Process Engineer

Landscape Products Inc.

Tolleson, AZ • On-site

Full-time

Re-posted 24 days ago

Job description

Manufacturing Process Engineer