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Contract Injection Molding Jobs in Houston, TX (NOW HIRING)

Astrix Inc

Injection Molding Process Engineer

Houston, TX · On-site

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

The largest device company in the world - with complementary businesses in Surgical and Vision Care Injection Molding Process Engineer II Contract: 2 years with extension or conversion potential ...

Astrix Inc

Injection Molding Process Engineer

Houston, TX · On-site

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

The largest device company in the world - with complementary businesses in Surgical and Vision Care Injection Molding Process Engineer II Contract: 2 years with extension or conversion potential ...

Republic Services

Injection Well Laborer-5

Winnie, TX · On-site

$18.50 - $24.75/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Injection Well laborer works under close supervision, receives detailed work instructions, and ... Furthermore, they do not establish a contract for employment and are subject to change at the ...

Republic Services

Injection Well Laborer-4

Winnie, TX · On-site

$18.50 - $24.75/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Injection Well laborer works under close supervision, receives detailed work instructions, and ... Furthermore, they do not establish a contract for employment and are subject to change at the ...

Republic Services

Injection Well Laborer-4

Winnie, TX

$18.50 - $24.75/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Injection Well laborer works under close supervision, receives detailed work instructions, and ... Furthermore, they do not establish a contract for employment and are subject to change at the ...

Republic Services

Injection Well Laborer-5

Winnie, TX · On-site

$18.50 - $24.75/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Injection Well laborer works under close supervision, receives detailed work instructions, and ... Furthermore, they do not establish a contract for employment and are subject to change at the ...

All JobsContract Injection Molding JobsContract Injection Molding Jobs in Houston, TX

Contract Injection Molding information

See Houston, TX salary details

$12

$23

$33

How much do contract injection molding jobs pay per hour?

As of Aug 13, 2026, the average hourly pay for contract injection molding in Houston, TX is $23.82, according to ZipRecruiter salary data. Most workers in this role earn between $20.19 and $27.07 per hour, depending on experience, location, and employer.

What is contract injection molding?

Contract injection molding is a manufacturing service where a company outsources the production of plastic parts to a specialized molding company. The service provider uses injection molding machines to produce components based on the client's specifications, drawings, or prototypes. This approach allows companies to leverage expert manufacturing capabilities without investing in costly equipment or maintaining in-house production. It is commonly used in industries such as automotive, medical, and consumer goods to produce high-quality, consistent plastic parts in large volumes. Contract injection molding can also include services like design assistance, material selection, prototyping, and final assembly.

What is the difference between Contract Injection Molding vs Injection Molding Technician?

AspectContract Injection MoldingInjection Molding Technician
CredentialsTypically requires technical training or certification in molding processesRequires technical training, certifications vary by employer
Work EnvironmentWorks on multiple projects for different clients, often at client sites or contract facilitiesWorks primarily in manufacturing plants or injection molding facilities
Employer & Industry UsageCommonly hired by staffing agencies or contract manufacturing firmsEmployed directly by manufacturing companies or plants
Search & Comparison IntentOften compared for project-based work or freelance opportunitiesCompared for ongoing, in-house production roles

Contract Injection Molding involves providing molding services on a temporary or project basis, often across multiple clients, requiring flexibility and technical skills. Injection Molding Technicians typically work in a fixed manufacturing environment, focusing on operating and maintaining molding equipment. Both roles require technical knowledge, but their work settings and employment types differ significantly.

What are the key skills and qualifications needed to thrive in contract injection molding, and why are they important?

To thrive in Contract Injection Molding, you need knowledge of plastics manufacturing processes, blueprint reading, and quality control, often supported by technical training or a relevant associate's degree. Familiarity with injection molding machines, CAD software, and manufacturing ERPs, as well as certifications like RJG or Paulson, are commonly required. Strong attention to detail, problem-solving abilities, and effective communication help professionals excel in troubleshooting and team coordination. These skills ensure efficient production, high-quality output, and the ability to quickly resolve manufacturing challenges.

What are some common challenges faced in contract injection molding roles, and how can they be addressed?

Professionals in contract injection molding often encounter challenges such as managing tight production deadlines, ensuring consistent product quality, and coordinating with multiple clients who have varying specifications. Addressing these requires strong organizational skills, attention to detail, and effective communication with both team members and clients. Staying updated on best practices in mold maintenance, machine calibration, and process optimization can help minimize downtime and defects, leading to more successful project outcomes.

What are the most commonly searched types of Injection Molding jobs in Houston, TX?

The most popular types of Injection Molding jobs in Houston, TX are:

What are popular job titles related to Contract Injection Molding jobs in Houston, TX?

For Contract Injection Molding jobs in Houston, TX, the most frequently searched job titles are:

What job categories do people searching Contract Injection Molding jobs in Houston, TX look for?

The top searched job categories for Contract Injection Molding jobs in Houston, TX are:

What cities near Houston, TX are hiring for Contract Injection Molding jobs?

Cities near Houston, TX with the most Contract Injection Molding job openings:

Contract Injection Molding jobs near you

Injection Molding Process Engineer

Astrix Inc

Houston, TX • On-site

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 9 days ago

Job description

Pay Rate Low: 45.00 | Pay Rate High: 50.00
Exciting Injection Molding Process Engineer II development opportunity to work for a global leader dedicated to helping people see brilliantly. The largest device company in the world - with complementary businesses in Surgical and Vision Care
Injection Molding Process Engineer II
Contract: 2 years with extension or conversion potential
Benefits: Medical, Dental, Holiday, PTO 401K matching
Leads development, validation, and optimization of injection molding processes for medical-grade manufacturing, ensuring quality, compliance, and efficiency through scientific molding and data-driven improvement.
Responsibilities
  • Develop, validate (IQ/OQ/PQ), and optimize processes.
  • Apply scientific molding to improve quality and cycle times.
  • Troubleshoot using root cause analysis and FMEA.
  • Maintain compliant documentation.
  • Collaborate cross-functionally on product launches and improvements.
  • Drive continuous improvement (SPC, DOE, Lean, Six Sigma).
  • Support tooling and process changes via CAD interpretation.

Qualifications
  • Bachelor's in Engineering or related field.
  • 4-6+ years injection molding experience (medical preferred).
  • Knowledge of polymers, process controls, and regulated environments.
  • Strong data analysis and communication skills.

Preferred
  • Scientific Molding training and/or Master Molder certification.
  • Experience with decoupled molding, project management, and technical reporting.
  • Detail-oriented with a strong quality and continuous improvement mindset.
    This job description is a complete list of all desired skills but not all are required. We strongly encourage candidates who have some of the skills to apply. We look forward to a conversation to learn more about you!
    INDBH
    #LI-RL1

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