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Injection Mold Operator Jobs in Tennessee (NOW HIRING)

... injection molds to support safe, efficient, and high-quality manufacturing operations. This role ... Ability to read and write English and interpret documents such as safety rules, operating ...

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The Mold Process Manager is responsible for leading all aspects of injection molding processes ... Develop standard work instructions and operating procedures. * Support employee development and ...

Troubleshoots the injection molding and blow molding process by making the appropriate adjustments ... Relieves operators for duties during rest periods. Responsible for keeping a clean and organized ...

Troubleshoots the injection molding and blow molding process by making the appropriate adjustments ... Relieves operators for duties during rest periods. * Responsible for keeping a clean and organized ...

An Injection Molding CMM Engineer is responsible for ensuring dimensional accuracy and quality ... Train technicians and operators on inspection methods and quality standards. We would love to hear ...

... injection molds to support safe, efficient, and high-quality manufacturing operations. This role ... Ability to read and write English and interpret documents such as safety rules, operating ...

Operator - Hiring on all shifts! Location: Pulaski, TN Pay: $16.74/hour + $1.00/hour shift premium ... Join our team at a leading automotive plastic injection molding facility in Pulaski, TN. What You ...

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Injection Mold Operator information

See Tennessee salary details

$10

$16

$23

How much do injection mold operator jobs pay per hour?

As of Aug 6, 2026, the average hourly pay for injection mold operator in Tennessee is $16.66, according to ZipRecruiter salary data. Most workers in this role earn between $13.94 and $18.75 per hour, depending on experience, location, and employer.

What is the difference between Injection Mold Operator vs Machine Setter?

AspectInjection Mold OperatorMachine Setter
Primary RoleOperates and monitors injection molding machines to produce plastic partsSets up, adjusts, and maintains machines to ensure proper operation
CredentialsHigh school diploma or equivalent; training on machinerySimilar credentials; technical training or certification often preferred
Work EnvironmentManufacturing plant, repetitive tasks, safety protocolsManufacturing plant, focus on machine setup and troubleshooting
Industry UsageCommonly used in plastics manufacturingOften overlaps in plastics and manufacturing sectors

While both roles operate within the plastics manufacturing industry, the Injection Mold Operator primarily runs the machines to produce parts, whereas the Machine Setter focuses on preparing and maintaining the equipment. Understanding these distinctions helps in choosing the right career path or job search focus.

What is an injection mold operator?

Injection Mold Operators are skilled workers who operate and monitor machines that mold plastic parts and products by injecting molten material into a mold. Their responsibilities include setting up the injection molding machines, ensuring the molds are correctly installed, monitoring production for quality and safety, and performing routine maintenance. They play a critical role in manufacturing industries that produce plastic components for automotive, medical, consumer goods, and other sectors.

What are some common challenges faced by injection mold operators, and how can they be addressed?

Injection Mold Operators often encounter challenges such as maintaining consistent product quality, troubleshooting machine malfunctions, and managing tight production schedules. To address these issues, operators must be detail-oriented, proactive in performing regular equipment checks, and communicate effectively with maintenance and quality assurance teams. Continuous training on new machinery and techniques also helps operators stay up-to-date and minimize downtime or defects, contributing to a more efficient workflow.

What are the key skills and qualifications needed to thrive as an injection mold operator, and why are they important?

To thrive as an Injection Mold Operator, you need a solid understanding of manufacturing processes, mechanical aptitude, and typically a high school diploma or equivalent. Experience with injection molding machines, knowledge of quality control systems, and sometimes certifications like RJG or Paulson are valuable. Attention to detail, problem-solving, and effective communication help operators address issues quickly and maintain productivity. These skills ensure efficient production, minimize defects, and contribute to a safe and high-quality manufacturing environment.
Infographic showing various Injection Mold Operator job openings in Tennessee as of August 2026, with employment types broken down into 40% Full Time, 58% Part Time, 1% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $34,661 per year, or $16.7 per hour.

Relief Operator (12 Hour Day Shift) - $21.49 per hour

Westlake

Brownsville, TN

$21.49/hr

Full-time

Vision, Life, Retirement, PTO

Re-posted 21 days ago


Westlake Chemical rating

7.8

Company rating: 7.8 out of 10

Based on 34 frontline employees who took The Breakroom Quiz

41st of 100 rated chemical manufacturers


Job description

Westlake offers you the potential to enrich your work life and career experience in an entrepreneurial environment. We work together to enhance peoples' lives through our products and presence in the communities in which we operate.

About Westlake Pipe and Fittings

Westlake Pipe & Fittings, a Westlake division (NYSE:WLK), is one of the largest polyvinyl chloride pipe and fittings manufacturer in North America. With 23 manufacturing and distribution locations, the company supplies gasketed, solvent weld and restrained joint pipes and a wide range of fittings for a diverse list of markets including municipal water and sewer, plumbing, water well, pool and spa, and agricultural and turf irrigation. Westlake Pipe & Fittings is an industry leader in product development with Certa-Lok spline-lock technology and product systems that are focused on building A Better Foundation. To learn more, visit the website at WestlakePipe.com and follow us on LinkedIn and Facebook.

SO WHY WESTLAKE PIPE & FITTINGS?

We believe in creating a supportive and inclusive culture that empowers and encourages our associates to succeed through individual achievement and teamwork. A career at Westlake Pipe & Fittings, is enriched with an innovative spirit, high work ethic, and rewarding experiences. We foster a culture that supports professional development, personal growth, and opportunities for advancement.

COMPETITIVE PAY & BENEFITS

  • Benefits Effective Day 1
  • Med, Den, Vision, 401k (4% match), Annual Retirement Contribution (3%), Life & AD&D
  • Paid Vacation
  • Tuition Assistance Program
  • Fitness Reimbursement Program
  • Opportunity for Advancement

Summary: Responsible for relieving Molder Operators for breaks & lunches and covering absences, if needed. Also responsible for assisting Molder Operators with erecting finished product cases/cartons and/or applying labels.

Essential Duties and Responsibilities:

This position reports directly to the Production Supervisor and will receive direction from the Injection Molding Manager or Acting Supervisor in the absence of or in conjunction with the Production Supervisor.

The primary responsibility of the Relief Operator is to safely and efficiently perform top-quality operational duties on a daily basis which include (but are not limited to) the following:

  • Checking status of types and quantities of cases/cartons needed in assigned areas of Injection Molding at the beginning of each shift.
  • Checking with Group Leaders to be informed of any lines or machines that will changeover during the shift.
  • Providing full racks of erected cases/cartons to the designated locations for ease of retrieval by the Molder Operators.
  • Relieving Molder Operators for breaks, lunches, and covering absences:
    • Knowledge and recognition of plastic fittings by name, shape, and dimension.
    • Knowledge of daily performance goals and working to achieve 100% of targeted output.
    • Completion of production line paperwork accurately and in real time.
    • Assuring quality of work through the proper labeling and verification of correctness for all types of molded fittings and their associated packaging (i.e.: labels, cartons/cases, case count, and pallet configuration)
    • Set-up and verification of weight scales.
    • Detection, segregation, and isolation of non-conforming quality defects and notifying Mold Technician, Supervisor, Manager, and/or QA Department
      • Able to identify various types of quality defects based on appearance, fit, form, and function (Ex: short shots, burn, weld lines, watermarks, defective threads, etc.).
    • Minimizing downtime by escalating to Mold Technician for machine-related problems.
  • Proper organization and cleanliness of assigned work area to highest level of standards (5S).
    • Perform 5S Audit for each work area assigned on a daily basis
  • Training of new Relief Operator personnel (both full-time and temporary) as needed and assigned.
  • Performing the above-mentioned functions with minimum supervision
  • Any other duties as assigned by supervision or management.

Supervisory Responsibilities: None

Education and/or Experience: High School Diploma or equivalent. Previous work in a manufacturing environment preferred (not required).

Language Skills: Ability to read and comprehend sufficient English to follow work instructions.

Mathematical Skills: Basic mathematical skills and counting ability required.

Reasoning Ability: Must be able to take complex and diverse information or situations which have several probable correct paths and compile information in a manner that allows problems to be solved in a reasonable fashion.

Certificates, Licenses, Registrations: None

Physical Demands: The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. Must be able to cut and trim parts for long periods of time while standing for extended periods of time. Lift up to 35 pounds on occasion (some stations may require lifting up to 50 pounds). Minimal equipment - pruning shears, cutting shears, knife, air sander, air saws, tape gun, code stamp.

Work Environment: The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. General factory. Exposed to heat, cold, noise, dust, oil/grease and traveling powered industrial vehicles.

Westlake is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to any characteristics protected by applicable legislation.

If you are an active Westlake employee (or an employee of any Westlake affiliates), please do not apply here.You will apply via the Jobs Hub application in Workday.


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