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Injection Molding Manager Jobs in Missouri (NOW HIRING)

Alpla

Injection Molding Process Technician

Kansas City, MO · On-site

$24.50 - $29.25/hr

Assists packaging manager and project employees * Documents machine and sampling records ... Min 2 years' experience in Injection Molding * Experienced in either Toolmaking, Mechanic or ...

LMC Industries

Injection Molding Process Technician

Arnold, MO · On-site

$22.25 - $26.50/hr

Maintain full authority of premise when plant management is not present. Communicate with process ... Two years of experience in injection molding * Certify to operate power forklift truck and cranes.

USF

Manufacturing Engineering Manager

Riverside, MO · On-site

$110 - $150/hr

... high-volume injection molding manufacturing environment. The Manufacturing Engineering Manager ... plays a key role in ensuring molded automotive components meet OEM and industry standards. This ...

LFP Associates

Operations Manager

Kansas City, MO

The Operation Manager is responsible for leading all day-to-day manufacturing operations with an plastic injection molding facility, ensuring safety, quality, delivery, and cost objectives are met.

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Injection Molding Manager information

See Missouri salary details

$33.3K

$66.6K

$105.5K

How much do injection molding manager jobs pay per year?

As of Aug 29, 2026, the average yearly pay for injection molding manager in Missouri is $66,633.00, according to ZipRecruiter salary data. Most workers in this role earn between $50,700.00 and $83,500.00 per year, depending on experience, location, and employer.

What does an injection molding manager do?

An Injection Molding Manager oversees the daily operations of an injection molding facility or department. Their responsibilities include coordinating production schedules, supervising staff, ensuring product quality, maintaining equipment, and implementing safety procedures. They work to optimize efficiency, minimize downtime, and resolve any technical or personnel issues that arise during the molding process. Additionally, they may collaborate with engineering and quality assurance teams to improve processes and meet production targets.

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

To thrive as an Injection Molding Manager, you need in-depth knowledge of plastics manufacturing processes, quality control standards, and production management, usually supported by a degree in engineering or manufacturing technology. Familiarity with injection molding machines, ERP systems, and certifications such as RJG Master Molder or Six Sigma are often required. Strong leadership, problem-solving abilities, and effective communication are crucial soft skills for managing teams and optimizing workflows. These skills ensure consistent product quality, efficient production, and smooth team operations in a fast-paced manufacturing environment.

What are some common challenges faced by an injection molding manager and how can they be addressed?

Injection Molding Managers often face challenges such as maintaining production efficiency, minimizing downtime, and ensuring product quality. Balancing machine maintenance schedules with production demands can be particularly difficult, as unexpected breakdowns impact delivery timelines. Proactive planning, strong communication with maintenance teams, and implementing continuous improvement initiatives like lean manufacturing can help address these issues. Additionally, fostering a culture of training and collaboration among operators and technicians ensures smoother operations and better problem-solving.

What is the difference between Injection Molding Manager vs Injection Molding Supervisor?

AspectInjection Molding ManagerInjection Molding Supervisor
ResponsibilitiesOversees entire molding operations, manages teams, and develops production strategies.Supervises daily molding activities, ensures quality, and manages operators on the shop floor.
CredentialsTypically requires a degree in engineering or manufacturing, with experience in molding processes.Often requires technical training or experience in injection molding, with supervisory skills.
Work EnvironmentOffice and plant environment, strategic planning, and team management.Shop floor, direct supervision of molding operators and equipment.

The Injection Molding Manager focuses on strategic oversight and team management, while the Injection Molding Supervisor handles daily operations and direct supervision. Both roles require technical knowledge, but the manager's role is broader and more strategic.

Is injection molding a hard job?

Injection molding managers oversee the operation of plastic molding machines, which requires technical knowledge of machinery, materials, and safety procedures. The job can be physically demanding and often involves working in a manufacturing environment with strict quality standards, but it also offers opportunities for skill development and certification. Success in this role depends on attention to detail, problem-solving skills, and the ability to manage production schedules.

What are the most commonly searched types of Injection Molding jobs in Missouri?

The most popular types of Injection Molding jobs in Missouri are:

What are popular job titles related to Injection Molding Manager jobs in Missouri?

For Injection Molding Manager jobs in Missouri, the most frequently searched job titles are:

What job categories do people searching Injection Molding Manager jobs in Missouri look for?

The top searched job categories for Injection Molding Manager jobs in Missouri are:

What cities in Missouri are hiring for Injection Molding Manager jobs?

Cities in Missouri with the most Injection Molding Manager job openings:

Injection Molding Manager jobs near you
Infographic showing various Injection Molding Manager job openings in Missouri as of August 2026, with employment types broken down into 89% Full Time, 10% Part Time, and 1% Contract. Highlights an 79% Physical, 3% Hybrid, and 18% Remote job distribution, with an average salary of $66,633 per year, or $32 per hour.

Injection Molding Process Technician

Kansas City, MO • On-site

Alpla
Manufacturing • 10K+ employees

7.9

Company rating: 7.9 out of 10

Based on 22 frontline employees who took The Breakroom Quiz

22nd of 84 rated plastic manufacturers

People enjoy working here

Good employer

Paid breaks

Learn more about Alplaexternal

$24.50 - $29.25/hr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 21 days ago

Job description

Description
ALPLA is a global family-owned, privately held company that makes innovative, customized, recycled packaging for top companies such as P&G, Unilever, L'Oréal, Pepsi, and more. ALPLA values their employees, work-life balance, personal growth, compensation and sustainability.
What Can You Expect From ALPLA
  • Health and Wellness Care Program- Benefits
  • Child Care Benefits
  • Dependent Care Cost Savings Program
  • Recognition programs; Promotional opportunities
  • 401K Retirement Plan and excellent Matching Plan
  • Medical, dental, vision plan
  • Education assistance program/tuition reimbursement
  • Short term, long term and life insurance paid by ALPLA
  • Paid vacation; paid holidays

What You Will Enjoy Doing
  • Responsibilities include conducting samplings for new parts and new molds, setting up and pulling molds for the injection molding process
  • Setups, adjusts and optimizes injection molding process
  • Assists engineering with production tool qualification procedures as needed.
  • Assists packaging manager and project employees
  • Documents machine and sampling records
  • Maintains inventory list of resin, colorant, tools, etc
  • Assures orderliness, cleanliness and working order of the assigned machines and tools

Requirements
What Makes You Great
Education/Experience:
  • Min 2 years' experience in Injection Molding
  • Experienced in either Toolmaking, Mechanic or Electric/Electronic systems

Qualification/Skills:
  • Able to work in Team environment
  • Effectively manages time as a resource; gives balanced attention to appropriate long-term and short-term priorities
  • Must have flexible work availability
  • Ability to prioritize, plan and execute duties with minimal supervision
  • Able to lift up to 60 lbs. and stand for a minimum of 10 hour

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