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Process Engineer Engineer Jobs in St Louis, MO (NOW HIRING)

Process engineer

Saint Louis, MO ยท On-site

$88K - $103K/yr

The Process Engineer assists plant leadership and works collaboratively with all other departments to maintain the flow of work in the process molding lines, ensuring customer products are being ...

The Process Engineer assists plant leadership and works collaboratively with all other departments to maintain the flow of work in the process molding lines, ensuring customer products are being ...

The Process Engineer enables the safe and reliable production at a low cost that meets or exceeds the customer requirements. This role requires in-depth conceptual and practical knowledge in job ...

The Process Engineer assists plant leadership and works collaboratively with all other departments to maintain the flow of work in the process molding lines, ensuring customer products are being ...

The Process Engineer assists plant leadership and works collaboratively with all other departments to maintain the flow of work in the process molding lines, ensuring customer products are being ...

The engineer drives process optimization, contamination control, equipment lifecycle management, and continuous improvement while maintaining full compliance with cGMP , FDA , EMA , ISO , and other ...

The engineer drives process optimization, contamination control, equipment lifecycle management, and continuous improvement while maintaining full compliance with cGMP , FDA , EMA , ISO , and other ...

The engineer drives process optimization, contamination control, equipment lifecycle management, and continuous improvement while maintaining full compliance with cGMP , FDA , EMA , ISO , and other ...

The engineer drives process optimization, contamination control, equipment lifecycle management, and continuous improvement while maintaining full compliance with cGMP , FDA , EMA , ISO , and other ...

The engineer drives process optimization, contamination control, equipment lifecycle management, and continuous improvement while maintaining full compliance with cGMP , FDA , EMA , ISO , and other ...

Louis) is searching for an experienced Process Engineer to join our team. Responsibilities include: Schedule, supervise and take part in process flow studies for all production systems; plan, design ...

Job Summary The primary role of the Process Engineer is to develop and design mechanical processes for new and existing industrial systems as defined by clients. This role includes the overall design ...

Louis) is searching for an experienced Process Engineer to join our team. Responsibilities include: * * Schedule, supervise and take part in process flow studies for all production systems; plan ...

Louis) is searching for an experienced Process Engineer to join our team. Responsibilities include: * * Schedule, supervise and take part in process flow studies for all production systems; plan ...

Louis) is searching for an experienced Process Engineer to join our team. Responsibilities include: * * Schedule, supervise and take part in process flow studies for all production systems; plan ...

The Process Engineer supports manufacturing operations by developing, optimizing, and standardizing production processes to improve efficiency, quality, and safety within the plant. This role plays a ...

The Process Engineer supports manufacturing operations by developing, optimizing, and standardizing production processes to improve efficiency, quality, and safety within the plant. This role plays a ...

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Showing results 1-20

Process Engineer Engineer information

See St Louis, MO salary details

$48.1K

$89.5K

$138.5K

How much do process engineer engineer jobs pay per year?

As of Aug 27, 2026, the average yearly pay for process engineer engineer in St. Louis, MO is $89,462.00, according to ZipRecruiter salary data. Most workers in this role earn between $72,400.00 and $100,100.00 per year, depending on experience, location, and employer.

What is the difference between Process Engineer Engineer vs Process Engineer?

AspectProcess EngineerProcess Engineer Engineer
CredentialsBachelor's in Engineering, certifications like Six SigmaBachelor's in Engineering, certifications like Six Sigma
Work EnvironmentManufacturing plants, industrial facilitiesManufacturing plants, industrial facilities
Industry UsageCommonly used in manufacturing, chemical, and industrial sectorsLess common; may be a redundant term or regional variation

Both titles typically refer to professionals involved in optimizing manufacturing processes. The term "Process Engineer Engineer" is often a redundancy or regional variation of "Process Engineer." In most cases, they share similar roles, credentials, and work environments, with the simpler "Process Engineer" being more widely used.

How much does a process engineer get paid?

The average salary for a process engineer typically ranges from $70,000 to $110,000 annually, depending on experience, location, and industry. Senior process engineers or those with specialized skills and certifications can earn higher salaries, often exceeding $120,000 per year.

What does a process engineer do?

A process engineer designs, develops, and optimizes manufacturing processes to improve efficiency, quality, and safety. They analyze production workflows, troubleshoot issues, and implement improvements using tools like process flow diagrams and statistical analysis. Their work often involves collaboration with production teams and adherence to safety and environmental regulations.
Infographic showing various Process Engineer Engineer job openings in St. Louis, MO as of August 2026, with employment types broken down into 94% Full Time, and 6% Contract. Highlights an 74% In-person, 13% Hybrid, and 13% Remote job distribution, with an average salary of $89,462 per year, or $43 per hour.

Process engineer

Pretium Packaging - USA

Saint Louis, MO โ€ข On-site

$88K - $103K/yr

Other

This job post hasย expired today.ย Applications are no longer accepted.


Job description

Pretium Packaging is searching for a talented, hands-on Process Engineer for our plant in **St. Louis, Missouri. **

About Us:

Pretium Packaging, founded in 1992, is a leading supplier of injection-blow molded plastic containers, known for delivering superior quality, value, and customer service. With 20 manufacturing locations across North America, we provide innovative, high-performance packaging solutions to a diverse portfolio of brand owners in the U.S. and Canada.

What You’ll Be Responsible For:

The Process Engineer assists plant leadership and works collaboratively with all other departments to maintain the flow of work in the process molding lines, ensuring customer products are being produced in accordance with required specifications and quality standards. The Process Engineer will analyze process defects and find solutions. arriving at acceptable quality level throughout the process,

What you’ll do:

  • Start up new and existing equipment, check out system for proper operation, calibrate equipment, perform loop checks, troubleshoot, and resolve system problems.

  • Respond to emergency work order requests, troubleshoot, and analyze systems, investigate the nature of the problems, check for software and hardware defects and verify equipment for proper operation.

  • Direct the installation of new systems to ensure specification and safety compliance by personnel and vendors.

  • Define internal quality control plan including gauging methods and frequency of inspection.

  • Assist production with new project set-ups, tool changes and program adjustments.

  • Troubleshoot problems related to the production process, recommend alternatives to meet planned production schedules and ensure product quality standards are maintained.

  • Modify existing systems, redesign software and system circuitry as necessary to meet project objectives.

  • Recommend improvements to encourage safe and reliable equipment operation on newly installed equipment.

  • Review and analyze daily check sheets for accuracy and to determine operating problems and required corrective action.

  • Monitor and ensure changeovers are completed as scheduled and in a proper manner.

  • Check and ensure preventive maintenance procedures are performed as scheduled and are accurately documented.

  • Maintain good housekeeping conditions and safe operating practices in the department.

  • Ensure weekly setup sheets are completed for all lines and preview for deviations from standards and follow up as necessary.

  • Investigate and resolve product quality problems as required.

  • Troubleshoot and diagnose equipment breakdowns and replace and rebuild machine components as needed.

  • Set up molding machines and trimmer, align and install molds, set and adjust time cycles, air pressures and water temperatures, position labeler, change over and adjust reamer, trim stations, material inspection system, and adjust sequence timing for all operations.

  • Coordinate the implementation of production schedules in the most efficient and productive manner.

  • Recommend and implement improvements to machine line operations to increase productivity and improve product quality.

  • Perform processing for new molds/tooling establishing run perimeters for best efficiency.

What you’ll bring:

  • Bachelor’s or associate’s degree in mechanical/plastics engineering or related field.
  • Reheat blow process and automation experience
  • Experience with the following manufacturers of machinery: Aoki (ISBM/IBM/IM), Uniloy (IBM), and Zhongya (IM)
  • Root cause analysis and trouble-shooting experience
  • Experience with setting oven profiles
  • Infeed and outfeed conveyor experience
  • Effective leadership skills, strong decision-making skills, and ability to lead and drive project teams.
  • Well organized, accurate and attention to detail with the ability to lead and drive project teams.
  • Training or experience in Lean Manufacturing practices.
  • Able to travel and train as need throughout the region.

Why Join Pretium?

At Pretium Packaging, we manufacture rigid plastic containers for some of the most recognized brands in the marketplace. Our plants operate with a strong emphasis on safety, performance, and continuous improvement.

You should be proficient in:

  • Continuous Improvement
  • Process Engineering
  • Plastics - PA6 Experience
  • Plastics - PA66 Materials Experience
  • Plastic Extrusion Experience