Process Engineer
$90K - $130K/hr
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 ...
$90K - $130K/hr
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 ...
$90K - $130K/hr
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 ...
Saint Louis, MO · On-site
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 ...
Quick apply
Saint Louis, MO · On-site
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 ...
Saint Louis, MO · On-site
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 ...
Saint Louis, MO · On-site
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 ...
... DE) Process Engineer Company: The Boeing Company Boeing Defense, Space & Security (BDS) is seeking an Associate Digital Engineering (DE) Process Engineer to support the Air Dominance Digital ...
... DE) Process Engineer Company: The Boeing Company Boeing Defense, Space & Security (BDS) is seeking an Associate Digital Engineering (DE) Process Engineer to support the Air Dominance Digital ...
... DE) Process Engineer Company: The Boeing Company Boeing Defense, Space & Security (BDS) is seeking an Associate Digital Engineering (DE) Process Engineer to support the Air Dominance Digital ...
... DE) Process Engineer Company: The Boeing Company Boeing Defense, Space & Security (BDS) is seeking an Associate Digital Engineering (DE) Process Engineer to support the Air Dominance Digital ...
... DE) Process Engineer Company: The Boeing Company Boeing Defense, Space & Security (BDS) is seeking an Associate Digital Engineering (DE) Process Engineer to support the Air Dominance Digital ...
... DE) Process Engineer Company: The Boeing Company Boeing Defense, Space & Security (BDS) is seeking an Associate Digital Engineering (DE) Process Engineer to support the Air Dominance Digital ...
Saint Charles, MO · On-site
$69K - $92K/yr
Proven ability to work with associates of all levels including machine operators, supervisors ... WHAT YOU'LL WORK ON The Lead, Process Engineer, at Air MI will be responsible for developing ...
Saint Charles, MO · On-site
$69K - $92K/yr
Proven ability to work with associates of all levels including machine operators, supervisors ... WHAT YOU'LL WORK ON The Lead, Process Engineer, at Air MI will be responsible for developing ...
Saint Louis, MO · On-site
Works closely with Controls engineers for design of new or improved control process. Interacts with ... Ability to deal directly with associates at all levels within the organization to build consensus ...
Saint Louis, MO · On-site
Works closely with Controls engineers for design of new or improved control process. Interacts with ... Ability to deal directly with associates at all levels within the organization to build consensus ...
Saint Louis, MO · On-site
Works closely with Controls engineers for design of new or improved control process. Interacts with ... Ability to deal directly with associates at all levels within the organization to build consensus ...
Saint Louis, MO · On-site
Works closely with Controls engineers for design of new or improved control process. Interacts with ... Ability to deal directly with associates at all levels within the organization to build consensus ...
Saint Louis, MO · On-site
$125 - $150/hr
Career Opportunities with Donohue & Associates A great place to work. Current job opportunities are posted here as they become available. Our Process-Mechanical Engineer position offers an exciting ...
Saint Louis, MO · On-site
$125 - $150/hr
Career Opportunities with Donohue & Associates A great place to work. Current job opportunities are posted here as they become available. Our Process-Mechanical Engineer position offers an exciting ...
Saint Louis, MO · On-site
$71K - $94K/yr
Our Process-Mechanical Engineer position offers an exciting opportunity for the selected candidate to be part of Donohue & Associates, a firm with national water/wastewater expertise in a small ...
Saint Louis, MO · On-site
$71K - $94K/yr
Our Process-Mechanical Engineer position offers an exciting opportunity for the selected candidate to be part of Donohue & Associates, a firm with national water/wastewater expertise in a small ...
$71K - $94K/yr
Our Process-Mechanical Engineer position offers an exciting opportunity for the selected candidate to be part of Donohue & Associates, a firm with national water/wastewater expertise in a small ...
$71K - $94K/yr
Our Process-Mechanical Engineer position offers an exciting opportunity for the selected candidate to be part of Donohue & Associates, a firm with national water/wastewater expertise in a small ...
Saint Louis, MO · On-site
$80 - $100/hr
What you bringBachelor's or associate's degree in mechanical/plastics engineering or related field.Reheat blow process and automation experience.Hands-on familiarity with Aoki (ISBM/IBM/IM), Uniloy ...
Saint Louis, MO · On-site
$80 - $100/hr
What you bringBachelor's or associate's degree in mechanical/plastics engineering or related field.Reheat blow process and automation experience.Hands-on familiarity with Aoki (ISBM/IBM/IM), Uniloy ...
Saint Louis, MO · On-site
$100 - $125/hr
About LJC LJC Design & Engineering (LJC) is a full‑service architecture, engineering, and design ... You will lead process design efforts for complex industrial projects, collaborating closely with ...
Saint Louis, MO · On-site
$100 - $125/hr
About LJC LJC Design & Engineering (LJC) is a full‑service architecture, engineering, and design ... You will lead process design efforts for complex industrial projects, collaborating closely with ...
Saint Louis, MO · On-site
$100K - $130K/yr
Lead process engineering design efforts for pet food, meat processing, and industrial manufacturing projects * Develop project scopes and establish process design basis documentation * Create and ...
Saint Louis, MO · On-site
$100K - $130K/yr
Lead process engineering design efforts for pet food, meat processing, and industrial manufacturing projects * Develop project scopes and establish process design basis documentation * Create and ...
Saint Louis, MO · On-site
$71K - $94K/yr
Reporting to the Associate Principal Process Mechanical, this role provides advanced engineering expertise, mentors junior engineers, and ensures mechanical systems are designed in accordance with ...
Saint Louis, MO · On-site
$71K - $94K/yr
Reporting to the Associate Principal Process Mechanical, this role provides advanced engineering expertise, mentors junior engineers, and ensures mechanical systems are designed in accordance with ...
Saint Louis, MO · On-site
$71K - $94K/yr
Reporting to the Associate Principal Process Mechanical, this role provides advanced engineering expertise, mentors junior engineers, and ensures mechanical systems are designed in accordance with ...
Saint Louis, MO · On-site
$71K - $94K/yr
Reporting to the Associate Principal Process Mechanical, this role provides advanced engineering expertise, mentors junior engineers, and ensures mechanical systems are designed in accordance with ...
Saint Louis, MO · On-site
$71K - $94K/yr
Reporting to the Associate Principal Process Mechanical, this role provides advanced engineering expertise, mentors junior engineers, and ensures mechanical systems are designed in accordance with ...
Saint Louis, MO · On-site
$71K - $94K/yr
Reporting to the Associate Principal Process Mechanical, this role provides advanced engineering expertise, mentors junior engineers, and ensures mechanical systems are designed in accordance with ...
Saint Louis, MO · On-site
$71K - $94K/yr
Reporting to the Associate Principal Process Mechanical, this role provides advanced engineering expertise, mentors junior engineers, and ensures mechanical systems are designed in accordance with ...
Saint Louis, MO · On-site
$71K - $94K/yr
Reporting to the Associate Principal Process Mechanical, this role provides advanced engineering expertise, mentors junior engineers, and ensures mechanical systems are designed in accordance with ...
Saint Louis, MO · On-site
$71K - $94K/yr
Reporting to the Associate Principal Process Mechanical, this role provides advanced engineering expertise, mentors junior engineers, and ensures mechanical systems are designed in accordance with ...
Quick apply
Saint Louis, MO · On-site
$71K - $94K/yr
Reporting to the Associate Principal Process Mechanical, this role provides advanced engineering expertise, mentors junior engineers, and ensures mechanical systems are designed in accordance with ...
$40.3K - $48.3K
1% of jobs
$48.3K - $56.3K
6% of jobs
$56.3K - $64.3K
17% of jobs
$64.4K is the 25th percentile. Wages below this are outliers.
$64.3K - $72.3K
22% of jobs
The median wage is $74K / yr.
$72.3K - $80.3K
18% of jobs
$80.3K - $88.3K
10% of jobs
$89K is the 75th percentile. Wages above this are outliers.
$88.3K - $96.3K
10% of jobs
$96.3K - $104.3K
8% of jobs
$104.3K - $112.3K
4% of jobs
$112.3K - $120.3K
2% of jobs
$120.3K - $128.3K
2% of jobs
$40.3K
$80.3K
$128.3K
| Aspect | Associate Process Engineer | Process Engineer |
|---|---|---|
| Required Credentials | Bachelor's degree in engineering or related field; some certifications preferred | Bachelor's degree in engineering; often more experience or certifications required |
| Work Environment | Entry-level, supporting process development and optimization in manufacturing or chemical plants | More independent roles, overseeing process improvements and troubleshooting |
| Employer & Industry Usage | Common in manufacturing, chemical, and pharmaceutical industries | Used across similar industries, often with more responsibility |
The main difference between an Associate Process Engineer and a Process Engineer lies in experience and responsibility. The Associate role is typically entry-level, focusing on supporting process tasks, while the Process Engineer has more independence and oversees process improvements. Both roles require similar educational backgrounds, but the Process Engineer usually has more experience or certifications. Understanding these distinctions can help job seekers identify the right position for their career stage and goals.
The most popular types of Process Engineer jobs in St. Louis, MO are:
For Associate Process Engineer jobs in St. Louis, MO, the most frequently searched job titles are:
The top searched job categories for Associate Process Engineer jobs in St. Louis, MO are:
Cities near St. Louis, MO with the most Associate Process Engineer job openings:

Saint Louis, MO
$90K - $130K/hr
Full-time
Re-posted 27 days ago
6.9
Based on 17 frontline employees who took The Breakroom Quiz
77th of 122 rated packaging manufacturers
Grow boldly with Pretium!
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:
What you’ll bring:
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.
Get the full story on Breakroom
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Plastics packaging film and sheet (including laminated) manufacturing
1,001 - 5,000 Employees
Saint Louis, MO, US
1992