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Process Engineer Jobs in Saint Louis MO

Jobs found: 129
3 weeks ago 91. Cement Process Engineer

Engineering (Process Engineer, Manufacturing Engineer)

Job Title - Responsibilities include: - Schedule, supervise and take part in process flow studies for all production systems; plan,...

Cement Process Engineer Job

Listing for: Sparrow Company Executive Search & Staffing
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3 weeks ago 92. Mechanical Engineer

Engineering (Mechanical Engineer, Process Engineer)

Job Opportunity - Growing national firm is seeking a Process - Mechanical Engineer for their St. Louis office! Responsibilities: - ...

Mechanical Engineer Job

Listing for: Harrison Consulting Solutions
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3 weeks ago 93. Mechanical Engineering Fall Co-Op

Engineering (Mechanical Engineer, Process Engineer)

Mechanical Engineer Fall Co - Op - Ameren is a leader in the energy industry, and our transformation toward more clean, renewable energy...

Mechanical Engineering Fall Co-Op Job

Listing for: Ameren Corp
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3 weeks ago 94. Principal Project Engineer Life Sciences

Engineering (Process Engineer, Quality Engineering, Environmental Engineer, Civil Engineering)

Location: St. Louis - Immediate need for a talented Principal Project Engineer - Life Sciences. This is a 06 - 12+months contract...

Principal Project Engineer Life Sciences Job

Listing for: Creative Solutions Services, LLC
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3 weeks ago 95. Automation Engineer V

Engineering (Systems Engineer, Engineering Design & Technologists, Electrical Engineering, Process Engineer)

Location: St. Louis - CRB's over 1,200 expert professionals drive innovative, life - changing and life - saving solutions for...

Automation Engineer V Job

Listing for: CRB
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3 weeks ago 96. Process Mechanical Stress Engineer

Engineering (Mechanical Engineer, Process Engineer, Piping Engineer)

Senior Mechanical Engineer / Stress Analysis Engineer - The Senior Mechanical Engineer / Stress Analysis Engineer is responsible for the...

Process Mechanical Stress Engineer Job

Listing for: Clayco
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4 weeks ago 97. Process Mechanical Stress Engineer

Engineering (Mechanical Engineer, Process Engineer, Piping Engineer, Engineering Design & Technologists)

Senior Mechanical Engineer / Stress Analysis Engineer - The Senior Mechanical Engineer / Stress Analysis Engineer is responsible for the...

Process Mechanical Stress Engineer Job

Listing for: CRG
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over one month ago 98. Engineering Co-Op

Engineering (Mechanical Engineer, Electrical Engineering, Manufacturing Engineer, Process Engineer)

Nidec Co - Op Project Engineering - We begin with dreams. Dreams drive our motivation. Dreams are our future. The world's dreams,...

Engineering Co-Op Job

Listing for: Nidec
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over one month ago 99. Industrial Eng III

Engineering (Lean Manufacturing / Six Sigma, Manufacturing Engineer, Process Engineer)

Industrial Eng III - Position Title: - Industrial Eng III Date: - Aug 3, 2026 - Location: - St. Louis, MO, US Company: - Gulfstream...

Industrial Eng III Job

Listing for: General Dynamics
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over one month ago 100. Industrial Eng III

Engineering (Lean Manufacturing / Six Sigma, Manufacturing Engineer, Process Engineer, Quality Engineering)

Industrial Eng III - Industrial Eng III in GAC St. Louis Unique - Skills: - The ideal candidate for the Gulfstream St. Louis Industrial...

Industrial Eng III Job

Listing for: Gulfstream
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Jobs found: 129