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Engineering Jobs in O'Fallon, Missouri

Jobs found: 741
1 day ago 91. Quality Engineer – Medical Devices & CAPA Leadership

Engineering (Quality Engineering)

6AM City, LLC is seeking a passionate Quality Engineer to ensure high - quality products in Missouri. Responsibilities include developing...

Quality Engineer – Medical Devices & CAPA Leadership Job

Listing for: 6AM City, LLC
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1 day ago 92. Environmental Compliance Lead – Waste, Water & Sustainability

Management (Water Management), Engineering (Environmental Engineer, Water Management)

Prattwhitney is looking for a qualified environmental manager to lead hazardous waste management and compliance efforts in Missouri. This...

Environmental Compliance Lead – Waste, Water & Sustainability Job

Listing for: Prattwhitney
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1 day ago 93. Platform Engineering Director: Scale, Reliability & Dev

Engineering (Systems Engineer)

Position: Platform Engineering Director: Scale, Reliability & Dev Experience - H&R Block is looking for a Technical Director of...

Platform Engineering Director: Scale, Reliability & Dev Job

Listing for: H&R Block
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1 day ago 94. Construction Technician Series - O'Fallon Project Office

Engineering (Civil Engineering), Construction (Civil Engineering)

Position closes 05/26/2026 - Note for internal applicants Successful candidates already at rates above the posted salary will be...

Construction Technician Series - O'Fallon Project Office Job

Listing for: State-of-Missour
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1 day ago 95. FEMA - Engineering Specialist

Engineering (Civil Engineering, Environmental Engineer)

Job Title - FEMA - Engineering Specialist - Group - WAF Field Mod Fringe - Employment Type - Temporary - Job Site Location - United...

FEMA - Engineering Specialist Job

Listing for: CDM Smith
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1 day ago 96. Capital Projects Engineer Budgets & CI

Engineering, Management

Position: Capital Projects Engineer I - Growth, Budgets & CI - Ajinomoto Foods North America, Inc. is seeking a Manager of...

Capital Projects Engineer Budgets & CI Job

Listing for: Ajinomoto Foods North America, Inc.
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1 day ago 97. Sr. Estimator II

Construction (Civil Engineering, Estimator), Engineering (Civil Engineering, Estimator)

General Summary - This position is responsible for developing accurate and timely proposals and estimates for both private and public...

Sr. Estimator II Job

Listing for: Granite Construction
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1 day ago 98. Principal Capital Project Engineer

Engineering (Manufacturing Engineer, Operations Manager, Operations Engineer, Process Engineer)

Position: Principal Capital Project Engineer I - IDEAL CANDIDATE LIVES IN THE MID - WEST STATES NEAR MAJOR AIRPORT - This position will...

Principal Capital Project Engineer Job

Listing for: Ajinomoto Foods North America, Inc.
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1 day ago 99. Geospatial Data Engineer Intern – Remote Summer

IT/Tech (Data Engineer, Engineering Design & Technologists, Computer Science, Data Science Manager), Engineering (Data Engineer, Engineering Design & Technologists, Computer Science, Data Science Manager)

Ready is seeking a Geospatial Data Engineering Intern to help build and scale our geospatial data infrastructure over the summer. This...

Geospatial Data Engineer Intern – Remote Summer Job

Listing for: Ready
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1 day ago 100. Manufacturing Engineer III — Lean, NPD & Improvements

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

Position: Manufacturing Engineer III — Lean, NPD & Improvements (Relocation) - 6AM City, LLC is seeking an experienced Manufacturing...

Manufacturing Engineer III — Lean, NPD & Improvements Job

Listing for: 6AM City, LLC
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Jobs found: 741