Process Engineer Jobs in O Fallon, IL
- Phillips 66
- Roxana, IL (18 miles from O Fallon, IL)
- 17 hours ago
- Roxana, IL (18 miles from O Fallon, IL)
- 17 hours ago
Phillips 66 & You - Together we can fuel the future As a Process Engineer I, you will provide process technical expertise and services focused on enhancing the safety, reliability and profitability...
In Person- Merck KGaA
- Saint Louis, MO (15 miles from O Fallon, IL)
- 5 days ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 5 days ago
Your Role: The Process Engineer is responsible for the development, optimization, and implementation of manufacturing processes within an organization....
In PersonPrincipal Process Engineer - Water Treatment
- Principal Process Engineer - Water Treatment, WTS, CDI
- Saint Louis, MO (15 miles from O Fallon, IL)
- 13 days ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 13 days ago
Job ID REF51301D Date posted 03/18/2026 Location Virginia Category Engineering / Design / Projects Principal Process Engineer - Water Treatment Company Description Veolia Group is a global leader in...
In PersonAdvanced Process Control Engineer II, Wood River Refinery
- Phillips 66
- Roxana, IL (18 miles from O Fallon, IL)
- 20 days ago
- Roxana, IL (18 miles from O Fallon, IL)
- 20 days ago
Phillips 66 & You - Together we can fuel the future What to Expect As an Advanced Process Control Engineer II, you will blend technical expertise with hands-on problem solving to shape how our...
In Person- Swanktek
- Saint Louis, MO (15 miles from O Fallon, IL)
- 21 days ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 21 days ago
Minimum of 3 years of experience as a Process Engineer, Business Analyst, or similar role. Experience with warehouse management systems (WMS) and complex, established business processes....
In Person- Green Plains
- Madison, IL (14 miles from O Fallon, IL)
- 29 days ago
- Madison, IL (14 miles from O Fallon, IL)
- 29 days ago
Summary: As a Process Engineer, you will quickly gain exposure to various challenges, current and emerging technologies, and multiple-unit operations within Green Plains Inc....
In PersonSenior Principal Continuous Improvement Engineer
- Curium
- Saint Louis, MO (15 miles from O Fallon, IL)
- 30+ days ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 30+ days ago
Salary Not Available Position range in St. Louis, MO-IL Metropolitan Statistical Area $76k - $122k Per Year Senior Principal Continuous Improvement Engineer Curium Occupation: Engineers, All Other...
In Person- ProMach
- Saint Louis, MO (15 miles from O Fallon, IL)
- 30+ days ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 30+ days ago
As a Process Engineer on our Statco-DSI team, you will work closely with our other internal team members as well as customers to craft top of industry process solutions....
In Person- US Steel Corp.
- Granite City, IL (14 miles from O Fallon, IL)
- 30+ days ago
- Granite City, IL (14 miles from O Fallon, IL)
- 30+ days ago
Job Description U. S. Steel has immediate openings for Process Control Engineers within its Process Control Systems group located in Granite City, IL. This high-profile role combines the...
In Person- Big River Steel
- Granite City, IL (14 miles from O Fallon, IL)
- 30+ days ago
- Granite City, IL (14 miles from O Fallon, IL)
- 30+ days ago
U. S. Steel has immediate openings for Process Control Engineers within its Process Control Systems group located in Granite City, IL. This high-profile role combines the challenges of project...
In PersonProcess Engineer Consumer & Life Solutions (Multiple Locations)
- Burns & McDonnell
- Saint Louis, MO (15 miles from O Fallon, IL)
- 60+ days ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 60+ days ago
Required or Master Degree in Chemical Engineering and 6 years process engineering experience. EPC project experience preferred....
In Person Full Time- Elementis
- Saint Louis, MO (15 miles from O Fallon, IL)
- 60+ days ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 60+ days ago
The Process Engineer enables the safe and reliable production at a low cost that meets or exceeds the customer requirements....
In PersonProcess Engineer III - Central Region
- CRB Group, Inc
- Saint Louis, MO (15 miles from O Fallon, IL)
- 90+ days ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 90+ days ago
Job Description The Process Engineer III plays a key role in leading the design for a defined scope of work-such as an area, a series of unit operations, or systems-within a project....
In PersonPrincipal Process Engineer - API + OSD
- Barry-Wehmiller
- Saint Louis, MO (15 miles from O Fallon, IL)
- 90+ days ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 90+ days ago
When you join Design Group as a Principal Process Engineer, you are joining a team that will challenge you and position you for growth....
In PersonSenior Process Engineer - Liquid Systems
- CRB Group, Inc
- Saint Louis, MO (15 miles from O Fallon, IL)
- 90+ days ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 90+ days ago
Qualifications Bachelor's degree in Chemical, Mechanical, or Process Engineering (ABET-accredited) 5+ years of experience in process engineering for liquid food or beverage systems, specifically in...
In PersonDemographic Data for O Fallon, IL
Moving to O Fallon, IL? Find some basic demographic data about O Fallon, IL below.
Process Engineer Online Courses and Training Opportunities
Salary for Process Engineer Jobs in O Fallon, IL
Required or preferred licenses and certifications for Process Engineer positions.
Highest Education Level
Process Engineers in O Fallon, IL offer the following education backgroundQualifications / Skill Sets
The following top skills are often required or desired to land a Process Engineer position
- Scale-Up
- Root Cause Corrective Action
- 5 Whys
- Process Simulation
- Material Review Board
- AS9100
- Materials Science
- Production Part Approval Process
- Control Plans
- Process Validation
- Failure Mode Effects Analysis
- Advanced Product Quality Planning
- Design of Experiments
- Quality Systems
- Supplier Quality
- Process Failure Mode and Effects Analysis
- DMAIC
- Industrial Engineering
- Minitab
- Manufacturing Engineering
- Quality Engineering
- Process Engineering
- Statistical Process Control
- Design for Manufacturability
- Quality Management Systems
- Validation
- Mechanical Engineering
- Process Controls
- ISO 9001
- Optimization
- Lean Manufacturing
- Process Development
- Corrective Actions & Preventive Actions
- Reliability
- Root Cause Analysis
- Supply Chain
- Lean Six Sigma
- Specifications
- Assembly
- Continuous Improvement
- Electrical
- Six Sigma
- Engineering
- Auditing
- Military Background
- Implementation
- Process Improvement
- Mentoring
- Investigation
- Documentation
- Troubleshooting
- Collaboration
- Data Analysis
- Bachelor's Degree
- Regulations
- Project Management
- Problem Solving
- Microsoft Office
- Microsoft Excel
- Scheduling
- Leadership
- Communication Skills
- AS9102
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