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Chemical Process Engineer Jobs in Illinois, United States
70 chemical process engineer jobs from 43 companies hiring in Illinois, United States.
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Advanced Chemical Process Engineer
Rosemont, Illinois, United States
$106k-$133k/yr HybridFull Time
5+ YOEBachelor's in Chemical Engineering or related; 5+ years process engineering in industrial manufacturing; 5+ years process simulation with UniSim/HYSYS/AspenPlus; U.S. person per requirements.
UniSim Design, HYSYS, AspenPlus, C#.Net, Python, C++
2w
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Chemical Engineer Technical Expert (Biofuels) - Remote
Denver or United States
$119k-$203k/yr RemoteFull Time
15+ YOE15+ years in a technical chemical/biochemical role; biofuel/process design; project management; cost/schedule management; US citizenship.
1w
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Staff Process Engineer
Lisle, Illinois, United States
$110k-$150k/yr HybridFull Time
8+ YOEBachelor’s in Chemical Engineering; 8+ years experience; PE preferred; knowledge of P&ID, process simulations; lead teams; strong communication.
P&ID, Heat and material balances, Hydraulic calculations, Relief device sizing, ASME codes, API standards, Aspen Plus, HYSYS
2mo
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Senior Process Engineer
United States
$97k-$169k/yr RemoteFull Time
7+ YOEBachelor in chemical/process engineering; 7+ years in landfill gas to energy or RNG/gas processing; PE preferred.
AutoCAD, P&ID, Microsoft Office
2mo
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Sr Engineer Process
Downers Grove, Illinois, United States
OnsiteFull Time
15+ YOEBachelor's in Chemical Engineering; 15+ years as a Process Engineer in energy/chemical industries; PFD/P&ID, HAZOP/LOPA, hydraulic analysis; ASME/API 520/521; strong communication; process software proficiency; PE preferred.
AspenTech, PFD, P&ID, HAZOP/LOPA, hydraulic analysis, ASME, API 520/521
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Senior Process Engineer
Atlanta or Boise or Olympia or Columbus or Carson City or Oklahoma City or Concord or Albany or Tallahassee or Cheyenne or Little Rock or Santa Fe or Dover or Topeka or Helena or Baltimore or Sacramento or Trenton or Hartford or Denver or Montpelier or Baton Rouge or Des Moines or Peachtree Corners or Augusta or Frankfort or Nashville or Charleston or Pierre or Madison or Salt Lake City or Lincoln or Columbia or Indianapolis or Austin or Boston or Montgomery or Saint Paul or Raleigh or Providence or Jefferson City or Phoenix or Washington or Salem or Richmond or Springfield or Jackson or Lansing or Harrisburg or Bismarck
RemoteFull Time
10+ YOEBachelor’s in Chemical, Biochemical, or Mechanical Engineering; 10+ years in chemical/biochemical/pharma/process design; proven leadership; strong design and communication skills.
ASPEN Plus, HYSYS, CHEMCAD, Promax, PRO II, AFT Fathom, Arrow, PIPE-FLO, AutoCAD, MicroStation, Microsoft Word, Microsoft Excel, PowerPoint, Outlook
2w
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Process Design Engineer III/Senior Process Design Engineer
Robinson, Illinois, United States
$123k-$212k/yr OnsiteFull Time
4+ YOEBachelor's in chemical engineering; 4+ years refining/process engineering; US work authorization; valid driver’s license; PPE compliance in refinery.
Petrosim, MySep, KG Tower
1w
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Process Engineer
Batavia, Illinois, United States
$75k-$95k/yr HybridFull Time
Suncast: Manufactures resin home storage products and outdoor solutions.
Bachelor's in plastics technology or chemical engineering; injection molding experience; CAD ability; data-driven; capable of lifting up to 30 lbs; strong collaboration and on-floor involvement.
CAD, Microsoft Office, Injection Molding Equipment
3d
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Global Process Engineer (Aseptic)
North Chicago, Illinois, United States
$125k-$237k/yr HybridFull Time
6+ YOEMS or PhD in Mechanical, Chemical Engineering or related field with 6-8 years of pharmaceutical aseptic process design, equipment selection and operation experience.
2w
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Process Engineer Intern
Manteno, Illinois, United States
$1-$20/hr OnsiteMultiple Commitments Available
Pursuing or recently completed a bachelor’s degree in chemical engineering, materials engineering, electrochemistry, physical materials, or related engineering; basic manufacturing/process knowledge; strong data analysis and communication skills.
1mo
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Process Engineer - Plastic Compounding
Broadview, Illinois, United States
$65k-$95k/yr OnsiteFull Time
2+ YOEBachelor’s degree in Chemical, Mechanical, or Polymer Engineering; 2–5 years process engineering in polymer compounding/extrusion; lean/Six Sigma a plus; ERP experience; forklift operation is expected.
Microsoft Office 365, Microsoft Excel, ERP
2w
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Process Engineer - Decatur, IL
Decatur, Illinois, United States
$73k-$136k/yr OnsiteFull Time
2+ YOEBachelor’s in Engineering; 2+ years process engineering in chemical manufacturing or agricultural processing; troubleshooting, data analytics (PI Vision, PIaF, Excel, JMP); project management; strong problem solving; leadership and communication skills; willing to work in an industrial environment.
PI Vision, PIaF, Excel, JMP, DMAIC, MOC, P&ID, RCA
4w
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Principal Process Engineer
United States
$104k-$181k/yr RemoteFull Time
7+ YOEB.S. in Civil/Environmental or Chemical Engineering with 7+ years in water/wastewater; municipal wastewater experience; PE desirable; strong communication; knowledge of process technology.
Process design software, Membrane bioreactors (MBR), Reverse osmosis, Ultraviolet disinfection, Ozone treatment
1mo
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Junior Process Engineer - Home Office
Decatur, Illinois, United States
OnsiteFull Time
0+ YOEBS in Chemical Engineering; 0-1 years experience; knowledge of heat transfer, fluid flow, and chemical exchange; willingness to learn LCO2 refinery processes; travel up to 50% for major projects.
AutoCAD, Excel, Word, Visio, PowerPoint
2mo
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Process Development Engineer
Urbana, Illinois, United States
$70k-$90k/yr OnsiteFull Time
1+ YOEBachelor’s degree in Chemical or Mechanical Engineering; 1-3 years experience; experience with PFDs, P&IDs, process controls, solids/fluids handling, heat transfer; ability to scale processes; strong troubleshooting and communication; proficient in MS Office and AutoCAD.
MS Office, AutoCAD
1w
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Senior Process Engineer (Remote, OH, US)
United States
RemoteFull Time
5+ YOESenior Process Engineer with 5+ years of chemical process experience; remote work; strong safety, process design, and project leadership.
Excel, PowerPoint, SAP, Minitab, Microsoft Project
2mo
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Process Control Engineer
Elgin or Elgin
$85k-$95k/yr OnsiteFull Time
2+ YOEBachelor’s degree in Chemical or Electrical Engineering; 2-5 years’ DCS/automation experience; MES/SAP integration knowledge.
DCS (Emerson DeltaV), Honeywell, Yokogawa, SAP, MES, ISA standards
2mo
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Senior Process Engineer (Wastewater/Water Treatment)
Oak Brook, Illinois, United States
$110k-$165k/yr OnsiteFull Time
6+ YOESenior Process Engineer with wastewater/water treatment experience; BS in chemical or mechanical engineering; 6+ years experience; willing to travel; TWIC; valid driver’s license.
PFD, P&ID, Process Simulation, Flow Modeling
2mo
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Sr. Process Engineer (Cheese, RSPC, and Powder Project Manager)
Chicago, Illinois, United States
$130k-$165k/yr OnsiteFull Time
Lactalis USA: Produces and sells cheese, yogurt, and other dairy products.
5+ YOEBachelor’s in mechanical or chemical engineering; 5+ years in capital projects as project manager; food industry and dairy process experience; USDA/FDA regulated plant experience; advanced Excel, AutoCAD.
AutoCAD, Microsoft Office, Advanced Excel, Macros, Pivot tables, Piping and Instrumentation Diagrams (P&ID)
2d
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Process Safety Engineer - Decatur, IL
Decatur, Illinois, United States
$73k-$136k/yr OnsiteFull Time
5+ YOEBachelor’s or Master’s in Chemical Engineering; 5+ years of PSM experience; knowledge of the 14 elements of PSM; strong problem solving, leadership, and communication; able to work in plant environments.
Process Safety Management (PSM), Chemical engineering concepts
2w
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Process Automation and Control Engineer
West Virginia or United States
$108k-$158k/yr RemoteFull Time
3+ YOE3+ years in controls engineering; 5+ years in chemical/petrochemical/pharma environments; experience with DCS; willing to travel up to 25%.
DCS, PLC
2mo
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Sr. Process Engineer (Cheese, RSPC, and Powder Project Manager)
Chicago, Illinois, United States
$130k-$165k/yr OnsiteFull Time
5+ YOE5+ years on capital expenditure projects in dairy/food industry; mechanical or chemical engineering degree; USDA/FDA regulated plant experience; strong MS Office and CAD skills.
Microsoft Excel, Macros, Pivot Tables, AutoCAD, P&ID drawing
2mo
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Senior Coatings Process Engineer / SME - 27134 (Chicago, IL, Illinois, United States)
Chicago, Illinois, United States
$93k-$145k/yr OnsiteFull Time
5+ YOESenior Coatings Process Engineer with MIL-Spec coating experience; 5+ years experience; 3+ years with a Masters; 0 with PhD; 5+ years government/defense exposure; chemistry/chemical engineering background.
3w
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Staff Engineer - Process Engineering
Chicago, Illinois, United States
$117k-$154k/yr OnsiteFull Time
10+ YOE10 years in Quality/Design/Operations/Process/Manufacturing Engineering; Bachelor's in Materials Science & Engineering, Chemical Engineering, Industrial Engineering or related field; capable of independent ownership and cross-functional collaboration; budget/cost experience; strong technical and communication skills.
Microsoft Excel, Microsoft PowerPoint, CAD, P&IDs, Process controls, MS Office
1mo
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Director, Process Chemistry
United States
$210k-$230k/yr RemoteFull Time
12+ YOEAdvanced degree or commensurate experience in Chemistry/Pharmaceutical Sciences/Engineering; 12+ years in CMC for small molecule API; strong regulatory and external partner experience.
Chemistry, Process Development, cGMP, Regulatory Submissions, External Collaboration, CDMO/CRO Management
2mo
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Process Automation Intern
Decatur, Illinois, United States
$21-$25/hr OnsiteInternship
Pursuing a 4-year degree in Chemical, Electrical, Computer, Biological or Mechanical Engineering or related field; GPA 2.8+; valid work authorization; relocation to North America; summer internship May–August 2026; background check; physically demanding environment.
1w
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Production Engineer (Elwood, IL, US, 60421)
Elwood, Illinois, United States
$67k-$87k/yr OnsiteFull Time
3+ YOEBachelor of Science in Chemical Engineering; 3+ years in chemical industry; strong communication; solid understanding of chemical processes; troubleshooting and problem solving; proficient in MS Office.
Microsoft Office
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Pourline Engineer
West Chicago, Illinois, United States
OnsiteFull Time
FXI: Manufactures engineered foam for bedding, automotive, and industrial use.
Bachelor’s degree in Chemical or Mechanical Engineering; experience in polyurethane foam pouring or continuous process environments; SAP experience; strong analytical, troubleshooting, and communication skills.
SAP, manufacturing data systems
1w
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Plant Production Engineer (10238)
Chicago Heights, Illinois, United States
$85k-$121k/yr OnsiteFull Time
2+ YOEBachelor’s in Chemical Engineering or 2-5 years manufacturing/process/quality engineering; knowledge of Six Sigma/Lean/SPC; proficient in MS Office.
Six Sigma, Lean, SPC, Root Cause Analysis, 5S, Microsoft Office
3mo
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Senior Mechanical Engineer
West Chicago, Illinois, United States
$110k-$127k/yr OnsiteFull Time
INX International Ink: Develops and manufactures industrial printing inks and coatings.
10+ YOESenior mechanical engineer with 10+ years in chemical/process manufacturing; BS in mechanical engineering; proficient in AutoCAD and 3D modeling; travel up to 25%; strong troubleshooting and project management skills.
Autocad, Solidworks, Fusion 360, Navis Works, 3D modeling
1mo
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Production Engineer (13678)
Morris, Illinois, United States
OnsiteFull Time
3+ YOE1+ MgmtB.S. in Chemical or Mechanical Engineering; 3-5 years production experience in chemical facility; union environment experience; supervisory experience; SAP knowledge; PPE required; ability to manage multiple priorities; strong problem-solving and leadership; knowledge of plant processes, equipment, and products.
SAP
4d
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Principal Engineer, R&D - E2E Complex Processing Project Delivery
Glenview, Illinois, United States
$104k-$130k/yr HybridFull Time
4+ YOEBachelor’s degree in Chemical, Mechanical, or Food Engineering; 4+ years in R&D/Engineering; experience with processing tools (CQV, FMEA, CPRA); strong communication and project management.
MS Project, Smartsheet, Jira, SAP, Excel
1d
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Process Development Scientist Chicago (Kankakee, Illinois, US, 60901)
Kankakee or Chicago or Indianapolis or St. Louis or Minneapolis
$90k-$135k/yr RemoteFull Time
3+ YOEBachelor’s or higher in chemical/biotech field; 3+ years pharma development or purification experience; or Master/PhD with relevant experience.
Chromatography, Sterile Filtration, Depth Filtration, Tangential Flow Filtration, Viral Reduction Filtration, Microsoft Excel
2mo
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Advanced Process Control (APC) Consultant
Foxboro or Andover or Boston or Chicago or Dallas or Nashville or Raleigh or Atlanta
$127k-$144k/yr HybridFull Time
8+ YOEChemical/Control/Electrical Engineering degree; 8+ years in the process industry; extensive APC software experience; strong communication and problem-solving; willingness to travel up to 50%.
EcoStruxure Advanced Process Control, Aspen DMC, Honeywell Forge Advanced Process Control, Yokogawa PACE, DCS, HMI, Windows architectures, Networks
1mo
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Senior Bioprocess Scientist / Engineer
Champaign, Illinois, United States
$90k-$110k/yr OnsiteFull Time
3+ YOEPh.D. or M.S. in chemical/bioprocess engineering, biotechnology, biosciences; 3–5 years bioprocess development experience; strong DoE, statistics; LIMS experience; microbial cultivation and downstream processing; Python/Jupyter familiarity; excellent communication; project management.
DoE, Statistical Tools, LIMS, Python, Jupyter
2mo
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Research Engineer II – Electrochemical Systems (TEA)
Lemont, Illinois, United States
$94k-$147k/yr OnsiteFull Time
5+ YOEExperience modeling electrochemical and chemical processes; TEA; software skills; collaboration; communicate results.
Python, Microsoft Excel, TEA tools, Process modeling tools
1mo
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Executive Director, Process Sciences
United States
$320k-$360k/yr RemoteFull Time
10+ YOEPhD in Biochemistry/Chemical Engineering/Protein Chemistry or related; 10+ years biologics CMC; strong CRO/CDMO management; antibody process development; regulatory CMC experience.
Protein A chromatography, Ion Exchange (IEX), Hydrophobic Interaction Chromatography (HIC), SEC-MALS, CE-SDS, Mass Spectrometry, Biacore
1mo
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Sr. R&D Engineer
Tempe or Vernon Hills or Mannford
$113k-$187k/yr OnsiteFull Time
6+ YOEBS in Mechanical, Biomedical, or Chemical Engineering; 6–9 years in R&D or process development in regulated environment; ability to lead cross-functional teams; travel ~25%; experience with design validation and DOE; proficient with statistics software.
Statistical software
2mo
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Mgr, Engineering & Tech Services
Northbrook, Illinois, United States
$144k-$202k/yr OnsiteFull Time
10+ YOEBachelor’s in Mechanical, Chemical, or Process Engineering; 10+ years in manufacturing/chemical plant environment; safety and leadership skills.
2mo
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Manufacturing Engineering Manager
Montgomery, Illinois, United States
$114k-$150k/yr OnsiteFull Time
8+ YOE3+ MgmtBachelor’s in Mechanical, Chemical, or Plastics Engineering; 8–15+ years thermoplastic extrusion; prior engineering leadership in manufacturing; strong knowledge of flat die design, cooling, and gauge control.
HDPE extrusion, sheet extrusion, die design, process control
HiringCafe market data
Chemical Process Engineer Jobs market signals in Illinois, United States
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
70
Hiring companies
43
Fresh sample
42% new in 30d
Salary visibility
81% show pay
Companies appearing in this market
ADMAbbVieBrindley EngineeringHoneywellKraft HeinzZachry GroupArgonne National LaboratoryGotion High-tech
Work location mix in visible results
Onsite: 36Hybrid: 12Remote: 11
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