371 principal engineer jobs at 131 companies in Zion, IL
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Principal Engineer
Chicago, Illinois, United States
$245k-$285k/yr HybridFull Time
Principal-level experience spanning software architecture, AI engineering, and DevOps, including domain-driven design, agent systems, infrastructure-as-code, GitOps, CI/CD, and production systems in high-growth environments.
Rust, TypeScript, Python, AWS, Terraform, GitOps, CI/CD, LLM, MCP
17h
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Principal Engineer
North Chicago, Illinois, United States
$110k-$209k/yr OnsiteFull Time
10+ YOEBachelor's degree in engineering, science, or related discipline desired, 10+ years of engineering or operations experience, project management expertise, financial systems competency, and strong collaboration skills.
1w
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Principal Engineer
Milwaukee, Wisconsin, United States
OnsiteFull Time
10+ YOEBachelor's degree in mechanical engineering or related field, 10+ years of engineering experience, CAD and simulation expertise, manufacturing knowledge, cross-functional development experience, and travel up to 10%.
CAD, simulation, engineering analysis tools
1mo
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Principal Engineer
West Allis, Wisconsin, United States
$38-$53/hr OnsiteFull Time
3+ YOEBachelor's in Civil Engineering required, PE preferred (obtainable within a year), 3+ years municipal engineering experience, CAD/GIS ability, Microsoft Office and Adobe Acrobat proficiency, strong writing and math skills.
CAD, GIS, Microsoft Outlook, Microsoft Word, Microsoft Excel, Adobe Acrobat
2mo
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Principal Engineer
Milwaukee, Wisconsin, United States
OnsiteFull Time
10+ YOEBSc in Mechanical Engineering or Engineering Mechanics (MS preferred), 10+ years design experience, strong 3D CAD (ProE, Solidworks, NX) and FEA skills, mechanical/materials knowledge, test regimen development, team leadership, up to 10% travel.
ProE, Solidworks, NX, FEA
1d
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Principal Engineer - Transport
Chicago, Illinois, United States
$150k-$225k/yr OnsiteFull Time
10+ YOEBachelor's degree required; master's in civil or structural engineering preferred. Requires 10–25 years of design and field experience, Illinois professional licensure, AutoCAD, structural analysis/design, communication, and travel availability.
AutoCAD, BIM
3w
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Principal Engineer - Gas Detection
Northbrook, Illinois, United States
$142k-$155k/yr HybridFull Time
5+ YOEBachelor’s degree in engineering, 5–10 years of gas and vapor detection experience, NFPA 72 knowledge, safety engineering expertise, technical writing, presentation, project management, and communication skills.
NFPA 72, ISO Standards, ULSE Standards, Certification Requirement Decisions (CRDs), Technical Guidance Documents (TGDs), Standardized Appendix Pages (SAPs), Follow-up Inspection Instructions (FUIIs)
3d
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Principal Packaging Engineer
Bedford Park or Indianapolis or North Kansas City
$124k-$165k/yr OnsiteFull Time
Bachelor’s degree in engineering and substantial industrial packaging engineering experience, including bulk powder equipment, mechanical systems, troubleshooting, design, safety, GMP, technical leadership, and cross-functional collaboration.
P&ID, robots, metal detection, force flow packers, screeners, magnets, control systems
4w
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Principal Engineer, R&D
Deerfield or Illinois or Chicago
$112k-$154k/yr HybridFull Time
5+ YOEBachelor's degree in engineering and 5+ years in product development; expertise in design documentation, manufacturing transfer, 3D CAD, prototyping, testing, and regulated design controls.
3D CAD, FDA, ISO, IEC, CAPA, DHF, TQM, ESPP, EAP
4w
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Sr Principal Engineer, Automation Projects
Round Lake, Illinois, United States
$128k-$176k/yr OnsiteFull Time
8+ YOEBachelor of Science in Engineering required (Mechanical preferred),8+ years engineering experience, SolidWorks experience, aseptic/cGMP manufacturing preferred, project leadership, domestic/international travel up to 20%.
SolidWorks
2mo
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Principal Engineer Process
Rolling Meadows, Illinois, United States
$98k-$148k/yr OnsiteFull Time
5+ YOEBachelor’s or Master’s in engineering with 3-5 years (MS: 3+ yrs) in opto-mechanical/EOIR; ability to obtain Secret clearance; US citizenship; 10% travel; on-site Rolling Meadows, IL.
1mo
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Principal/Sr. Principal Systems Engineer
Rolling Meadows, Illinois, United States
$109k-$204k/yr OnsiteFull Time
5+ YOESTEM degree with 5+ years (Principal) or 8+ years (Sr Principal) experience, proficiency in systems thinking, model-based systems engineering, simulation/mission modeling, and listed software/tools; U.S. citizenship and active government clearance required.
MATLAB, C, C++, CUDA, VHDL, OpenCL, SysML, Python, Cameo, Rhapsody, AFSIM, STK, BRAWLER, ATCOM, ONESAF, DOORS, ClearCase, ClearQuest
1w
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Principal Engineer - Product Design
Mount Prospect or Illinois
$120k-$150k/yr HybridFull Time
Bachelor's degree or equivalent experience; extensive customer-centric product development experience; advanced SolidWorks or Creo 3D design proficiency; leadership across multidisciplinary global teams.
SolidWorks, Creo, CAD
2mo
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Principal Engineer, Agentic Journey Engineering Lead
Chicago, Illinois, United States
HybridFull Time
12+ YOE5+ MgmtBachelor's degree in CS/AI/Data Science, 12+ years application engineering experience with 5+ years lead experience and 2+ years building production GenAI/agentic solutions; strong Python, C#, JavaScript skills and hands-on Microsoft Copilot Studio, Power Platform, Dynamics 365, Dataverse, Azure, and CI/CD experience.
Microsoft Copilot Studio (M365), Microsoft Power Apps, Microsoft Power Automate, Microsoft Power Platform connectors, Microsoft Dynamics 365, Microsoft Outlook, Microsoft Teams, Microsoft SharePoint, Dataverse, Power BI, PowerApps Component Framework (PCF), Adaptive Cards, Bot Framework, Azure, Azure DevOps, Azure Integration Services, Azure OpenAI, Semantic Kernel, Python, C#, JavaScript, Git, API Management, EIS Suite
1mo
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Principal Engineer - Packaging Equipment
Omaha or Chicago or Denver
$109k-$159k/yr RemoteFull Time
7+ YOEBachelor's in Mechanical/Robotics/Packaging Engineering,7+ years food manufacturing packaging design,automation and project engineering experience,USDA/FDA-regulated environment experience,team leadership,automation/robotics expertise.
3mo
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Principal Controls Engineer (Team Lead)
Oak Creek, Wisconsin, United States
OnsiteFull Time
8+ YOE8+ years of progressive controls engineering experience in manufacturing; strong PLC/HMI, industrial networking, project leadership
Allen-Bradley PLC, Siemens PLC, HMI/SCADA, FactoryTalk View, Ignition, AutoCAD Electrical, EPLAN
1mo
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Principal Engineer- Permits
Libertyville, Illinois, United States
$95k-$107k/yr OnsiteFull Time
6+ YOEBachelor's in Civil Engineering, Illinois PE license, minimum 6 years experience, valid driver's license, regulatory and program management skills, strong communication and problem-solving.
1mo
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Sr. Principal Engineer, R&D - E2E Complex Processing Project Delivery
Glenview or Warrendale
$121k-$151k/yr HybridFull Time
8+ YOEBachelor's in engineering required (MS/PhD preferred), minimum 8 years R&D/engineering experience in food, consumer goods or similar; experience with pilot trials, scale-up, CQV/FMEA/CPRA, project management and cross-functional execution.
MS Project, Smartsheet, Jira, Microsoft Excel, SAP
2mo
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Sr. Principal Engineer, R&D - E2E Complex Processing Project Delivery
Glenview or Warrendale
$121k-$151k/yr HybridFull Time
8+ YOEBachelor's in engineering required (MS/PhD preferred), 8+ years R&D/engineering experience in consumer goods/food/pharma, hands-on end-to-end processing project delivery, CQV/FMEA/CPRA experience, project tool and ERP proficiency.
CQV, FMEA, CPRA, Microsoft Project, Smartsheet, Jira, Microsoft Excel, SAP
1w
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Principle Engineer- SPAM
Jersey City or Chicago
$150k-$200k/yr HybridFull Time
Principal-level technical expertise in platform operations, anti-abuse, routing, monitoring, reliability, automation, regulatory controls, and cross-functional technical leadership.
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