27 principle developer jobs at 22 companies in Oswego, IL
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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.
AI
2d
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Senior Software Engineer
Peoria or Chicago
$113k-$183k/yr OnsiteFull Time
Strong software development and SDLC expertise, Python application development, OOP principles, Git, CI/CD, AWS, Snowflake, software architecture, testing, and AI coding assistant experience.
Python, Git, Jenkins, GitHub Actions, Azure DevOps, AWS, Lambda, Kinesis, EventBridge, CloudWatch, CloudFormation, Dynamo, Fargate, S3, SageMaker, IAM, RDS, Snowflake, GitHub Copilot, Claude Code
3w
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Senior Full Stack Software Engineer - React/Java
Chicago, Illinois, United States
$113k-$188k/yr HybridFull Time
4+ YOE4+ years professional software experience, experience leading team-level projects, knowledge of micro-frontend principles, React and Java experience, GitHub Actions familiarity, strong communication and problem-solving.
React, Java, GitHub Actions
1w
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Entry-Level Engineer
Downers Grove, Illinois, United States
$78k-$83k/yr OnsiteFull Time
Bachelor of Science in engineering, engineering technology, construction management, or construction technology; engineering principles knowledge; effective verbal and written communication. Training provided.
2w
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Solutions Engineer
Schaumburg, Illinois, United States
$65k-$80k/yr OnsiteFull Time
1+ YOEBachelor’s degree in a technical or analytical field and 1–3 years in solutions engineering, technical sales, or product-focused consulting; requires SaaS architecture, consulting, and stakeholder skills.
SaaS, Blue Cross Blue Shield, Health Savings Account (HSA), Flexible Spending Account (FSA), Principal, Microsoft 401(k)
3d
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Process Engineer
Bedford Park, Illinois, United States
$84k-$113k/yr OnsiteFull Time
Bachelor's degree in engineering or a related technical discipline, plus experience optimizing industrial processes, leading process improvement initiatives, troubleshooting, supporting capital projects, and applying process engineering principles.
Process Flow Diagrams, P&IDs, Management of Change (MOC)
2w
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Associate Engineer
Glendale Heights, Illinois, United States
$65k-$77k/yr OnsiteFull Time
0+ YOEBachelor's degree in engineering or related technical discipline; entry-level to 2 years relevant experience; testing principles, technical writing, Microsoft Office, engineering software, and ability to lift 50 pounds.
Microsoft Office, CAD
1mo
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Senior Mechanical Development Engineer
Northbrook, Illinois, United States
OnsiteFull Time
5+ YOERequires 5+ years in mechanical engineering, a mechanical engineering or equivalent bachelor's degree, electromechanical systems experience, and expertise in precision motion control, first-principles design, and validation.
SolidWorks, Finite Element Analysis (FEA), Product Data Management (PDM), MIL-STD-810
2d
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Intern Engineer - Summer 2027
Chicago, Illinois, United States
$23-$35/hr OnsiteFull Time, Internship
High school diploma/GED and current enrollment in an accredited post-secondary engineering program required. Basic engineering calculations and principles; Microsoft Office proficiency. AutoCAD or MicroStation preferred.
Microsoft Office Suite, AutoCAD, MicroStation
1d
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Intern Engineer - Summer 2027
Chicago, Illinois, United States
$23-$35/hr OnsiteInternship, Full Time
Current enrollment in an accredited post-secondary engineering program plus a high school diploma/GED. Basic engineering principles and calculations; Microsoft Office proficiency. AutoCAD or MicroStation experience preferred.
Microsoft Office Suite, AutoCAD, MicroStation
4w
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Transmission Line Engineer
Chicago, Illinois, United States
$80k-$180k/yr OnsiteFull Time
5+ YOEBS in Civil or Electrical Engineering, 5+ years transmission line design experience, PE licensure (or obtain within 1 year), proficiency in transmission design principles, strong communication skills.
PLS-CADD
1mo
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Cyber SDC - Firewall Engineer - Manager
Chicago or United States
$145k-$266k/yr HybridFull Time
2+ YOE2-3 years network security experience with hands-on firewall experience; strong understanding of network protocols and security principles; Checkpoint/Tufin/Splunk/Netography experience; relevant certifications a plus.
Checkpoint, Tufin, Splunk, Netography
1mo
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Site Reliability Engineer III
Chicago, Illinois, United States
$114k-$155k/yr OnsiteFull Time
3+ YOE3+ years applied SRE experience, proficiency with SRE principles, Python/Java/Spring Boot/.Net, observability, CI/CD, container orchestration, and use of enterprise AI for operations.
Python, Java, Spring Boot, .Net
1mo
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Design Engineer I/II - Morris, IL
Morris, Illinois, United States
$65k-$75k/yr OnsiteFull Time
0+ YOEBachelor's in civil engineering (ABET), 0–4 years experience, proficiency with Civil 3D/Open Site, knowledge of engineering principles, strong writing and analytical skills, able to perform field visits.
Civil 3D, Open Site
3mo
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Expert Design Engineer (Deer Park, IL, IL, US, 60010)
Deer Park, Illinois, United States
$100k-$140k/yr OnsiteFull Time
5+ YOEBachelor's and Master's in engineering; 5-10+ years MEMS design/testing; MEMS principles; electrical/mechanical/solid-state knowledge; DOE; US work authorization.
DOE, MEMS characterization, data analysis, DFMEA
1mo
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Lead Product Safety and Compliance Engineer, Power Test (TERADYNE, Deer Park, IL)
Deer Park, Illinois, United States
$141k-$226k/yr OnsiteFull Time
10+ YOEBachelor's in Engineering, 10+ years in product safety/compliance, expertise with IEC/EN 61010-1, EMC principles, safety testing, and cross-functional project leadership; travel up to 10%.
IEC/EN 61010-1, SEMI S2, SEMI S8, IEC 60825-1, EMC
3w
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Product Development Intern
Oak Brook, Illinois, United States
$28/hr HybridMultiple Commitments Available
Internship applying food science principles to product development, optimization, quality improvement, ingredient testing, project management, presentations, and cross-functional collaboration.
Food science
3w
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Research Analyst
Deerfield, Illinois, United States
$100k-$150k/yr HybridFull Time
2+ YOERequires 2+ years of investment research experience, a bachelor's degree in a listed field, analytical and communication skills, investment principles knowledge, and proficiency with Microsoft Office and financial databases.
Microsoft Office, Bloomberg, Morningstar, Bipsync, FactSet
1mo
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Post-Doctoral Fellow, Research - Arms & Hands Lab - Dr. Milap Sandhu
Chicago, Illinois, United States
$47k-$79k/yr OnsiteFull Time
Doctorate-level academic knowledge, typically <4 years postdoctoral training, strong written and oral English, knowledge/interest in rehabilitation and biomedical/clinical principles, grant writing and publication experience.
3w
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Product Designer
Oak Brook, Illinois, United States
$55k-$65k/yr OnsiteFull Time
5+ YOERequires 5+ years in product design, product development, or a related creative field; design principles, color theory, Adobe Creative Suite, communication, collaboration, and problem-solving skills.
Adobe Creative Suite, Microsoft Office
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