25 principle developer jobs at 24 companies in Chicago Loop, IL
2mo
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Entry-Level Engineer
Downers Grove, Illinois, United States
$78k-$83k/yr OnsiteFull Time
Bachelor of Science in an Engineering discipline or Construction Management; knowledge of engineering principles; effective communication.
Scheduling software
1w
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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
1d
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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)
2mo
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General Engineer
Oakbrook Terrace, Illinois, United States
$92k-$138k/yr OnsiteFull Time
4+ YOEBachelor's in Engineering or PE required, 4+ years engineering experience, ability to analyze electrical systems, knowledge of engineering principles, and experience with power system analysis tools.
CYMDIST, PSS\\E, Python, PLS-CAD, Pole Foreman, Power BI
5d
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Associate Quality Engineer
Burns Harbor, Indiana, United States
OnsiteFull Time
Bachelor's degree in metallurgical, materials science, or chemical engineering; metallurgical principles, communication, teamwork, Microsoft Office, and problem-solving skills required.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Access
3w
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Quality Engineer Intern
Mokena, Illinois, United States
$24-$28/hr OnsiteFull Time
Pursuing Bachelor's or Master's in engineering, knowledge of quality principles and testing, statistical analysis familiarity, strong problem-solving and communication skills, proficiency with Microsoft Office.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint
2mo
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Continuous Improvement Engineer II
Whitewater, Wisconsin, United States
OnsiteFull Time
3+ YOEBachelor’s in Engineering; 3 years CI/Lean experience; Lean principles and tools; project leadership.
Lean, GMS, Value Stream Mapping, Kaizen, Standard Work, 5S, SMED, Root Cause Analysis
1w
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Senior Java Engineer IRC301764
Chicago, Illinois, United States
$120k-$130k/yr OnsiteFull Time
10+ YOEExpertise in Java, Spring Boot, Microservices, Azure, JPA/Hibernate, REST APIs, MySQL, Postman/Swagger; strong design principles, Agile experience, and software architecture skills.
Java, Spring Boot, Microservices, Microsoft Azure, JPA, Hibernate, MySQL, REST APIs, Postman, Swagger, Redis, Elasticsearch
1w
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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
2w
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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
2w
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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
2mo
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General Engineer - T&S Relay Engineering
Oakbrook Terrace, Illinois, United States
$92k-$127k/yr HybridFull Time
4+ YOEBachelor of Science in Engineering or Licensed Professional Engineer; 4-7 years engineering experience; knowledge of electrical/mechanical systems; strong problem-solving and engineering principles; familiarity with field test equipment; multiple degree/license combinations may reduce OJT.
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
6d
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Returning Co-op Engineer- Fall/Winter/Spring 2026-2027-Great Lakes Division (For Current/Former HNTB Co-ops only)
Milwaukee or Valparaiso or Sterling Heights or East Lansing or Ashwaubenon or Jackson or Indianapolis or Downers Grove or Detroit or Allen Park or Cleveland or Grand Rapids or Columbus or Westfield or Blue Ash or Chicago or Minneapolis or Madison
OnsiteFull Time, Internship
High school diploma/GED and current enrollment in an accredited post-secondary engineering program. Basic engineering calculations, Microsoft Office Suite proficiency, and introductory engineering principles required.
Microsoft Office Suite
2w
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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
6d
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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
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.
1mo
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Microbiologist II
Lincolnshire, Illinois, United States
$28/hr OnsiteFull Time
2+ YOEBS in Microbiology or related science, minimum 2 years regulated commercial lab experience, knowledge of scientific principles, cGMP/GLP/ISO standards, aseptic technique, media preparation, and recordkeeping.
LIMS
5d
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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
19h
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Supervisory Budget Analyst
Salt Lake City or Seattle or Phoenix or Los Angeles or San Francisco or Denver or Washington or Miami or Atlanta or Chicago or Indianapolis or New Orleans or Boston or Minneapolis or Kansas City or Albuquerque or New York or Oklahoma City or Portland or Austin
$106k-$173k/yr OnsiteFull Time
1+ YOEOne year of specialized experience equivalent to GS-12 applying accounting principles, executing appropriations, developing complex budgets, consolidating financial data, and advising program and management officials.
USAJOBS, USA Hire, Microsoft Excel, Electronic Human Resources Applications (eHR Apps), Electronic Performance Management Application (ePMA)
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