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Principal Engineer Jobs in Illinois.

All active Principal Engineer roles based in Illinois.

New engineering jobs daily on Telegram View Principal Engineer salary insights in Illinois
Total jobs
198
positions indexed
New today
0
last 24 hours
Companies
74
actively hiring
Worldwide remote
0
from anywhere

How many Principal Engineer jobs in Illinois are there right now?

There are 198 open Principal Engineer jobs in Illinois on JobsRadar right now, from 74 companies hiring directly. The board was last refreshed on September 23, 2026 at 21:47 UTC.

search: principal engineer in: Illinois Clear all
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Aviatrix
Principal Solution Engineer
Aviatrix
⚡ Apply early Chicago, Illinois, United Stat... Onsite $247,745–$291,465
● New 👁 Seen ✓ Applied 1d ago
Woolpert
Senior Mechanical Engineer
Woolpert
⚡ Apply early Chicago, IL; Coral Gables, FL;... · location restricted $139,200–$174,000
● New 👁 Seen ✓ Applied 1d ago
Geneva Trading
Trade Support Engineer Intern
Geneva Trading
⚡ Apply early Chicago Office Onsite $62,400–$72,800
● New 👁 Seen ✓ Applied 1d ago
Northern Trust
Sr Lead SW Support Engineer
Northern Trust
⚡ Apply early Chicago, IL Onsite $99,600–$169,200
● New 👁 Seen ✓ Applied 1d ago
RLI Corp
Sr. Data Engineer - Snowflake (Peoria, IL or Chicago, IL)
RLI Corp
⚡ Apply early Peoria, IL Onsite $96,264–$137,657
● New 👁 Seen ✓ Applied 1d ago
Northrop Grumman
Sr. Principal Embedded Software Engineer
Northrop Grumman
⚡ Apply early United States-Illinois-Rolling... Onsite $135,800–$203,600
● New 👁 Seen ✓ Applied 1d ago
Northern Trust
Sr Lead Software Engineer, AI Security Platform
Northern Trust
⚡ Apply early Chicago, IL Onsite $114,500–$194,700
● New 👁 Seen ✓ Applied 1d ago
Northrop Grumman
Engineer/Principal Systems Engineer (Electrical Engineering)
Northrop Grumman
⚡ Apply early United States-Illinois-Rolling... Onsite $87,600–$131,400
● New 👁 Seen ✓ Applied 1d ago
Relativity
Staff Software Engineer
Relativity
⚡ Apply early Illinois Onsite $174,000–$262,000
● New 👁 Seen ✓ Applied 1d ago
Okta
Senior Forward Deployed Engineer - Okta for AI Agents
Okta
⚡ Apply early Bellevue, Washington; Chicago,... Onsite $200,000–$275,000
● New 👁 Seen ✓ Applied 2d ago
Okta
Principal Forward Deployed Engineer - Okta for AI Agents
Okta
⚡ Apply early Bellevue, Washington; Chicago,... Onsite $269,000–$369,000
● New 👁 Seen ✓ Applied 2d ago
ME
Senior Supplier Quality Engineer
Medtronic
⚡ Apply early Chicago, Illinois, United Stat... Onsite $99,200–$148,800
● New 👁 Seen ✓ Applied 2d ago
Northrop Grumman
Principal Network Cloud Communications
Northrop Grumman
⚡ Apply early United States-California-Redon... Onsite $89,400–$155,400
● New 👁 Seen ✓ Applied 2d ago
Northern Trust
Sr Principal Software Engineer, AI Security Platform
Northern Trust
⚡ Apply early Chicago, IL Onsite $164,600–$288,000
● New 👁 Seen ✓ Applied 2d ago
Woolpert
Senior Electrical Engineer
Woolpert
⚡ Apply early Chicago, IL; Coral Gables, FL;... · location restricted $139,200–$174,000
● New 👁 Seen ✓ Applied 2d ago
Advanced Technology Services
Facilities Project Engineer (On-site)
Advanced Technology Services
⚡ Apply early United States- Peoria, Illinoi... Onsite $93,609–$119,718
● New 👁 Seen ✓ Applied 5d ago
Zscaler
Principal AI Security Specialist - Central
Zscaler
⚡ Apply early Remote - Illinois, USA; Remote... · location restricted $175,875–$251,250
● New 👁 Seen ✓ Applied 5d ago
Adobe
Senior AI Systems Engineer — C++ / Applied AI
Adobe
⚡ Apply early San Jose Onsite $159,200–$301,600
● New 👁 Seen ✓ Applied 5d ago
Aprio
Senior Cybersecurity Engineer
Aprio
⚡ Apply early Atlanta, GA · location restricted
● New 👁 Seen ✓ Applied 5d ago
Johnson & Johnson
Platform Engineer - Customer Service
Johnson & Johnson
⚡ Apply early Raritan, New Jersey, United St... Onsite $102,000–$177,100
● New 👁 Seen ✓ Applied 5d ago
Johnson & Johnson
Platform Engineer – Service & Repair
Johnson & Johnson
⚡ Apply early Raritan, New Jersey, United St... Onsite $102,000–$177,100
● New 👁 Seen ✓ Applied 5d ago
Johnson & Johnson
Platform Engineer - Marketing
Johnson & Johnson
⚡ Apply early Raritan, New Jersey, United St... Onsite $102,000–$177,100
● New 👁 Seen ✓ Applied 5d ago
Northern Trust
Sr Associate, SW Eng
Northern Trust
⚡ Apply early Chicago, IL Onsite $88,900–$151,100
● New 👁 Seen ✓ Applied 5d ago
Advanced Technology Services
Onsite Controls Engineer (Industrial)
Advanced Technology Services
⚡ Apply early United States- Pontiac, Illino... Onsite $80,697–$103,205
● New 👁 Seen ✓ Applied 6d ago
Geneva Trading
AI Engineer Internship - Summer 2027
Geneva Trading
⚡ Apply early Chicago Office Onsite $114,400–$135,200
● New 👁 Seen ✓ Applied 6d ago

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Frequently asked questions

How many Principal Engineer jobs in Illinois are open right now?
198 Principal Engineer jobs in Illinois are open across 74 companies, as of September 23, 2026.
Which companies are hiring Principal Engineer jobs in Illinois?
Aviatrix, Woolpert, Geneva Trading, Northern Trust and RLI Corp are among the 74 companies currently hiring Principal Engineer jobs in Illinois.
How current are these listings?
Every listing comes straight from the employer’s own careers system and is re-checked three times a day. This page was last updated on September 23, 2026 at 21:47 UTC.

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