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How much does a Principal mechanical engineer make in Illinois?
$140,000
/ Annual
Based on 212 salaries
The average principal mechanical engineer salary in Illinois is $140,000 per year or $67.31 per hour. Entry level positions start at $136,000 per year while most experienced workers make up to $172,730 per year.
Median
$140,000
chart
Low
$136,000
High
$172,730

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