Average Principal Mechanical Design Engineer Salary

$119,951
Avg. Base Salary (USD)
25%
$103k
MEDIAN
$120k
75%
$133k

The average salary for a Principal Mechanical Design Engineer is $119,951 in 2025

Base Salary
$103k - $133k
Bonus
$0 - $10k
Total Pay
$115k - $147k
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FAQs About Principal Mechanical Design Engineers

What is the highest pay for Principal Mechanical Design Engineers?

Our data indicates that the highest pay for a Principal Mechanical Design Engineer is $NaN / year

What is the lowest pay for Principal Mechanical Design Engineers?

Our data indicates that the lowest pay for a Principal Mechanical Design Engineer is $NaN / year

How can Principal Mechanical Design Engineers increase their salary?

Increasing your pay as a Principal Mechanical Design Engineer is possible in different ways. Change of employer: Consider a career move to a new employer that is willing to pay higher for your skills. Level of Education: Gaining advanced degrees may allow this role to increase their income potential and qualify for promotions. Managing Experience: If you are a Principal Mechanical Design Engineer that oversees more junior Principal Mechanical Design Engineers, this experience can increase the likelihood to earn more.