United States
Job
Principal Mechanical Engineer

Average Principal Mechanical Engineer with Computer Aided Design (CAD) Skills Salary at Northrop Grumman Corporation

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Employers
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$107,730
/ year

Avg. Base Salary (USD)
10%
$88k
MEDIAN
$108k
90%
$137k

The average salary for a Principal Mechanical Engineer is $107,730 in 2025

Base Salary
$88k - $137k
Bonus
$1k - $3k
Profit Sharing
$0 - $2k
Total Pay
$88k - $137k
Based on 24 salary profiles (last updated Feb 23 2024)
Is Average Principal Mechanical Engineer with Computer Aided Design (CAD) Skills Salary at Northrop Grumman Corporation your job title? Find out what you should be paid
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EXPLORE BY:
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Find your market worth – how it works:

Common Health Benefits for a Principal Mechanical Engineer

Medical
96%
Dental
96%
Vision
96%
None
4%

Gender Breakdown for Principal Mechanical Engineers

Male
82.6%
Female
17.4%
This data is based on 23 survey responses. Learn more about the gender pay gap.
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FAQs About Principal Mechanical Engineers

What is the highest pay for Principal Mechanical Engineers?

Our data indicates that the highest pay for a Principal Mechanical Engineer is $137k / year

What is the lowest pay for Principal Mechanical Engineers?

Our data indicates that the lowest pay for a Principal Mechanical Engineer is $88k / year

How can Principal Mechanical Engineers increase their salary?

Increasing your pay as a Principal Mechanical 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 Engineer that oversees more junior Principal Mechanical Engineers, this experience can increase the likelihood to earn more.

WHAT AM I WORTH?
What your skills are worth in the job market is constantly changing.
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