How much does a Principal Mechanical Engineer make?

Updated Jul 29, 2021

Industry

Employer Size

Experience

$130,489 /yr
Average Base Pay

274 salaries

$102K

Low

$130K

Average

$167K

High

No additional cash compensation has been reported for this role

The national average salary for Principal Mechanical Engineer is $130,489 per year in United States. Filter by location to see Principal Mechanical Engineer salaries in your area. Salaries estimates are based on 274 salaries submitted anonymously to Glassdoor by Principal Mechanical Engineer employees.

Seniority Levels

L5
Principal Mechanical Engineer$130,489 /yr
L6
Senior Principal Mechanical Engineer$151,180 /yr
Career Path

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Related Job Titles

Associate Mechanical Engineer

$75,901

per year

Mechanical Design Engineer

$78,740

per year

MEMS

$52,300

per year

Mechanical Engineering Technician

$57,486

per year

Salaries by Company

Location

or

Find a Specific Employer

Sort:

Company

Average Base Salary in (USD)

Range

Northrop Grumman
4

Northrop Grumman

Principal Mechanical Engineer

$103,428

 /yr
Range: $85K - $122K
31 salaries
See 32 salaries from all locations

$85K

$122K

$85,463 - $122,000 Range

Raytheon Technologies
3.9

Raytheon Technologies

Principal Mechanical Engineer

$138,047

 /yr
Range: $116K - $160K

$116K

$160K

$115,668 - $160,222 Range

BAE Systems USA
3.8

BAE Systems USA

Principal Mechanical Engineer

$118,211

 /yr
Range: $105K - $156K

$105K

$156K

$105,462 - $156,000 Range

Orbital ATK
3.6

Orbital ATK

Principal Mechanical Engineer

$121,123

 /yr
Range: $112K - $134K

$112K

$134K

$112,193 - $133,596 Range

Westinghouse
2.9

Westinghouse

Principal Mechanical Engineer

$120,032

 /yr
Range: $112K - $125K

$112K

$125K

$112,233 - $125,390 Range

Honeywell
3.7

Honeywell

Principal Mechanical Engineer

$123,337

 /yr
Range: $110K - $132K

$110K

$132K

$109,665 - $132,021 Range

Medtronic
4.1

Medtronic

Principal Mechanical Engineer

$136,953

 /yr
Range: $124K - $157K

$124K

$157K

$123,559 - $157,412 Range

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Ecolab
3.7

Ecolab

Principal Mechanical Engineer

$92,843

 /yr
Range: $88K - $103K

$88K

$103K

$87,987 - $102,607 Range

Rockwell Collins
3.7

Rockwell Collins

Principal Mechanical Engineer

$134,865

 /yr
Range: $110K - $179K

$110K

$179K

$110,467 - $179,290 Range

CareFusion
2.8

CareFusion

Principal Mechanical Engineer

$115,327

 /yr
Range: $107K - $141K

$107K

$141K

$106,803 - $140,797 Range

Worley
3.6

Worley

Principal Mechanical Engineer

$138,226

 /yr
Range: $118K - $149K

$118K

$149K

$117,712 - $148,993 Range

Parsons Corporation
3.9

Parsons Corporation

Principal Mechanical Engineer

$133,889

 /yr
Range: $109K - $164K

$109K

$164K

$109,012 - $163,793 Range

ams OSRAM
3.5

ams OSRAM

Principal Mechanical Engineer

$108,730

 /yr
Range: $89K - $129K

$89K

$129K

$88,651 - $128,528 Range

QinetiQ US
2.7

QinetiQ US

Principal Mechanical Engineer

$126,032

 /yr
Range: $115K - $131K

$115K

$131K

$114,886 - $130,971 Range

Microsoft
4.4

Microsoft

Principal Mechanical Engineer

$213,942

 /yr
Range: $147K - $223K

$147K

$223K

$147,022 - $223,426 Range

Stryker
4.2

Stryker

Principal Mechanical Engineer

$115,441

 /yr
Range: $112K - $123K

$112K

$123K

$111,692 - $122,931 Range

Halliburton
3.6

Halliburton

Principal Mechanical Engineer

$118,681

 /yr
Range: $110K - $143K

$110K

$143K

$109,576 - $142,982 Range

BD
3.9

BD

Principal Mechanical Engineer

$131,820

 /yr
Range: $115K - $135K

$115K

$135K

$115,084 - $135,384 Range

Baxter
3.9

Baxter

Principal Mechanical Engineer

$104,379

 /yr
Range: $87K - $121K

$87K

$121K

$86,877 - $120,884 Range

Fluor
3.9

Fluor

Principal Mechanical Engineer

$173,709

 /yr
Range: $169K - $204K

$169K

$204K

$168,682 - $204,151 Range

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Frequently asked questions about a Principal Mechanical Engineer salaries

The national average salary for a Principal Mechanical Engineer is $130,489 per year in United States. Filter by location to see a Principal Mechanical Engineer salaries in your area. Salaries estimates are based on 274 salaries submitted anonymously to Glassdoor by a Principal Mechanical Engineer employees.

The highest salary for a Principal Mechanical Engineer in United States is $167,344 per year.

The lowest salary for a Principal Mechanical Engineer in United States is $101,751 per year.

If you are thinking of becoming a Principal Mechanical Engineer or planning the next step in your career, find details about the role, the career path and salary trajectory of a Principal Mechanical Engineer.

Recent Salary Reports

Below are the most recent principal mechanical engineer salary reports. Employer name has been removed to protect anonymity.

$144,000
per year
A Principal Mechanical Engineer I in the Hagerstown, MD Area area reported making $144,000 per year
Additional Pay
$6k cash bonus
Job Highlights
10+ years experience
Hagerstown, MD Area area
Full-time
 
1001 to 5000 employees
Company - Private
$110,000
per year
A Principal (Mechanical) Engineer in the Washington, DC Area area reported making $110,000 per year
Job Highlights
8-10 years experience
Washington, DC Area area
Full-time
 
1 to 50 employees
Company - Private
$125,000
per year
A Principal Mechanical Engineer in the Boston, MA Area area reported making $125,000 per year
Additional Pay
$5k cash bonus
Job Highlights
10+ years experience
Boston, MA Area area
Full-time
 
501 to 1000 employees
Subsidiary or Business Segment
$132,000
per year
A Principal Mechanical Engineer in the Muscatine, IA Area area reported making $132,000 per year
Additional Pay
$48k cash bonus
Job Highlights
10+ years experience
Muscatine, IA Area area
Full-time
 
10000+ employees
Company - Public
$100,000
per year
A Principal Mechanical Design Engineer in the Los Angeles, CA Area area reported making $100,000 per year
Job Highlights
8-10 years experience
Los Angeles, CA Area area
Full-time
 
10000+ employees
Company - Public
$175,000
per year
A Principal Mechanical Engineer in the Boston, MA Area area reported making $175,000 per year
Additional Pay
$30k cash bonus
Job Highlights
10+ years experience
Boston, MA Area area
Full-time
 
10000+ employees
Company - Public
$125,000
per year
A Principal Mechanical Engineer in the Tucson, AZ Area area reported making $125,000 per year
Additional Pay
$6k cash bonus
Job Highlights
10+ years experience
Tucson, AZ Area area
Full-time
 
10000+ employees
Company - Public
$155,000
per year
A Principal Mechanical Engineer in the San Jose, CA Area area reported making $155,000 per year
Additional Pay
$23k cash bonus
$30k stock bonus
Job Highlights
10+ years experience
San Jose, CA Area area
Full-time
 
1001 to 5000 employees
Company - Public
$162,931
per year
A Principal Mechanical Engineer in the Boston, MA Area area reported making $162,931 per year
Additional Pay
$15k cash bonus
$5k stock bonus
$10k profit sharing
Job Highlights
10+ years experience
Boston, MA Area area
Full-time
 
51 to 200 employees
Company - Private
$150,000
per year
A Principal Staff Mechanical Engineer in the Chicago, IL Area area reported making $150,000 per year
Job Highlights
10+ years experience
Chicago, IL Area area
Full-time
 
1001 to 5000 employees
Company - Private
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