Principal Mechanical Engineer I Jobs

4,471 principal mechanical engineer i jobs. Top employers: SpaceX, Anduril Industries, Thales Alenia Space, and 5 more. Salaries from $30K–$500K. Most roles in San Francisco, Costa Mesa, California, United States, San Francisco, CA, US.

4,471open positions

Find Your Next Role

4,471 Open Positions

Principal Mechanical Engineer

San Diego, CA$10 - $15/hour Full Time

Mechanical Engineer I

Louisville, CO$77K - $106K Full Time

Aerospace Engineering

Mechanical Engineer I (Onsite)

El Segundo, CA Full Time

Aerospace Engineering

Mechanical Engineer I

Silver Spring, MD$65K - $85K Full Time

Aerospace Engineering

Mechanical Engineer - Aerospace

Folsom, CA +3$103K - $199K Full Time

Aerospace Engineering

Mechanical Test Engineer I

Long Beach, CA$90K - $116K Full Time

StarlinkMechanical

Mechanical Engineer

Anderson, TX Full Time

StarlinkMechanical

Inversion Space

Avionics Mechanical Engineer I

Playa Vista, CA$77K - $116K Full Time

Relativity Space

Vehicle Mechanisms Engineer I - 2026 Graduate

Long Beach, CA$90K - $136K Full Time

Manufacturing Engineer I

Louisville, CO$73K - $101K Full Time

Standard Nuclear

Mechanical Engineer

Oak Ridge, TN Full Time

Anduril Industries

2027 Mechanical Engineer Intern

Dublin, Ireland Full Time

Electro - Mechanical Technician I

Longmont, CO$22.68 - $31.74/hour Full Time

Mechanical Engineer - Mechanisms (III, Senior)

Merritt Island, FL Full Time

Mechanisms Engineer

Long Beach, CA$112K - $230K Full Time

Showing 15 of 4,471 jobs

Principal Mechanical Engineer I Salary Ranges

Salary data from 1891 principal mechanical engineer i postings.

Average

$162,630

per year

Range

$15,000 - $1,000,000

per year

Jobs with Salary

1891

positions

* Estimates from posted ranges. Your actual offer depends on experience, location, and company budget.

Companies Hiring for Principal Mechanical Engineer I Roles

Companies hiring for principal mechanical engineer i roles.

Anduril Industries

Thales Alenia Space

Where Principal Mechanical Engineer I Jobs Are Located

Browse jobs by location.

San Francisco(2047)Costa Mesa, California, United States(1185)San Francisco, CA, US(923)Remote(741)Hawthorne, CA(682)San Francisco, CA(592)

Common Principal Mechanical Engineer I Job Titles

Auxiliaire de vie H/F229 Senior Software Engineer139 Software Engineer134 Forward Deployed Engineer132 Enterprise Account Executive122 Board Certified Behavior Analyst (BCBA)114 Aide à domicile H/F113 Founding Engineer113

Companies hiring for principal mechanical engineer i roles.

Anduril Industries

Thales Alenia Space