Jobs/Roles/Mechanical & Physical Systems

Mechanical & Physical Systems Jobs

Mechanical, aerospace, and physical-systems engineering roles at hard-tech companies.

2,514 open roles · Updated Sep 21, 2026

2,514 jobs

Overview Energy Spacecraft Structures Engineer

Ashburn, VA

$130k–$180k / year

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Energy & Climate

Cascade Space View Details

Remote · San Francisco, CA

$150k–$190k / year

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Aerospace

Astranis Mechanical Associate Engineer (Winter 2027)

San Francisco, CA

Job type: Mechanical & Physical Systems
Seniority: Entry-Level
Sector: Aerospace

Argo Space Mechanical Engineer

El Segundo, CA

Job type: Mechanical & Physical Systems
Seniority: Mid-Level
Sector: Aerospace

Volund Manufacturing Turbine Engine Designer

Huntington Beach, CA

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Manufacturing

Isomorphic Labs Research Leader (DMPK), Cambridge, MA

Cambridge, MA

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Bio & Health

Star Catcher Opto-Mechanical Engineer

Jacksonville, FL

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Aerospace

The Spaceport Company Mechanical Engineer

Merritt Island, FL

Job type: Mechanical & Physical Systems
Seniority: Mid-Level
Sector: Aerospace

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Heart Aerospace Staff/Principal Mechanical Design Engineer, Flight Mechanisms

Los Angeles, CA

Job type: Mechanical & Physical Systems
Seniority: Staff / Principal
Sector: Aerospace

Hextronics Mechanical Design Engineer

Miami, FL

Job type: Mechanical & Physical Systems
Seniority: Mid-Level
Sector: Aerospace

Aon3D Junior Material Scientist

Canada

Job type: Mechanical & Physical Systems
Seniority: Entry-Level
Sector: Manufacturing

Lambda Staff Mechanical Engineer - Data Center Cooling

San Francisco, CA · San Jose, CA

$349k–$465k / year

Job type: Mechanical & Physical Systems
Seniority: Staff / Principal
Sector: Compute & Semiconductors

Path Robotics Welding Engineer - NAVSEA Specialist

Los Angeles, CA

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Manufacturing

Clone Robotics Senior Mechanical Engineer

Poland

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Robotics

Quaise Energy Lead Reservoir Engineer

Denver, CO

$170k–$200k / year

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Energy & Climate

Durin Mechanical Engineer

El Segundo, CA

Job type: Mechanical & Physical Systems
Seniority: Mid-Level
Sector: Energy & Climate

Atom Computing Senior Mechanical Engineer - Instrumentation Hardware

Boulder, CO

$140k–$165k / year

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Compute & Semiconductors

Framework Computer Mechanical Engineer

Taiwan

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Compute & Semiconductors

Besxar Space Senior Material Science and Growth Engineer

Washington, D.C.

$165k–$234k / year

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Aerospace

Blue Water Autonomy Fluid System Development Engineer

Lexington, MA

$77k–$100k / year

Job type: Mechanical & Physical Systems
Seniority: Entry-Level
Sector: Defense

Blumen Systems Environmental Planning Engineer

San Francisco, CA

$120k–$180k / year

Job type: Mechanical & Physical Systems
Seniority: Entry-Level
Sector: Energy & Climate

Impulse Labs Mechanical Engineer

San Francisco, CA

$150k–$180k / year

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Energy & Climate

Cosmic Robotics Senior Mechanical Engineer

San Francisco, CA

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Robotics

Heirloom Senior Mechanical Engineer

Brisbane, CA

$145k–$210k / year

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Energy & Climate

Generalist AI Mechanical Engineer

Somerville, MA

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Robotics

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Frequently asked questions

How many mechanical & physical systems jobs are on BuildList?: There are currently 2,514 open mechanical & physical systems roles listed on BuildList, refreshed hourly straight from company career pages.
What kinds of companies are hiring mechanical & physical systems?: Ambitious, fast-growing companies building the future — across AI, defense, aerospace, robotics, energy, and more. You can filter the list by sector, company stage, experience level, and location.
Are there remote mechanical & physical systems jobs?: Yes. Use the location filter, or open the remote view for this role to see only fully-remote mechanical & physical systems openings.
How do I apply for mechanical & physical systems jobs?: Every listing links straight to the company's own application page — BuildList doesn't sit between you and the employer, so there's no account or middleman.