Jobs/Roles/Mechanical & Physical Systems

Mechanical & Physical Systems Jobs

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

2,546 open roles · Updated Sep 22, 2026

2,546 jobs

Aalo Atomics Senior Structural Engineer

Austin, TX

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

Fervo Energy Commissioning Engineering Internship

Milford, UT

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

Rivian Staff Service Engineer, Thermal Management Systems

Irvine, CA · Plymouth, MI

$138k–$172k / year

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

Radiant Senior Civil Engineer, Concrete Structures

El Segundo, CA

$134k–$185k / year

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

Archer Lead Platform Design & Integration Engineer – Special Programs

San Jose, CA

$138k–$190k / year

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

Neuralink Mechanical Engineer, Robotics (CONVOY)

Austin, TX · South San Francisco, CA

$90k–$226k / year

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

Helion Energy Senior Manager, Materials Science

Everett, WA

$236k–$272k / year

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

Redwood Materials Mechanical Design Engineer, Energy Storage

San Francisco, CA

$125k–$165k / year

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

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Meta Mechanical Engineer, Data Systems Hardware

Pittsburgh, PA · Redmond, WA

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: AI Research

Xcimer Energy Principal Adaptive Optics Engineer

Denver, CO

$190k–$220k / year

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

Apptronik Senior Mechanical Engineer

Austin, TX

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

General Matter Structural Engineer - Buildings (New Grad)

Los Angeles, CA

$96k–$106k / year

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

Joby Aviation Loads and Dynamics Engineer

Santa Cruz, CA

$122k–$206k / year

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

Oklo Process Engineer, Isotopes

Remote · Santa Clara, CA

$130k–$200k / year

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

X-Bow Systems Mechanical/Electrical Technician

Socorro, NM

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

Electra.aero Staff/Senior Mass Properties Engineer

Manassas, VA

$110k–$155k / year

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

The Boring Company Structural Engineer

United Arab Emirates

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

Sierra Space Mechanical Engineer II

Louisville, CO

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

Re:Build Manufacturing Process & Mechanical Engineering Team Lead

Rochester, NY

$107k–$160k / year

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

Astrolab Sr. Mechanical Engineer (Test & R&D)

Hawthorne, CA

$157k–$177k / year

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

Divergent Structures Engineer, Aerospace & Defense (All Levels)

Torrance, CA

$101k–$247k / year

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

Specter Aerospace Vehicle Structures Analyst II

Peabody, MA

$80k / year

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

Pacific Fusion Senior Tooling Engineer

Los Lunas, NM

$148k–$222k / year

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

Fuse Mechanical Engineer

San Leandro, CA

$100k–$155k / year

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

Freeform Mechanical Engineer (New Grad Summer 2027)

Hawthorne, CA

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

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How many mechanical & physical systems jobs are on BuildList?: There are currently 2,546 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.