Jobs/Roles/Mechanical & Physical Systems

Mechanical & Physical Systems Jobs

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

2,607 open roles · Updated Sep 24, 2026

2,607 jobs

CesiumAstro Senior Valve Design Engineer I

El Segundo, CA

$118k–$142k / year

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

Firefly Aerospace Mechanical Engineer II (Spacecraft Mechanisms)

Cedar Park, TX

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

SpaceX Materials Engineer, Solar Cell Characterization

Bastrop, TX

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

Relativity Space Manager, Stage Materials & Processes Engineering

Long Beach, CA

$150k–$224k / year

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

Rocket Lab Propulsion Intern Spring 2027

Long Beach, CA

$58k / year

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

Nvidia Senior Package Modeling Engineer

Santa Clara, CA

$124k–$224k / year

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

Blue Origin Sr. Mechanical Engineer - Avionics Mechanical Packaging - TeraWave

Seattle, WA · Denver, CO

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

Rivian Sr. Fluid Dynamics, Attributes Engineer

Irvine, CA

$122k–$152k / year

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

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Archer Tooling Design Engineer

Huntington Beach, CA

$114k–$142k / year

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

Radiant Staff Mechanical Engineer, Fluid Systems

El Segundo, CA

$201k–$314k / year

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

Meta Lead Building Engineer

Gallatin, TN · El Paso, TX

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

Impulse Space Mechanical Engineer (Spacecraft)

Redondo Beach, CA

$100k–$130k / year

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

Anduril Industries Stress Analysis Engineer, Maritime Structures

Santa Ana, CA

$129k–$171k / year

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

Shield AI Aerostructures Design Engineer II (R5157)

Seattle, WA · Washington, D.C.

$108k–$160k / year

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

Zipline Head of Dropbox

South San Francisco, CA

$225k–$275k / year

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

CesiumAstro Senior Launch Vehicle Design Engineer I

El Segundo, CA

$140k–$168k / year

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

Firefly Aerospace System Configuration Engineer II

Cedar Park, TX

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

SpaceX HVAC Technician (Facilities) - 1st Shift

Hawthorne, CA

$48k–$106k / year

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

Relativity Space Propulsion Structural Engineer I, Combustion Devices

Long Beach, CA

$90k–$136k / year

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

Rocket Lab Turbomachinery Intern Summer 2027

Long Beach, CA

$58k / year

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

Nvidia Senior Systems Architect - Datacenter

Santa Clara, CA

$184k–$357k / year

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

Blue Origin Pumps Fluids Analyst Sr – Lunar Permanence

Seattle, WA · Space Coast, FL · Denver, CO · Los Angeles, CA

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

Rivian Senior Manager, Perception Research & Engineering

Palo Alto, CA

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

Archer Mass Properties Engineer

San Jose, CA

$170k–$215k / year

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

Radiant Senior Mechanical Engineer, Fluid Systems

El Segundo, CA

$158k–$219k / year

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

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How many mechanical & physical systems jobs are on BuildList?: There are currently 2,607 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.
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