Jobs/Roles/Mechanical & Physical Systems

Mechanical & Physical Systems Jobs

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

2,600 open roles · Updated Sep 24, 2026

2,600 jobs

Meta Mechanical Subject Matter Expert, Data Center Operations

Beaver Dam, WI

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

Impulse Space Senior Propulsion Development Engineer (Thrusters)

Redondo Beach, CA

$135k–$155k / year

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

Muon Space Senior Mechanical Engineer - Spacecraft Mission Mechanical Lead

San Jose, CA

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

Anduril Industries Senior Mechanical Engineer - Lethality

Costa Mesa, CA

$166k–$220k / year

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

Shield AI Staff Engineer, Landing Gear Systems (RX) (R5372)

Seattle, WA · Washington, D.C.

$171k–$257k / year

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

Saronic Hardware Engineer - Forward Deployed

Austin, TX

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

Zipline Mechanical Design Engineer - Droid SMI

South San Francisco, CA

$135k–$225k / year

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

CesiumAstro Senior Mechanical Engineer

Germany

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

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Cowboy Space Corporation Senior Mechanical Engineer

San Carlos, CA

$150k–$200k / year

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

Firefly Aerospace Propulsion Engineer I

Cedar Park, TX

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

SpaceX Fluids Engineer, Launch Hardware Engineering

Cape Canaveral, FL

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

Relativity Space Senior Structures Engineer

Long Beach, CA

$132k–$198k / year

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

Rocket Lab Spacecraft Propulsion Systems Engineer I

Long Beach, CA

$82k–$123k / year

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

Nvidia Senior Hardware Systems Architect - LPU

Santa Clara, CA

$184k–$357k / year

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

Blue Origin Fluid Systems Engineer ll - RCS

Space Coast, FL

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

Rivian Sr. Mechanical Engineer, Gearbox

Tustin, CA

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

Archer Staff Analyst, Methods

San Jose, CA

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

Radiant Senior Mechanical Engineer, Mechanisms

El Segundo, CA

$134k–$185k / year

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

Meta Product Design Engineer

Sunnyvale, CA

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

Impulse Space Electric Propulsion Engineering Intern (Summer 2027)

Redondo Beach, CA

$62k / year

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

Anduril Industries Senior Multiphysics Engineer, High Speed Reacting Flow

Costa Mesa, CA

$146k–$194k / year

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

Shield AI Lead Mechanical Engineer, Hardware Test (X-BAT) (R5271)

Seattle, WA · Washington, D.C.

$150k–$230k / year

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

Saronic Senior/Lead Marine Designer/Drafter

New Orleans, LA

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

Zipline Senior/Staff Applied Aerodynamicist

South San Francisco, CA

$185k–$255k / year

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

CesiumAstro Principal CAD Designer

Westminster, CO

$96k–$116k / year

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

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How many mechanical & physical systems jobs are on BuildList?: There are currently 2,600 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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