Jobs/Roles/Mechanical & Physical Systems

Mechanical & Physical Systems Jobs

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

2,664 open roles · Updated Sep 26, 2026

2,664 jobs

Rocket Lab Ground Systems Mechanical Engineering Intern - Neutron

New Zealand

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

Blue Origin Mechanical Engineer - Design & Analysis

Seattle, WA

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

Anduril Industries Senior Mechanical Engineer

Costa Mesa, CA

$146k–$194k / year

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

SpaceX Sr. Propulsion Analyst, Chamber and Nozzle (Raptor)

Hawthorne, CA

$135k–$215k / year

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

Relativity Space Senior Mechanical Engineer, Tooling

Long Beach, CA

$122k–$182k / year

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

Rocket Lab Senior Mechanical Engineer II

Silver Spring, MD

$114k–$172k / year

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

Blue Origin Fuel Cell Mechanical Design Engineer II - Lunar Permanence

Seattle, WA · Denver, CO

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

Anduril Industries Senior Electro Mechanical Engineer, Anduril Expeditionary Systems

Costa Mesa, CA

$146k–$194k / year

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

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SpaceX Engineering Manager, Wastewater Treatment & Ultrapure Water (Starlink)

Bastrop, TX

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

Relativity Space Lead, Components Engineering

Long Beach, CA

$136k–$204k / year

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

Rocket Lab Senior Spacecraft Structural Analysis Engineer II - TS/SCI Clearance

Long Beach, CA

$132k–$198k / year

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

Blue Origin Sr Structural Analyst — New Glenn Stage 2

Seattle, WA

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

Anduril Industries Manager, Mechanical Engineering

Irvine, CA

$146k–$194k / year

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

SpaceX Mechanical Engineer, HVAC (Facilities)

Cape Canaveral, FL

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

Relativity Space Principal Mechanical Engineer, Tooling

Long Beach, CA

$185k–$277k / year

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

Rocket Lab Senior Spacecraft Mechanical Engineer I

Long Beach, CA

$115k–$158k / year

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

Blue Origin Lead Configuration Engineer – Lunar Vehicles

Seattle, WA · Space Coast, FL

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

Anduril Industries Senior Materials & Process Engineer, Rocket Motor Systems

Huntsville, AL

$146k–$194k / year

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

SpaceX Construction Engineer

Hawthorne, CA

$100k–$160k / year

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

Relativity Space Staff Mechanical Engineer, Tooling

Long Beach, CA

$143k–$215k / year

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

Rocket Lab Senior Mechanical Engineer I - Secret Clearance

Long Beach, CA

$115k–$158k / year

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

Blue Origin Senior Dynamic Analyst - New Glenn 9x4 Interstage

Seattle, WA · Space Coast, FL

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

Anduril Industries Staff Thermal Engineer, Hypersonic Air Vehicles

Costa Mesa, CA

$191k–$275k / year

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

SpaceX Loads & Dynamics Engineer (Starfall)

Hawthorne, CA

$100k–$160k / year

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

Relativity Space Staff Propulsion Engineer, Engine Assembly Design

Long Beach, CA

$164k–$246k / 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 2,664 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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