Jobs/Roles/Mechanical & Physical Systems

Mechanical & Physical Systems Jobs

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

2,523 open roles · Updated Sep 21, 2026

2,523 jobs

SpaceXAI Director, Memphis Power Plant Operations

Southaven, MS

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

Slate Auto Plant Vehicle Engineer, Seat Complete & Restraints

Warsaw, IN

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

Hermeus Build Engineer

Los Angeles, CA

$92k–$140k / year

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

Rivan Senior Process Engineer

United Kingdom

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

Antares Principal Engineer, Structural Integrity

Los Angeles, CA

$190k–$250k / year

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

Swarm Aero Mechanical Engineer, Aircraft

Oxnard, CA

$130k–$220k / year

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

Firefly Aerospace Vehicle Integration Engineer III

Briggs, TX

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

SpaceX Test Stand Design & Build Engineer (Structures/Fluid Systems)

McGregor, TX

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

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Formic Robotics & Automation Project Engineer

Remote · Chicago, IL · Bolingbrook, IL

$120k–$145k / year

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

Relativity Space Staff Launch Structural Engineer

Long Beach, CA

$150k–$226k / year

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

Rocket Lab R&D Engineering Intern Spring 2027

Albuquerque, NM

$42k / year

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

Vast Propulsion Structures Engineer

Long Beach, CA

$138k–$265k / year

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

Nvidia Senior MGX Ecosystem Engineer

Santa Clara, CA

$168k–$259k / year

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

Blue Origin Insulation Design Engineer II, New Glenn Stage 2

Seattle, WA · Space Coast, FL · Denver, CO

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

Aalo Atomics Senior/Principal Finite Element Analyst - Thermomechanical & Structural Mechanics

Idaho Falls, ID · Austin, TX

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

Fervo Energy Hardware Engineering Internship

Houston, TX

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

Foundation Senior Mechanical Engineer (Actuators)

San Francisco, CA

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

Rivian CAE Engineer II - Interior Hard Trim & Door Trim

Irvine, CA

$95k–$106k / year

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

Radiant 2027 New Graduate - Nuclear Engineer

El Segundo, CA

$105k–$130k / year

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

Archer Aerodynamics Engineer – Conceptual Sizing & Performance

San Jose, CA

$153k–$228k / year

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

IonQ Optical Engineer

Broomfield, CO

$117k–$152k / year

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

Neuralink Mechanical Engineer, Surgery & Robotics

Austin, TX · South San Francisco, CA

$83k–$224k / year

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

Redwood Materials Chemical Engineer

McCarran, NV

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

Meta Research Scientist, Optical Systems

Sunnyvale, CA · Redmond, WA

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

Helion Energy R&D Engineer - Fusion Generator Operations

Everett, WA

$130k–$220k / year

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

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How many mechanical & physical systems jobs are on BuildList?: There are currently 2,523 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.