Jobs/Mechanical & Physical Systems/Austin

Mechanical & Physical Systems Jobs in Austin

Mechanical & Physical Systems roles at companies building the future — in Austin.

206 open roles · Updated Sep 22, 2026

206 jobs

Fluidstack Mechanical Energy Storage, BTM R&D

Austin, TX · New York, NY · San Francisco, CA · Los Angeles, CA · Seattle, WA

$208k–$263k / year

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

Firefly Aerospace Spacecraft Propulsion Engineer II (Valves)

Cedar Park, TX

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

SpaceX Sr. Materials Engineer (Starlink)

Bastrop, TX

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

Saronic Perception Hardware Engineer

Austin, TX

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

Fluidstack Mechanical Engineer, R&D

Austin, TX · New York, NY · San Francisco, CA · Los Angeles, CA · Seattle, WA

$208k–$263k / year

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

Firefly Aerospace Deputy Chief Engineer, Spacecraft

Austin, TX

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

SpaceX Materials Engineer (Starlink)

Bastrop, TX

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

Fluidstack Mechanical Engineer, Robotics

Austin, TX · New York, NY · San Francisco, CA · Los Angeles, CA · Seattle, WA

$208k–$263k / year

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

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Firefly Aerospace Propulsion Engineer I - Spacecraft Engine Team

Cedar Park, TX

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

SpaceX Civil/Structural Engineer

McGregor, TX

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

Fluidstack Fire Protection Engineer, Capacity Delivery

Austin, TX · New York, NY · San Francisco, CA · Seattle, WA

$164k–$206k / year

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

Firefly Aerospace Mechanical Engineer II

Cedar Park, TX

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

SpaceX Summer 2027 Graduate Engineer Internship/Co-op

Bastrop, TX · Bloomfield, CT · Brownsville, TX · Cape Canaveral, FL · Hawthorne, CA · Irvine, CA · Long Beach, CA · McGregor, TX · Palo Alto, CA · Redmond, WA · Vandenberg, CA · Woodinville, WA

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

Firefly Aerospace Structures Engineer I (Launch Vehicles)

Cedar Park, TX

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

SpaceX Mechanical Engineer, Solar Cell Factory (Starlink)

Bastrop, TX

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

Firefly Aerospace Deputy Chief Engineer, Launch Vehicles

Austin, TX

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

SpaceX Spring 2027 Graduate Engineer Internship/Co-op

Bastrop, TX · Bloomfield, CT · Brownsville, TX · Cape Canaveral, FL · Hawthorne, CA · Irvine, CA · Long Beach, CA · McGregor, TX · Palo Alto, CA · Redmond, WA · Vandenberg, CA · Woodinville, WA

$83k–$100k / year

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

Firefly Aerospace Spacecraft Thermal Engineer III

Cedar Park, TX

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

SpaceX Spring 2027 Engineering Internship/Co-op

Bastrop, TX · Bloomfield, CT · Brownsville, TX · Cape Canaveral, FL · Hawthorne, CA · Irvine, CA · Long Beach, CA · McGregor, TX · Palo Alto, CA · Redmond, WA · Vandenberg, CA · Woodinville, WA

$58k–$62k / year

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

Firefly Aerospace Spacecraft Thermal Engineer II

Cedar Park, TX

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

SpaceX Summer 2027 Engineering Internship/Co-op

Bastrop, TX · Bloomfield, CT · Brownsville, TX · Cape Canaveral, FL · Hawthorne, CA · Irvine, CA · Long Beach, CA · McGregor, TX · Palo Alto, CA · Redmond, WA · Vandenberg, CA · Woodinville, WA

$58k / year

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

Firefly Aerospace Mechanical Engineer II (Spacecraft Mechanisms)

Cedar Park, TX

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

SpaceX Fluid Systems Engineer, Solar Cell Factory (Starlink)

Bastrop, TX

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

Firefly Aerospace System Configuration Engineer II

Cedar Park, TX

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

SpaceX Mechanical Engineer

McGregor, TX

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

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Frequently asked questions

How many mechanical & physical systems jobs are in Austin?: There are currently 206 open mechanical & physical systems roles in Austin on BuildList, refreshed hourly from company career pages.
What companies hire mechanical & physical systems talent in Austin?: The live list includes companies building the future across AI, defense, aerospace, robotics, energy, and more. Sort and filter the openings to compare employers, levels, sectors, and stages.
Are there remote mechanical & physical systems jobs outside Austin?: Yes. BuildList has a dedicated remote mechanical & physical systems view for roles companies explicitly mark as remote. Regional restrictions can still apply.
How do I apply for mechanical & physical systems jobs in Austin?: 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.