Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Mechanical Engineer I — Spacecraft Hardware & Thermal

CesiumAstro

CesiumAstro is seeking a Mechanical Engineer I to join our satellite hardware team in El Segundo. You will help design and analyze mechanical systems for spacecraft, including electronics packaging, thermal management, and structural interfaces. The role involves CAD modeling, simulations, GD&T documentation, and participation in design reviews. You will work in a startup-like, collaborative environment with hands-on ownership and cross-functional teamwork. #J-18808-Ljbffr CesiumAstro

Vacancy posted 4 days ago
Similar jobs that could be interesting for youBased on the Mechanical Engineer I — Spacecraft Hardware & Thermal in El Segundo, CA vacancy
  •  ...Ventures in El Segundo, California, is seeking a Mechanical Engineer to design and analyze critical spacecraft structures for various vehicles. This role involves...  ...and 2+ years of experience with aerospace hardware. You will collaborate closely with a dedicated team... 
    Suggested

    Stanford Climate Ventures

    El Segundo, CA
    4 days ago
  • $125k - $155k

     ...beyond Earth orbit. Our Ranger spacecraft deliver high delta-V and...  ...For We are seeking a Mechanical Engineer III to lead the design and...  ...development of electric propulsion hardware and associated subsystems,...  ...of mechanical design, thermal management, and high-performance... 
    Suggested
    Permanent employment

    InvestedintheMission

    Hawthorne, CA
    4 days ago
  •  ...Description Description As a Mechanical Engineer at Impulse for our Vehicle...  ...& integration of your hardware– working with cross-functional...  ...basic structural and thermal analysis in support of design...  ...plan . Impulse Space’s spacecraft manufacturing business is subject... 
    Suggested
    Permanent employment
    Full time

    Impulse Space

    Redondo Beach, CA
    3 days ago
  • $119.54k - $152.75k

     ...space ecosystem.About this RoleAs the Thermal Hardware and Test Engineer II, you will be responsible for hardware...  ..., build, and test for ground and spacecraft thermal and fluid systems. This is a hands-on role, spanning mechanical, electrical, fluid, and control disciplines... 
    Suggested
    Permanent employment
    Full time
    Immediate start
    Relocation package
    Flexible hours

    Varda Space Industries

    El Segundo, CA
    4 days ago
  • $102k - $182.5k

     ...Check out this new opportunity! Thermal Engineer Spacecraft Thermal Systems On-site in El Segundo, CA Target salary range: $102,000...  ...a TS/SCI Security Clearance . ~ Bachelor's degree in Mechanical Engineering, Aerospace Engineering, Physics, or another relevant... 
    Suggested

    Moseley Technical Services

    El Segundo, CA
    4 days ago
  •  ...design and build the systems and hardware the lunar economy will come to depend...  ...is seeking a control systems engineer to support development of active thermal control systems for extra-terrestrial...  ...space stations, human-rated spacecraft, deep space science missions, extra... 
    Flexible hours

    Astrolab

    Hawthorne, CA
    21 days ago
  • Quantum Space is seeking a Mechanical Engineer III to lead the design and development of electric propulsion hardware for flight, spanning concept to qualification. You’ll work...  ...at the intersection of mechanical design, thermal management, and high-performance hardware,... 

    InvestedintheMission

    Hawthorne, CA
    4 days ago
  •  ...Description Description As a Test Hardware Engineer at Impulse , you will...  ...pressure controllers, thermal chamber support hardware, power...  ...in electrical, aerospace, mechanical, or related engineering...  ...plan . Impulse Space’s spacecraft manufacturing business is subject... 
    Permanent employment
    Full time
    Remote work

    Impulse Space

    Redondo Beach, CA
    23 days ago
  • A spacecraft technology company located in Redondo Beach is seeking an experienced Avionics Mechanical Engineer. In this hands-on role, you will be responsible for the mechanical design of hardware for spacecraft avionics, working closely with cross-functional teams. The... 

    Impulse Space

    Redondo Beach, CA
    4 days ago
  • Impulse seeks an Avionics Mechanical Engineer to drive the mechanical design of spacecraft avionics hardware from concept through flight qualification. You will design PCBA enclosures, mounting brackets, and assemblies such as battery packs, antennas, and optical devices... 

    Front Door Defense

    Redondo Beach, CA
    4 days ago
  • Impulse Space is seeking an Opto-Mechanical Analysis Engineer to support the development of precision optical systems for spacecraft. This role focuses on structural, thermal-elastic, and dynamic analysis of opto-mechanical assemblies and payloads to ensure launch survivability... 

    Impulse Space

    Redondo Beach, CA
    4 days ago
  •  ...Description Description As a Thermal Engineer at Impulse, you will be...  ...for thermal management of spacecraft from concept, analysis, and...  ...of thermal management hardware Oversee and define thermal...  ...Qualifications ~ Bachelor’s degree in mechanical or aerospace engineering... 
    Permanent employment
    Full time

    Impulse Space

    Redondo Beach, CA
    10 days ago
  • $86k - $101k

     ...our team. We are looking to add a Mechanical Engineer I to our team. If you enjoy working...  ...about developing leading-edge hardware for satellites, spacecraft, and aerospace systems, we would like...  ...skills and experience that include thermal management design, precision... 
    Permanent employment
    Full time
    Contract work
    Work experience placement
    Internship
    Local area

    CesiumAstro

    El Segundo, CA
    4 days ago
  • As a Mechanical Engineer at Argo, you will work with an exceptional team to...  ...mechanisms, actuators, and spacecraft systems for our family of...  ...integration of spacecraft hardware Qualify hardware to ensure...  ...across expected mission and thermal-vacuum environments Draft and... 

    Argo Space Corp

    El Segundo, CA
    2 days ago
  •  ...Description Description As a Mechanical Engineer (COPVs) for our Vehicle...  ...to grave Road Map for your hardware  Automate COPV...  ...with the loads/dynamics and thermal teams  Collaborate effectively...  ...~ Experience working on a spacecraft or launch vehicle development... 
    Permanent employment
    Full time

    Impulse Space

    Redondo Beach, CA
    15 days ago
  • Lumicity is seeking a Mechanical Engineer in the Los Angeles area to own complex hardware from concept through production. You will move designs from a blank sheet to detailed engineering, manufacturing, assembly, testing, and ultimately production, in a hands-on role with... 

    Lumicity

    El Segundo, CA
    6 days ago
  •  ...We are looking to add a  Senior Mechanical Engineer to our Mechanical Engineering team...  ...passionate about developing space hardware for leading-edge communications satellites...  ...(CAD), mechanical interfaces, thermal architecture, spacecraft propulsion, deployable and... 
    Permanent employment
    Full time
    Contract work
    Work experience placement
    Local area

    CesiumAstro

    El Segundo, CA
    19 days ago
  •  ...Description As a Senior Mechanical Engineer for our Electric Propulsion...  ...engineering to deliver flight‑ready hardware. You’ll thrive here if you...  ...with loads/dynamics and thermal teams  Perform structural...  ...plan . Impulse Space’s spacecraft manufacturing business is... 
    Permanent employment
    Full time

    Impulse Space

    Redondo Beach, CA
    4 days ago
  • InnoForge in Hawthorne, CA is seeking junior to mid‑level mechanical engineers to contribute to space hardware development. You will be involved in design, analysis, prototyping and testing, with increasing responsibility as you grow, and you will work alongside experienced... 

    InnoForge

    Hawthorne, CA
    4 days ago
  • $150k - $200k

    Dormont Manufacturing Co in El Segundo is seeking a Senior Mechanical Engineer to design and test flight hardware. You will lead design decisions and collaborate with cross-functional teams to ensure successful product development. The role requires substantial experience... 

    Dormont Manufacturing Co

    El Segundo, CA
    4 days ago
  • $32 per hour

    Opto-Mechanical Engineering Intern (Summer 2027) Department: Internship Employment...  ...optical systems for spacecraft. This role will focus on the...  ...mechanisms, and alignment hardware for optical payloads. This...  ...barrel design, CTE matching, thermal compensation, and material... 
    Permanent employment
    Full time
    Summer work
    Internship

    Impulsespace

    Redondo Beach, CA
    4 days ago
  • Argo Space Corp in El Segundo, CA is seeking a Mechanical Engineer to help design structures, mechanisms, actuators and spacecraft systems for reusable in-space transport vehicles. You will own end-to-end aspects from concept through build and test. Join a team with significant... 

    Argo Space Corp

    El Segundo, CA
    2 days ago
  •  ...Impulse Space is seeking an Opto-Mechanical Analysis Engineer to support the development...  ...optical systems for spacecraft. This role will focus on structural, thermal-elastic, and dynamic analysis...  ...will help ensure that optical hardware survives launch, maintains alignment... 
    Permanent employment
    Full time

    Impulse Space

    Redondo Beach, CA
    27 days ago
  • Amca is seeking a Senior Mechanical Engineer to own the design, build, or test of flight hardware within a defined mechanical discipline. You will work with the Mechanical Engineering Manager and cross‑functional teams to move hardware from concept through qualification... 

    amca llc

    El Segundo, CA
    4 days ago
  • GITAI Inc. is seeking a Mechanical Engineer to own mechanical hardware from concept through test for space and defense hardware. The role emphasizes practical design, not just CAD, and requires close work with fabrication, assembly, and test on-site in Torrance, CA. You... 

    GITAI Inc.

    Torrance, CA
    6 days ago
  • $66.3k - $97.5k

     ...Satellite Support MGSE Engineer you will be...  ...designing and analyzing mechanical test, integration and...  ...requirements Compile complete hardware design documentation for...  ...designs, including spacecraft mechanical design team...  ...including Random Vibration, Thermal Oven, and Thermal... 
    Permanent employment
    Currently hiring
    Relocation package
    Flexible hours
    Shift work
    Day shift

    The Boeing Company

    El Segundo, CA
    4 days ago
  • $115k - $150k

     ...Redondo Beach Description At Impulse, Avionics Mechanical Engineers own the mechanical design of the hardware that enables spacecraft avionics to survive and perform in space....  ...closely with electrical, structures, thermal, dynamics, and integration engineers to create... 
    Permanent employment
    Full time

    Impulse Space

    Redondo Beach, CA
    4 days ago
  •  ...Venture is seeking a Senior Thermofluids Engineer in Hawthorne, CA to own the thermal‑fluid design of the heat‑exchange hardware central to next‑gen power systems. You will...  ...conditions, with close collaboration across cycle, mechanical, and test teams. #J-18808-Ljbffr Approach... 

    Approach Venture

    Hawthorne, CA
    2 days ago
  • $130k - $165k

     ...deployed from their host spacecraft at high velocities without...  ...Materials and Processes (M&P) Engineer will serve as a core...  ...Space Kinetic's spacecraft mechanisms and flight hardware. You will work closely...  ..., galvanic corrosion, and thermal cycling. Author, review... 
    Permanent employment
    Flexible hours

    Space Kinetic

    El Segundo, CA
    15 days ago
  • $139.5k - $224.7k

     ...development leverages modern software engineering to rapidly deliver safe,...  ...is seeking a driven Senior Thermal Modeling & Analysis Engineer...  ...shielding, and surrounding hardware under steady-state,...  ...margins. You will work across mechanical, fluid systems, nuclear, structures... 
    Full time
    Summer work
    Immediate start
    Remote work
    Flexible hours

    Radiant Industries

    El Segundo, CA
    17 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Mechanical Engineer I — Spacecraft Hardware & Thermal. Be the first to apply!