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

Mechanical Engineer I

$86k - $101k

CesiumAstro

Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State.

At CesiumAstro , we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team.

We are looking to add a Mechanical Engineer I to our team. If you enjoy working in a startup environment and are passionate about developing leading-edge hardware for satellites, spacecraft, and aerospace systems, we would like to hear from you.


In this position, you will support mechanical designs of Cesium products through all phases of the development process. The candidate may be involved with electronics packaging design, mechanical simulations and analyses, computer-aided design (CAD), spacecraft mechanical interfaces, and environmental qualification of electronic assemblies.


As a CesiumAstro mechanical team member, you may be responsible for mechanical designs from initial concept design through requirements definition, detailed design, simulation, analysis, manufacturing, testing, qualification, and in-orbit support of Cesium's products. The ideal candidate will have skills and experience that include thermal management design, precision machining principles, thermal simulation and analysis, shock and vibration simulation and analysis, electromagnetic interference/compatibility (EMI/EMC) mitigation techniques, geometric dimensioning and tolerancing (GD&T), finite element analysis (FEA), and cost analysis to develop, validate, and optimize mechanical designs.


The successful candidate may also present engineering design review materials. As such, excellent written and verbal communication skills are required.


JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS

  • Bachelor of Science (BS) and minimum of 1 year of industry experience in design and analysis.
  • Strong understanding of mechanical engineering principles.
  • Strong analytical, troubleshooting, and problem-solving skills.
  • Experience with CAD tools such as SolidWorks, CATIA, Creo, or AutoCAD.
  • Practical understanding of DFM/DFMA implications of material and process selection.
  • Knowledge of GD&T, drafting standards, and engineering documentation practices.
  • Experience with Engineering analysis tools such as (ANSYS, MATLAB, or similar).
  • Experience with CNC manufacturing.
  • Excellent written and verbal communication skills.
PREFERRED EXPERIENCE
  • Familiarity with electronics assemblies and experience working with electrical engineers.
  • Aerospace industry internships or experiences.
  • Electronics packaging, including thermal, vibration, and stress dynamics, or in spacecraft structures and mechanisms.
  • Exposure to EMI/EMC mitigation techniques.


$86,000 - $101,000 a year

CesiumAstro considers several factors when extending an offer, including but not limited to, the role and associated responsibilities, a candidate's work experience, education/training, and key skills. Full-time employment offers include company stock options and a generous benefits package including health, dental, vision, HSA, FSA, life, disability and retirement plans.


CesiumAstro is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected Veteran Status, or any other characteristic protected by applicable federal, state, or local law.

Please note: CesiumAstro does not accept unsolicited resumes from contract agencies or search firms. Any unsolicited resumes submitted to our website or to CesiumAstro team members will be considered property of CesiumAstro, and we will not be obligated to pay any referral fees.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
Vacancy posted 17 hours ago
Similar jobs that could be interesting for youBased on the Mechanical Engineer I in El Segundo, CA vacancy
  • $135k - $190k

     ...SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.SR. MECHANICAL ENGINEER (HVAC)As a member of the construction and infrastructure team, you will design, build, and activate some of the world’s most... 
    Suggested
    Permanent employment
    Temporary work
    Weekend work

    SpaceX

    Hawthorne, CA
    2 days ago
  • $100k - $117.5k

     ...SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.MECHANICAL DESIGN ENGINEER (STARSHIP COMPONENTS) The Propulsion Components team develops the most advanced spacecraft and launch vehicle components... 
    Suggested
    Permanent employment
    Temporary work
    Work experience placement

    SpaceX

    Hawthorne, CA
    3 days ago
  • $100k - $130k

     ...SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.MECHANICAL DESIGN ENGINEER (FALCON)The Falcon team tackles space exploration’s toughest problems through the ongoing development of our reusable... 
    Suggested
    Permanent employment
    Temporary work
    Weekend work

    SpaceX

    Hawthorne, CA
    2 days ago
  • $100k - $115k

     ...SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.MECHANICAL DESIGN ENGINEER (STARFALL)The Starfall team is developing the world’s first high-capacity, high-cadence, and low-cost re-entry capsule.... 
    Suggested
    Permanent employment
    Temporary work
    Weekend work

    SpaceX

    Hawthorne, CA
    3 days ago
  • $100k - $117.5k

     ...SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.MECHANICAL ENGINEER (DRAGON)A Dragon Mechanical Engineer is responsible for the continued development of critical components and the overall structural... 
    Suggested
    Permanent employment
    Temporary work
    Internship
    Remote work
    Weekend work

    SpaceX

    Hawthorne, CA
    3 days ago
  • $20k

     ...SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.MECHANICAL ENGINEER (STARSHIELD) Starshield leverages SpaceX’s Starlink technology and launch capability to support national security efforts. While... 
    Permanent employment
    Temporary work
    Internship
    Weekend work

    SpaceX

    Hawthorne, CA
    1 day ago
  •  ...SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.MECHANICAL ENGINEER (STARSHIP)Our elite Starship team is working on our planet's toughest and most audacious project: making humanity multi-planetary... 
    Permanent employment
    Temporary work
    Internship
    Weekend work

    SpaceX

    Hawthorne, CA
    1 day ago
  • $80k - $120k

     ...Facility Service Group Sales Sales Engineer The Facility Service Group typically handles projects that require quick turnaround. This position is responsible for conceptual design, estimates, and project management on a variety of systems. The individual in this role... 
    Temporary work
    Work experience placement
    Work at office
    Monday to Friday
    Flexible hours

    ACCO Engineered Systems

    El Segundo, CA
    1 day ago
  • $20k

     ...actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.MECHANICAL INTEGRATION & TEST ENGINEER (STARSHIELD)Integration and Test engineers are responsible for understanding every system on the satellite and across... 
    Permanent employment
    Temporary work
    Internship
    Work at office
    Weekend work

    SpaceX

    Hawthorne, CA
    5 days ago
  •  ...Principal Mechanical EngineerCHAOS Industries is redefining modern defense with a multi-product portfolio that gives the ultimate advantage...  ...Overview:CHAOS is seeking an experienced Principal Mechanical Engineer to lead the design, development, and integration of advanced... 
    Full time
    Work experience placement
    Casual work
    Relocation package

    Chaos Industries

    Hawthorne, CA
    2 days ago
  • $140k - $180k

     ...Principal Mechanical Engineer Build the Future of High-Performance Connectivity At ThinKom, we don't just build antennas - we design high-performance, next-generation mechanical systems that connect the world across air, land, sea, and space. From Inflight Connectivity... 
    Permanent employment
    Work at office

    ThinKom Solutions Inc

    Hawthorne, CA
    5 days ago
  •  ...SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.MECHANICAL ENGINEER (STARSHIP COMPONENTS MANUFACTURING) The Starship Components Manufacturing team assembles, tests, troubleshoots, and delivers... 
    Permanent employment
    Temporary work
    Internship
    Weekend work

    SpaceX

    Hawthorne, CA
    3 days ago
  • $158k - $219.45k

     ...practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use...  ...8.About the RoleRadiant is seeking a highly motivated Senior Mechanical Engineer, Turbomachinery (Rotordynamics) to join the team... 
    Full time
    Summer work
    Immediate start
    Remote work
    Flexible hours
    Weekend work

    Radiant Industries

    El Segundo, CA
    1 day ago
  • $133.5k - $184.8k

     ...practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use...  ...8.About the RoleRadiant is seeking a highly motivated Senior Mechanical Engineer, Mechanisms to design and develop critical... 
    Full time
    Summer work
    Immediate start
    Remote work
    Flexible hours
    Weekend work

    Radiant Industries

    El Segundo, CA
    1 day ago
  •  ...Principal Mechanical EngineerCHAOS Industries is redefining modern defense with omniscient systems purpose-built for today's realities...  ...ultimate advantage: time.CHAOS is seeking a Principal Mechanical Engineer to provide high-value, hands-on mechanical expertise for the... 
    Full time
    Work experience placement
    Casual work
    Relocation package

    Chaos Industries

    El Segundo, CA
    4 days ago
  • $130k - $180k

     ...SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.SR. MECHANICAL ENGINEER (STARSHIP)Our elite Starbase team is working on our planet's toughest and most audacious project: making humanity multi-... 
    Permanent employment
    Temporary work
    Weekend work

    SpaceX

    Hawthorne, CA
    2 days ago
  • $200k - $230k

     ...Principal Mechanical EngineerTorrance, CAApplicants must be U.S. Citizens or U.S. Permanent Residents (Green Card holders) to meet customer...  ...You'll DoWe are seeking a versatile, high-impact Principal Engineer to lead the development of mission-critical hardware. This is... 
    Permanent employment
    Summer work

    Salient Motion

    Hawthorne, CA
    4 days ago
  • $100k - $130k

     ...Mechanical Test Engineer El Segundo, CA Amca is building America's new industrial base. Since the 1990s, our ability to build new aviation and military systems and maintain the ones we already have has eroded. Today, the gap between what the nation needs to produce... 
    Internship
    Flexible hours

    Amca Llc

    El Segundo, CA
    17 hours ago
  • $30 - $45 per day

     ...Mechanical Design Intern for Summer 2027CHAOS Industries is redefining modern defense with a multi-product portfolio that gives the ultimate...  ...from concept through prototype, with mentorship from a senior engineer.Build and iterate on 3D CAD models, assemblies, and drawings... 
    Hourly pay
    Summer work
    Casual work
    Internship

    Chaos Industries

    El Segundo, CA
    1 day ago
  •  ...Mechanical Design EngineerThe Marvin Group, a leading defense contractor, plays a crucial role in the development and manufacturing of...  ...Position Summary: Marvin Group is seeking a Mechanical Design Engineer to translate technical requirements into manufacturable SolidWorks... 
    Permanent employment
    For contractors

    The Marvin Group

    Inglewood, CA
    3 days ago
  • $200.5k - $314.48k

     ...practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use...  ...28.About the RoleRadiant is seeking a highly motivated Staff Mechanical Engineer to own critical Kaleidos fluid systems from... 
    Full time
    Summer work
    Immediate start
    Remote work
    Flexible hours
    Weekend work

    Radiant Industries

    El Segundo, CA
    3 days ago
  • $95k - $115k

     ...Mechanical Design Engineer (Starship Components)SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible... 
    Temporary work
    Work experience placement
    Internship
    Flexible hours

    SpaceX

    Inglewood, CA
    4 days ago
  • $100k - $130k

     ...Mechanical Design Engineer El Segundo, CA Amca is building America's new industrial base. Since the 1990s, our ability to build new aviation and military systems and maintain the ones we already have has eroded. Today, the gap between what the nation needs to produce... 
    Internship
    Flexible hours

    Amca Llc

    El Segundo, CA
    16 hours ago
  •  ...Mechanical Engineer II at ImpulseFor our Vehicle Engineering Team, you are responsible for the design, build, test/analysis & integration of your hardware– working with cross-functional engineering teams to accomplish this. This means cradle-to-grave ownership of primary... 

    Impulse Space

    Redondo Beach, CA
    4 days ago
  • $106k - $150k

     ...Mechanical Engineer II Turning Space into a Transportation Layer for Earth Who We Are: Inversion builds advanced reentry systems to deliver next-generation capabilities from space. Our mission is to make Earth radically more accessible by turning Low-Earth Orbit... 
    Permanent employment
    Work at office

    Inversion Space

    Playa Vista, CA
    4 days ago
  • $100k - $160k

     ...Mechanical EngineerIcarus was founded on the belief that the Stratosphere is the Forgotten Frontier and that reclaiming it will define...  ..., real flightSmall team, massive responsibilityHigh signal (engineering) to noise (management) cultureDream desk setupDaily lunchUnlimited... 
    Work experience placement
    Day shift

    Icarus Inc

    El Segundo, CA
    4 days ago
  • $123k - $150k

     ...Mechanical Engineer Department: Vehicle Engineering Employment Type: Full Time Location: Hawthorne, California Compensation: $123,000 - $150,000 / year Description Venturi Astrolab, Inc. (Astrolab) is pioneering new ways to explore and operate on... 
    Full time
    Home office
    Flexible hours

    Astrolab

    Hawthorne, CA
    1 day ago
  • $104k - $151.1k

     ...Mechanical Engineer IIHot JobLACA Los Angeles - Culver City, CA 90230OverviewLevel: Experienced Position Type: Full Time Category: EngineeringDescriptionThe OpportunityPAE is seeking a strategic and technically accomplished Lead Mechanical Engineer in our San Francisco... 
    Full time
    Work at office

    PAE Consulting

    Culver City, CA
    18 hours ago
  • $120k - $140k

     ...Mechanical Engineer Location: Inglewood, CA 90302 Duration: Permanent / Full Time Pay Range: $120K - $140K This position must meet export control compliance requirements. All applicants must be "U.S. persons" within the meaning of ITAR, as defined: a U.S. Citizen, a... 
    Permanent employment
    Full time
    Temporary work
    Work at office
    Local area

    Everest

    Inglewood, CA
    5 days ago
  • $95k - $120k

     ...Mechanical Engineering Role at Rainmaker Rainmaker is pioneering a modern cloud seeding system to solve water scarcity and inclement weather problems. We develop and incorporate radar validation, weather-resistant UAS, numerical weather modeling, and sustainable cloud... 
    Internship
    Remote work

    Rainmaker

    El Segundo, CA
    4 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Mechanical Engineer I. Be the first to apply!