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

Principal Mechanical Engineer

Full-time

CSG Talent

Are you excited by high ownership, fast pace, working with hardware, and solving challenging technical problems?

CSG Talent is partnering with a company seeking a Senior/Principal Mechanical Engineer to develop critical mechanical systems on a Rover platform, owning them from developing design requirements through to flight.

What You'll Do

  • Own architectures, systems, subsystems, and components from requirements to deployment.
  • Conduct trade studies and perform first-order calculations to define system requirements.
  • Determine qualification testing criteria in accordance with spaceflight testing standards.
  • Validate subsystems & components via testing in simulated launch/Lunar environments.
  • Work cross-functionally with adjacent teams to incorporate electrical/thermal/software requirements while meeting integration timeless and system milestones.
  • Identify & action high-level improvements to program operation and direction.

Essential Skills & Experience

  • B.S. in Mechanical Engineering, Aerospace Engineering, or a related technical discipline.
  • 5+ years of experience developing hardware systems for space applications.
  • Experience with CAD (NX, Catia, SolidWorks, etc) and analysis (ANSYS, ABAQUS, etc) tools.
  • Working knowledge of engineering materials, manufacturing processes, and structural analysis.
  • Strong technical communication and the ability to work in a fast-paced team environment.

Desired Skills & Experience

  • Advanced degree in Mechanical Engineer, Aerospace Engineering, or a related technical field.
  • Track record of owning spaceflight hardware across the entire product lifecycle (design, analysis, qualification, and operation).
  • Extensive experience with one of the following: Space-grade electromechanical rotary actuators and drive systems.
  • Space mechanisms (passive, flexures, deployables, etc).
  • Rigid body dynamics and/or vibration analysis.
  • Experience running shock, vibration, thermal, and other environmental qualification campaigns.

Other Requirements & Education

  • B.S. in Mechanical Engineering, Aerospace Engineering, or a related technical discipline.

Ready to take ownership of critical mechanical systems from requirements through to flight? Apply now.

Vacancy posted 11 hours ago
Similar jobs that could be interesting for youBased on the Principal Mechanical Engineer in Los Angeles, CA vacancy
  • $130k - $180k

     ...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-planetary... 
    Suggested
    Temporary work
    Weekend work

    SpaceX

    Hawthorne, CA
    3 days ago
  • $140k - $200k

     ...Job Description Job Description 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... 
    Suggested
    Permanent employment
    Work at office

    ThinKom Solutions

    Hawthorne, CA
    24 days ago
  • $151k - $212k

     ...tomorrow’s future!Buro Happold has an exciting opportunity for a talented and experienced Mechanical Engineer to join our team in Los Angeles, California! The Associate Principal Mechanical Engineer will play a pivotal role in providing technical expertise and leadership... 
    Suggested
    Permanent employment
    Contract work
    Summer work
    Immediate start
    Flexible hours

    BuroHappold Engineering

    Los Angeles, CA
    3 days ago
  •  ...with hardware, and solving challenging technical problems sound like a dream come true, come join the team! Senior/Principal Mechanical Engineer In this role, you will be responsible for the development of critical mechanical systems on Starpath’s Rover platform... 
    Suggested
    Permanent employment
    Full time
    Work experience placement
    Flexible hours

    starpath.space

    Hawthorne, CA
    1 day ago
  • $185k - $200k

     ...new era demands a fundamentally different class of spacecraft. Engineered to survive the harshest radiation environments and to fully...  ...you to apply. The Role   You will own the success of the mechanical structures and mechanisms that will be key to our satellite operation... 
    Suggested
    Permanent employment
    Shift work

    K2 Space

    Los Angeles, CA
    27 days ago
  • $200k - $230k

     ...What you'll do: We are seeking a versatile, high-impact Principal Engineer to lead the development of mission-critical hardware. This is...  ...of flight hardware. You will also review and advise across mechanical programs, contribute to proposals, and serve as a senior technical... 
    Permanent employment
    Flexible hours

    Salient Motion

    Hawthorne, CA
    1 day ago
  •  ...industry and contribute to a more sustainable world. Principal Structures Engineer Karman Industries is seeking a highly motivated Principal...  ...Required Qualifications: Bachelor's degree in mechanical, aerospace, civil/structural engineering or related discipline... 
    Full time

    Karman%20Industries

    Los Angeles, CA
    1 day ago
  • $151.5k - $252.5k

     ...to space - our world class Space Systems team is empowering some of the boldest and most ambitious space missions. MANAGER, MECHANICAL ENGINEERING Based on site at Rocket Lab Robotics in Pasadena, CA, the Manager, Mechanical Engineering will lead and support the... 
    Permanent employment
    For contractors
    Local area
    Flexible hours

    Rocket Lab

    Pasadena, CA
    3 days ago
  • $175k - $200k

     ...new era demands a fundamentally different class of spacecraft. Engineered to survive the harshest radiation environments and to fully...  ...development schedules Qualifications ~ Bachelor’s degree in mechanical, aerospace, or other relevant engineering discipline ~... 
    Permanent employment
    Shift work

    K2 Space

    Los Angeles, CA
    1 day ago
  • $118.3k - $224.9k

     ...find new ways to connect and protect our world. Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and... 
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Relocation
    Flexible hours

    RTX

    Los Angeles, CA
    2 days ago
  • HDR is seeking a Senior Mechanical Engineer to lead a cross-disciplinary practice within Building Engineering Services. You will drive strategic growth, mentor teams, and coordinate with stakeholders to deliver complex, high-performance facilities. Ideal candidates hold... 

    HDR, Inc.

    Los Angeles, CA
    2 days ago
  • $110k - $135k

     ...Open Position – Senior/Staff/Principal Mechanical Engineer - Robotic Hardware Horizon Surgical Systems Inc.   Horizon Surgical Systems Inc. is revolutionizing the world of surgical ophthalmology by developing a novel, AI driven, and  imaging-guided surgical robotic... 
    Work at office
    Remote work

    Horizon Surgical Systems, Inc.

    Los Angeles, CA
    1 day ago
  • $200k - $280k

     ...fundamentally different class of spacecraft. Engineered to survive the harshest radiation...  ...apply. The Role   We are seeking a Principal ASIC Package Design Engineer to lead...  ..., power delivery, signal breakout, and mechanical constraints.  Lead package-level trade... 
    Permanent employment
    Contract work
    Shift work

    K2 Space

    Los Angeles, CA
    a month ago
  • $355k - $400k

     ...we’re looking for.The RoleYou will take hard factory automation problems from ambiguity through production, and build the mechanical engineering team that does it with you. Few hardware teams are putting AI into the manufacturing or hardware design loop. We are, and we... 
    Permanent employment
    Full time
    Relocation package
    Flexible hours

    Hadrian

    Los Angeles, CA
    1 day ago
  • $32.92 per hour

     ...encourages diverse perspectives, develops our people, and fosters a collaborative team environment. Responsibilities: As a Mechanical Engineer at a Marathon refinery, you can expect to become familiar with industry codes and best practices, build critical thinking... 
    Hourly pay
    Full time
    Summer work
    Internship
    Local area
    Visa sponsorship
    Work visa

    Marathon Petroleum

    Los Angeles, CA
    2 days ago
  •  ...have partnered with 50+ of the most promising startups nationwide and our network continues to expand. We have matched 100+ talented engineers, scientists, and leaders to exclusive job opportunities by introducing them to elite, well-funded startup organizations. We... 
    Permanent employment
    Full time

    AdAstra

    Los Angeles, CA
    11 days ago
  •  ...’re looking for. The Role: We are seeking a Welding Engineer, Manager to lead the weld development team that develops and qualifies...  ...Bachelor's degree in Welding Engineering, Materials Science, Mechanical Engineering, or a related field (equivalent experience... 
    Permanent employment
    Full time
    Relocation package
    Flexible hours

    Hadrian

    Los Angeles, CA
    6 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 ENGINEER (STARSHIP COMPONENTS MANUFACTURING) The Starship Components Manufacturing team assembles, tests, troubleshoots, and... 
    Temporary work
    Internship
    Weekend work

    SpaceX

    Hawthorne, CA
    2 days ago
  • $103.5k - $181.1k

     ...Principal Process Engineer – Wastewater Systems - Los Angeles, CAThe Wastewater Principal Process Engineer provides technical leadership and project management accountability for process engineering in the delivery of capital projects and engineering services for wastewater... 
    Flexible hours

    Parsons Company

    Los Angeles, CA
    3 days ago
  •  ...Role Applied Physical Systems is a small, cross-functional engineering team at Hadrian. We build technology that spans more than one...  ...What You’ll Do Design end-of-arm tooling (EOAT) and mechanisms for robotic processes, including compliant and force-sensing... 
    Permanent employment
    Full time
    Relocation package
    Flexible hours

    Hadrian

    Los Angeles, CA
    6 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, PRINTER DESIGN & MANUFACTURING (RAPTOR) As part of the Raptor 3D printer team, you will play direct role in developing and... 
    Temporary work
    Internship

    SpaceX

    Hawthorne, CA
    2 hours ago
  • $85k - $115k

     ...Manufacturer in CA Medical, Dental, Vision, 401K Job Details Job Details Our company is seeking an experienced and dynamic Engineering Manager to lead our manufacturing team. This is a permanent position and an opportunity to play a pivotal role in the development... 
    Permanent employment
    Local area

    Jobot

    Vernon, CA
    2 days ago
  • $107.5k - $204.5k

     ...the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead...  ...safety systems technology. The department is seeking to hire a Principal Engineer - One Shots. This position is located onsite in... 
    Contract work
    Temporary work
    For contractors
    Work experience placement
    For subcontractor
    Work at office
    Remote work
    Relocation
    Flexible hours

    RTX

    Los Angeles, CA
    2 days ago
  • $150k - $200k

     ...Principal EngineerCarollo Engineers is a leading engineering firm dedicated exclusively to water. For over 90 years, we've specialized in the planning...  ...with discipline engineers (e.g. civil, structural, mechanical, electrical, instrumentation and controls), and QA/QCSupervises... 
    Local area
    Flexible hours

    Carollo Engineers

    Los Angeles, CA
    2 days ago
  • $210k - $340k

     ...with the ultimate goal of enabling human life on Mars. PRINCIPAL RF ENGINEER (STARSHIELD) Starshield leverages SpaceX's Starlink technology...  ...evaluate performance Modify electrical schematics and mechanical drawings for flight applications as they relate to... 
    Temporary work
    Remote work
    Weekend work

    SpaceX

    Hawthorne, CA
    2 hours ago
  • $225k - $340k

     ...actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. PRINCIPAL CYBERSECURITY ENGINEER (STARSHIELD) At SpaceX we're leveraging our experience in building rockets and spacecraft to deploy the Starshield... 
    Temporary work
    Immediate start
    Weekend work

    SpaceX

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

     ...with the ultimate goal of enabling human life on Mars. TOOLING ENGINEER, STARSHIP COMPONENTS (MATERIALS ENGINEERING)SpaceX continues...  ...advanced welding and joining processes on follow control devices and mechanisms that drive critical capabilities on Starship/Super Heavy -... 
    Permanent employment
    Temporary work
    Weekend work

    SpaceX

    Hawthorne, CA
    6 days ago
  • $200k - $270k

     ...new era demands a fundamentally different class of spacecraft. Engineered to survive the harshest radiation environments and to fully...  ...gate array (FPGA), digital signal processing (DSP), software, mechanical, and electrical engineers in order to prototype your systems and... 
    Permanent employment
    Shift work

    K2 Space

    Los Angeles, CA
    27 days ago
  •  ...Mechanical Engineer Intern Join a team where engineering excellence drives opportunity. At Affiliated Engineers, Inc. (AEI), we bring together expertise and innovation to solve the most complex challenges. Since 1978, we've supported mission-driven organizations in... 
    Summer work
    Internship
    Work at office
    Flexible hours

    Affiliated Engineers, Inc

    Pasadena, CA
    5 days ago
  • $146.4k - $219.6k

     ...Posted Wednesday August 19th, 2026 at 9:46 AM | Expires Thursday, December 31st, 2026 at 12:59 AM Position Summary: A Senior Mechanical Engineer in our Mission Critical practice will have the opportunity to design the most complex advanced building systems, prepares... 
    For contractors
    Casual work
    Work at office
    Flexible hours

    Henderson Engineers

    Los Angeles, CA
    1 day ago

Do you want to receive more vacancies?

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