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Propulsion Engineer (Raptor Test)

Join SpaceX as a Propulsion Engineer to test and qualify Raptor engines for flight conditions in a fast-paced environment.

Location
McGregor, TX
Compensation
Not disclosed
Level
mid
Type
full time · On-site

Posted by employer 4 days ago

First seen on Joblaze 2 days ago

Last verified on the company career page 21 hours ago

What you'll build

  • Develop and execute tests at the engine and component level
  • Ownership of test campaigns including test plan creation
  • Provide direction to technicians for test article fabrication
  • Operate and troubleshoot data acquisition and control systems
  • Analyze and review data to ensure hardware is operating as expected

Must have

  • Bachelor’s degree in an engineering discipline
  • 1+ years of hands-on testing experience

Nice to have

  • Master’s degree in Mechanical or Aerospace Engineering
  • Experience in production and test systems
  • Hands on test and production facility experience
  • Knowledge in aerospace structural or mechanical systems assembly
  • Ability to utilize test instrumentation and control components

Practical constraints

  • Physical effort including lifting and carrying weight up to 25 lbs.
  • Work performed in an environment with exposure to fumes, odors and noise
  • Occasionally exposed to extreme outdoor environments
  • Hours vary depending on site operational needs; flexibility required

Requirements

Experience
1+ years
Education
Bachelor's degree
Visa
Sponsorship available

Not disclosed in this posting: compensation.

Joblaze summary

The propulsion engineer focuses on testing and qualifying Raptor engines and components to ensure they perform under flight conditions. Key skills include hands-on testing experience, knowledge of aerospace systems, and proficiency with data acquisition and control systems. This role is suited for individuals with a background in mechanical or aerospace engineering, ideally with some practical testing experience. The position involves collaboration with technicians and design engineers in a fast-paced environment, tackling complex engineering challenges.

Joblaze insights

  • Listed 2 days ago — first seen on Joblaze September 24, 2026. Last confirmed on SpaceX's careers page September 26, 2026.
  • Python appears in 17.3% of 2961 comparable mid other roles in United States; Unigraphics NX appears in 0.1% of 2961 comparable mid other roles in United States.

Quick facts

Is the Propulsion Engineer (Raptor Test) role remote?
No — this is an on-site role in McGregor, TX.
How much experience is required?
At least 1 year of relevant experience for this Propulsion Engineer (Raptor Test) role.
Where is the role based?
SpaceX is hiring for this position in McGregor, TX.
What's the tech stack?
Joblaze extracted these technologies from the posting: C/C++, CAD modeling, National Instruments, Python, SQL, Teamcenter.
Does SpaceX sponsor work visas for this role?
Yes — the posting indicates visa sponsorship is available for the right candidate.
What seniority level is this role?
SpaceX targets mid-level candidates for this position.
Is this full-time or contract?
Full-time for this Propulsion Engineer (Raptor Test) role at SpaceX.

From the original posting

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, with the ultimate goal of enabling human life on Mars.

PROPULSION ENGINEER (RAPTOR TEST)

The propulsion engineer is responsible for ensuring Raptor engines and components have been tested and qualified to function in flight conditions. Our engineers specialize in the design and execution of unique development tests for Raptor engine testing on an accelerated schedule. This role offers a constant variety of diverse engineering challenges in a fast-paced, hands-on environment. Raptor Test Engineers have the opportunity to work on one of the world’s most complex engines to date, a full flow staged combustion engine! Join the team and our journey to Mars and we solve new challenges presented by unknown frontiers.

RESPONSIBILITIES:

  • Develop and execute tests at the engine and component level to evaluate hardware performance and survivability during the mission.
  • Repeated ownership of test campaigns; including test plan creation, new system activation, test operations, data review, and test stand equipment design/fabrication.
  • Provide daily direction and instruction to technicians to fabricate and integrate test articles and stand equipment.
  • Develop and maintain test procedures, sequences, scripts, configuration files, and software.
  • Operate and troubleshoot data acquisition and control systems, wiring, and instrumentation. DAQ systems are primarily National Instruments based.
  • Operate and troubleshoot fluid and mechanical systems that include low to high-pressure gaseous working fluids and rocket propellants (including high pressure nitrogen and methane systems & cryogenics) as well as structural components and supporting infrastructure.
  • Operate mechanical systems; these include test stand support structures, heat exchangers, vacuum pumps, tooling, and fluid components such as valves, reliefs, burst disks, tubing, etc.
  • Automate repetitive test operations to increase efficiency and safety.
  • Develop innovative processes to increase testing capability and rates, while maintaining high rigor of safety.
  • Identify and characterize system pitfalls and potential hazards then work to resolve such anomalies by collaborating with design engineers on improvements for test stands and flight hardware.
  • Operate test console and direct a team of technicians to execute test processes.
  • Analyze and review data to ensure that hardware is operating as expected utilizing numerical data analysis tools to interpret test results.
  • Develop, maintain, and execute integration and testing process, and collaborate with design engineers to improve hardware.
  • Act as a conduit for completing the resource management process, including: planning, parts, coordination, skilled labor coordination, process verification, etc.

BASIC QUALIFICATIONS:

  • Bachelor’s degree in an engineering discipline
  • 1+ years of hands-on testing experience (experience from internships, clubs or other hands-on extra-curricular activities qualifies)

PREFERRED SKILLS AND EXPERIENCE:

  • Master’s degree in Mechanical or Aerospace Engineering or equivalent experience
  • Experience in production and test systems
    • Hands on test and production facility, factory, or laboratory experience
    • Mechanical aptitude and experience
  • Demonstrated experience where quick-thinking and problem solving plays a critical role
  • Knowledge and/or experience in aerospace structural or mechanical or propulsion systems assembly and testing
  • Ability to utilize test instrumentation and control components: pressure transducers, thermocouples, RTDs, strain gauges, accelerometers, flow meters, load cells, relays, solenoid valves
  • Ability to solve problems calling for technical analysis
  • Ability to read and understand technical manuals and reports
  • Ability to read and understand mechanical and electrical schematics
  • Knowledge of hazardous systems- cryogenic, flammable, hypergolic, pyrophoric
  • Knowledge of high pressure system design and handling
  • Experience using test instrumentation and control components
  • Windows Operating Systems, Intermediate skill level
  • Microsoft Office (Excel, PowerPoint, Word, Outlook, OneNote), Intermediate skill level
  • CAD modeling (Unigraphics NX preferred) and Teamcenter, Novice skill level
  • Programming Languages (Python, C/C++, SQL), Novice-Intermediate skill level

ADDITIONAL REQUIREMENTS:

  • Flight hardware is typically built in tight quarters and physical dexterity is required
  • Physical effort including sitting or standing for extended periods of time, lifting and carrying weight such as materials or equipment (up to 25 lbs. unassisted)
  • Work performed in an environment with exposure to fumes, odors and noise
  • Occasionally exposed to work in extreme outdoor environments (heat, cold, rain)
  • Hours vary depending on site operational needs; flexibility required

ITAR REQUIREMENTS:

Standard company text repeated across SpaceX's postings is omitted here.

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