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Sr. Propulsion Thermal Analyst (Raptor Combustion Devices)

Hawthorne, CA
Full Time On-site

Summary

Job Description

The Propulsion Thermal Analyst role is responsible for ensuring the thermal reliability of Raptor components subject to extreme environments from liftoff to landing. These engineers possess an affinity for physics, thermodynamics, advanced computing, and unraveling intricate challenges associated with complex, high-performance hardware. You will drive analysis, design, testing, and development of hardware for the world's most advanced rocket engine powering Starship, the largest launch vehicle in history.

RESPONSIBILITIES:

  • Conduct, document, and present thermal analyses on Raptor hardware through FEA and first principles to inform design decisions and ensure reliability and performance requirements are met for all phases of flight
  • Own thermal design of Raptor hardware, from initial high-level analysis down to validation of performance with ground tests, flight, and orbital data
  • Collaborate with engineers and technicians across a range of disciplines including design, production, development test, launch, reliability and more to develop hardware that meets high-level engine and vehicle objectives
  • Take a practical, hands-on approach to model validation/verification, ensuring that model predictions are representative of design criteria and tied firmly to test data
  • Support ongoing design, manufacturing and reliability improvements to the engine, and ensure changes and new designs are properly analyzed and qualified

BASIC QUALIFICATIONS:

  • Bachelor's degree in an engineering discipline, or physics
  • 4+ years of academic or professional experience related to thermal analysis (extracurricular and internship experience qualifies)

PREFERRED SKILLS AND EXPERIENCE:

  • Master's degree in mechanical, aerospace, or materials engineering, or physics
  • 6+ years of academic or professional experience related to thermal analysis
  • Experience with Finite Element Analysis (FEA) software and post-processing
  • Experience with Thermal Desktop and/or ANSYS Workbench
  • Experience with 0-D and 1-D thermal/fluid networks
  • Hands-on experience with rocket engines/motors, automotive engine design, dynamic or complex static fluid systems
  • Able to perform hand calculations to validate and improve models
  • Excellent interpersonal and communication skills

ADDITIONAL REQUIREMENTS:

  • Willingness to travel on occasion in support of testing
  • Willingness to work extended hours and weekends as needed to resolve critical technical issues

COMPENSATION AND BENEFITS:   

Pay range:   

Propulsion Analyst/Senior: $130,000.00 - $180,000.00/per year

Your actual level and base salary will be determined on a case-by-case basis and may vary based on the following considerations: job-related knowledge and skills, education, and experience.

Base salary is just one part of your total rewards package at SpaceX. You may also be eligible for long-term incentives, in the form of company stock, stock options, or long-term cash awards, as well as potential discretionary bonuses and the ability to purchase additional stock at a discount through an Employee Stock Purchase Plan. You will also receive access to comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short and long-term disability insurance, life insurance, paid parental leave, and various other discounts and perks. You may also accrue 3 weeks of paid vacation and will be eligible for 10 or more paid holidays per year. Employees accrue paid sick leave pursuant to Company policy which satisfies or exceeds the accrual, carryover, and use requirements of the law.

ITAR REQUIREMENTS:

  • To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. Section 1157, or (iv) Asylee under 8 U.S.C. Section 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here.

SpaceX is an Equal Opportunity Employer; employment with SpaceX is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.

Applicants wishing to view a copy of SpaceX's Affirmative Action Plan for veterans and individuals with disabilities, or applicants requiring reasonable accommodation to the application/interview process should reach out to EEOCompliance@spacex.com.

About SpaceX

SpaceX

SpaceX is one of the most influential aerospace companies in the world, transforming space launch, satellite communications, and deep-space transportation. Founded by Elon Musk, SpaceX designs and manufactures advanced rockets and spacecraft, including Falcon 9, Falcon Heavy, and Starship, alongside the Dragon spacecraft and the Starlink satellite internet constellation. The company plays a major role in U.S. space access, national security launch capabilities, and commercial space infrastructure.

For job seekers, SpaceX offers opportunities across some of the most demanding engineering disciplines in the industry, including aerospace engineering, propulsion, software development, avionics, manufacturing, robotics, materials science, and mission operations. The company is especially attractive to engineers, technicians, and builders who want to work in a high-intensity environment focused on rapid iteration, vertical integration, and hands-on hardware development at scale.

Unlike traditional aerospace contractors that rely heavily on long development cycles, SpaceX operates with a fast-paced, vertically integrated engineering culture where teams design, build, test, and fly systems in rapid succession. Employees often work directly on flight hardware and production systems, contributing to programs that routinely push the boundaries of reusability, launch frequency, and cost reduction in space access.

As global demand for satellite communications, space infrastructure, and national security launch services continues to grow, SpaceX remains one of the most important employers in aerospace and defense-adjacent technology. For professionals seeking a highly challenging, mission-driven career at the cutting edge of spaceflight and advanced engineering, SpaceX stands out as one of the most ambitious and impactful companies in the world.

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