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Combustion Propulsion Engineer Jobs (NOW HIRING)

Gravitics, Inc

Senior Propulsion Engineer

Seattle, WA

$135K - $160K/yr

... Engineering, or another applicable field * Working knowledge of propulsion or fluid system ... Familiarity with combustion, propellant chemistry, or reaction control system (RCS) design

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Combustion Propulsion Engineer information

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$11K

$88.2K

$131K

How much do combustion propulsion engineer jobs pay per year?

As of Jun 9, 2026, the average yearly pay for combustion propulsion engineer in the United States is $88,214.00, according to ZipRecruiter salary data. Most workers in this role earn between $73,500.00 and $90,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Combustion Propulsion Engineer, and why are they important?

To thrive as a Combustion Propulsion Engineer, a strong background in mechanical or aerospace engineering, thermodynamics, and fluid dynamics is essential, typically supported by a relevant engineering degree. Familiarity with simulation software (such as ANSYS or MATLAB), combustion modeling tools, and experience with propulsion testing systems are commonly required. Analytical thinking, problem-solving, and effective teamwork are vital soft skills that set top performers apart in this field. These competencies are crucial for designing efficient propulsion systems, troubleshooting complex technical issues, and ensuring successful project delivery in a high-stakes engineering environment.

What is a Combustion Propulsion Engineer?

A Combustion Propulsion Engineer is a specialized engineer who designs, develops, and tests systems that produce thrust through the combustion of fuels, such as rocket engines, jet engines, or internal combustion engines. Their work involves analyzing fuel efficiency, optimizing combustion processes, and ensuring the safety and reliability of propulsion systems. They play a crucial role in industries like aerospace, automotive, and energy, working on technologies that power aircraft, spacecraft, and other vehicles.

What are the typical interdisciplinary collaborations involved in a Combustion Propulsion Engineer's role?

Combustion Propulsion Engineers frequently work closely with professionals from a variety of disciplines, including materials science, aerodynamics, systems engineering, and manufacturing. This collaborative approach ensures that propulsion systems are optimized for performance, safety, and efficiency. Regular meetings and joint projects with these teams are common, especially when troubleshooting issues or integrating new technologies. These collaborations not only enhance problem-solving but also provide valuable learning and professional growth opportunities.

What is the difference between Combustion Propulsion Engineer vs Rocket Propulsion Engineer?

AspectCombustion Propulsion EngineerRocket Propulsion Engineer
CredentialsBachelor's or Master's in Mechanical, Aerospace, or Chemical Engineering; certifications in propulsion systemsBachelor's or Master's in Aerospace or Mechanical Engineering; specialized certifications in rocket propulsion
Work EnvironmentResearch labs, manufacturing facilities, testing sitesTesting facilities, aerospace companies, launch sites
Industry UsageMilitary, commercial aviation, space agenciesSpace industry, defense contractors, aerospace firms
Common Search IntentDesigning and testing combustion systems for enginesDeveloping and testing rocket propulsion systems

While both roles focus on propulsion systems, Combustion Propulsion Engineers primarily work on engines that use combustion processes, such as jet engines and gas turbines. Rocket Propulsion Engineers specialize in designing and testing engines for rockets. The roles overlap in skills and industry but differ in application focus and specific expertise.

Infographic showing various Combustion Propulsion Engineer job openings in the United States as of May 2026, with employment types broken down into 99% Full Time, and 1% Part Time. Highlights an 96% Physical, 2% Hybrid, and 2% Remote job distribution, with an average salary of $88,214 per year, or $42.4 per hour.
Propulsion Engineer, Combustion Devices Manufacturing (Raptor)

Propulsion Engineer, Combustion Devices Manufacturing (Raptor)

SpaceX

Hawthorne, CA • On-site

$110K - $135K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 22 days ago

SpaceX rating

8.7

Company rating: 8.7 out of 10

Based on 143 frontline employees who took The Breakroom Quiz

13th of 60 rated aerospace companies

Job description

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, COMBUSTION DEVICES MANUFACTURING (RAPTOR)
As a Propulsion Engineer for Raptor Combustion Devices Manufacturing at SpaceX, you will have the opportunity to develop, implement, and optimize production processes for key sub-assemblies and components of the Raptor engine. You will partner with passionate engineers, technicians, and others to solve difficult problems and drive towards creating the most manufacturable and reliable hardware possible for one of the world's most powerful rocket engines.
RESPONSIBILITIES:
  • Develop manufacturing and integration processes for combustion device components & assemblies in the Raptor engine family
  • Conceptualize, demonstrate, and drive to completion innovative manufacturing processes to support high rate production targets
  • Regularly challenge each process, part, and operation while working closely with design/development engineers to create the most manufacturable and reliable engine hardware possible
  • Oversee introduction and implementation of new products and product revisions, frequently multiple at a given time
  • Maintain a sense of holistic ownership over the production line, including process consistency, quality, tooling, capital equipment, ergonomics, and safety
  • Resolve recurring manufacturing nonconformance's and interface with quality team to implement corrective actions
  • Interact with a multi-disciplinary group of engineers and technicians on a daily basis in support of production, test, launch, and more
  • Interface with internal fabrication shops as well as vendors to meet production goals
  • Work with production teams to ensure the hardware you are responsible for is delivered on time or ahead of schedule

BASIC QUALIFICATIONS:
  • Bachelor's degree in an engineering discipline
  • 1+ years of experience with engine, fluid, or system design, development, fabrication, assembly, or test (internship or project team experience is applicable)

PREFERRED SKILLS AND EXPERIENCE:
  • Experience working with liquid rocket engines, spacecraft systems, and/or pressurized fluid systems
  • Knowledge of aerospace applications for metals such as steel and aluminum, as well as high temperature alloys such as Inconel, molybdenum, niobium, etc.
  • Familiarity with fundamentals of common joining processes such as brazing and welding
  • Expertise in design for manufacturability (DFM), with demonstrable success at taking products through development, testing, and production
  • Strong understanding of engineering fundamentals for structural and fluids-based applications
  • Highly detail oriented with excellent organizational skills
  • Track record of success in a rapidly growing, changing and highly technical environment
  • Ability and desire to work in a dynamic, fast-paced, team environment

ADDITIONAL REQUIREMENTS:
  • This is a hands-on position that will require standing for long durations of your day and working directly with hardware on the floor
  • Must be comfortable stooping, bending, and standing
  • Position may require occasional travel, long hours, or weekend work

COMPENSATION AND BENEFITS:
Pay range:
Propulsion Engineer/Level I: $100,000.00 - $115,000.00/per year
Propulsion Engineer/Level II: $110,000.00 - $135,000.00/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. § 1157, or (iv) Asylee under 8 U.S.C. § 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.

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