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Liquid Rocket Propulsion Engineer Jobs (NOW HIRING)

Impulse Space

Propulsion Test Engineer

Mojave, CA · On-site

$110K - $140K/yr

Conduct test operations of liquid rocket propulsion hardware * Perform test setup, hardware ... Strong engineering fundamentals in thermal, structural, and fluids analysis * Prior hands-on ...

Peraton

Propulsion Engineer

Huntsville, AL · On-site

$104K - $166K/yr

... missile, rocket, and space-launch propulsion systems. The incumbent evaluates propulsion ... Analyze foreign missile and space propulsion systems, including solid, liquid, hybrid, and advanced ...

Impulsespace

Senior Propulsion Test Engineer

Mojave, CA · On-site

$180K - $220K/yr

Conduct test operations of liquid rocket propulsion hardware * Perform test setup, hardware ... Strong engineering fundamentals in thermal, structural, and fluids analysis * Prior hands-on ...

Impulse Space

Propulsion Test Engineer

Mojave, CA

As a Propulsion Test Engineer at Impulse , you will be responsible for liquid rocket propulsion test operations while working closely with a fast paced, agile team that produces high-performance ...

Tuskegee University

You'll work alongside world-class engineers to push the boundaries of rocket propulsion and space transportation technologies. Essential Job Duties * Design and analyze liquid and solid propulsion ...

Impulsespace

$135K - $185K/yr

Senior Propulsion Development Engineer (Fluids) Department: Propulsion Employment Type: Full Time ... Prior experience working liquid rocket propulsion systems, including hardware and test experience ...

Impulse Space

Senior Propulsion Test Engineer

Mojave, CA · On-site

$180K - $220K/yr

Conduct test operations of liquid rocket propulsion hardware * Perform test setup, hardware ... Strong engineering fundamentals in thermal, structural, and fluids analysis * Prior hands-on ...

Peraton

Propulsion Engineer

Huntsville, AL · On-site

$104K - $166K/yr

... missile, rocket, and space-launch propulsion systems. The incumbent evaluates propulsion ... Analyze foreign missile and space propulsion systems, including solid, liquid, hybrid, and advanced ...

Peraton

Propulsion Engineer

Huntsville, AL · On-site

$104K - $166K/yr

... missile, rocket, and space-launch propulsion systems. The incumbent evaluates propulsion ... Analyze foreign missile and space propulsion systems, including solid, liquid, hybrid, and advanced ...

Impulse Space

Senior Propulsion Test Engineer

Mojave, CA · On-site

$180K - $220K/yr

Description As a Senior Propulsion Test Engineer at Impulse , you will be responsible for liquid rocket propulsion test operations while working closely with a fast paced, agile team that produces ...

Kokopelli Capital

Staff Propulsion Engineer

Seattle, WA · On-site

$144K - $200K/yr

... devices, liquid rocket engines, propellant systems, and supporting components. * Establish ... chemical propulsion applications. * Multi‑disciplined engineer confident working through ...

Sierra Lobo

Lead Facility Engineer

Edwards, CA · On-site

$103K - $136K/yr

AFRL conducts rocket propulsion research, as well as developing associated test processes and facilities. The Liquid Rocket Research Engineer will provide expert technical advisory support for a ...

Firefly Aerospace

WI · On-site

... liquid rocket engines QUALIFICATIONS * Bachelor's Degree in Mechanical Engineering, Aerospace ... propulsion or fluid systems * Experience leading technical reviews (design & analysis) or ...

Sierra Lobo, Inc.

Lead Facility Engineer

Edwards, CA

$103K - $136K/yr

AFRL conducts rocket propulsion research, as well as developing associated test processes and facilities. The Liquid Rocket Research Engineer will provide expert technical advisory support for a ...

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Liquid Rocket Propulsion Engineer information

See salary details

$41K

$102.8K

$167.5K

How much do liquid rocket propulsion engineer jobs pay per year?

As of Sep 10, 2026, the average yearly pay for liquid rocket propulsion engineer in the United States is $102,825.00, according to ZipRecruiter salary data. Most workers in this role earn between $82,500.00 and $118,000.00 per year, depending on experience, location, and employer.

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

AspectLiquid Rocket Propulsion EngineerRocket Propulsion Engineer
CredentialsBachelor's or Master's in Aerospace, Mechanical, or Chemical Engineering; specialized knowledge in liquid propulsion systemsSimilar educational background; focus on various propulsion types including liquid, solid, and hybrid
Work EnvironmentDesign, develop, and test liquid propulsion systems for rockets and spacecraftDesign and analyze different propulsion systems, including liquid, solid, and hybrid engines
Industry UsagePrimarily in aerospace, space agencies, and private space companies focusing on liquid propulsionUsed across aerospace, defense, and space industries for various propulsion applications

While both roles involve propulsion system design and testing, the Liquid Rocket Propulsion Engineer specializes specifically in liquid propulsion systems, whereas the Rocket Propulsion Engineer may work with a broader range of propulsion types. The choice depends on the focus of the project or employer.

How much do liquid rocket propulsion engineers make?

Liquid rocket propulsion engineers typically earn between $80,000 and $150,000 annually, depending on experience, education, and location. Senior engineers with specialized skills or working in high-cost regions can earn higher salaries, often exceeding $160,000. Certifications in propulsion systems and experience with aerospace tools can also influence compensation.

What do liquid rocket propulsion engineers do?

Liquid rocket propulsion engineers design, develop, and test rocket engines that use liquid propellants. They analyze performance, ensure safety standards, and work with systems such as pumps, valves, and combustion chambers, often using simulation tools and adhering to aerospace industry regulations.

What are popular job titles related to Liquid Rocket Propulsion Engineer jobs?

For Liquid Rocket Propulsion Engineer jobs, the most frequently searched job titles are:

Infographic showing various Liquid Rocket Propulsion Engineer job openings in the United States as of September 2026, with employment types broken down into 1% Internship, 92% Full Time, 3% Part Time, and 4% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $102,825 per year, or $49.4 per hour.

Propulsion Test Engineer

Mojave, CA • On-site

Impulse Space
Guided Missile and Space Vehicle Manufacturing • 51 - 200 employees
Learn more about Impulse Spaceexternal

$110K - $140K/yr

Full-time

Medical, Dental, Vision, Retirement

Re-posted 21 days ago

Job description

Propulsion Test Engineer
Department: Assembly, Integration & Test
Employment Type: Full Time
Location: Mojave
Compensation: $110,000 - $140,000 / year
Description
As a Propulsion Test Engineer at Impulse, you will be responsible for liquid rocket propulsion test operations while working closely with a fast paced, agile team that produces high-performance spacecraft from clean sheet designs.
The Propulsion Test Team at Impulse Space is responsible for designing, building, and operating world class test stands to support the development and production of engines and propulsion components that will serve in Impulse's goal of pioneering the future of in-space transportation. This team is located at the Mojave Air & Space Port which is home to many firsts in air and space development.
Note: This position qualifies for a Mojave differential pay
Responsibilities
  • Conduct test operations of liquid rocket propulsion hardware
  • Perform test setup, hardware inspections, checkouts and troubleshooting
  • Create, modify, and optimize test sequences and procedures
  • Improve operational efficiency through process upgrades and implementation of new hardware solutions
  • Design and build clean sheet fluid, mechanical and electrical systems in support of high-rate testing
  • Resolve technical issues with innovative and resourceful solutions

Minimum Qualifications
  • Bachelor's degree in mechanical, aerospace, electrical engineering or related field
  • 1+ years of professional experience in hardware development testing
  • Strong engineering fundamentals in thermal, structural, and fluids analysis
  • Prior hands-on operational experience working with aerospace test facilities
  • Demonstrated experience owning test stand design and build-up
  • Able to create and clearly communicate fluid P&IDs, electrical and controls schematics
  • Able to identify and procure appropriate test equipment
  • Proficient with data acquisition and control methods
  • Demonstrated ability of taking project ownership and working well in small teams

Preferred Skills and Experience
  • Experience working with complex systems including cryogenic propellants, high pressure gas systems, hydraulics and/or combustion devices
  • Working knowledge of components (valves, regulators, sensors, power supplies) and hands-on skills (tube fabrication, metalworking, wiring)
  • Experience in a startup or agile development environment
  • Experience with NI or other data acquisition systems such as LabVIEW

Additional Requirements:
  • Flexible schedule and willing to travel as needed

Additional Information:
Compensation bands are determined by role, level, location, and alignment with market data. Individual level and base pay is determined on a case-by-case basis and may vary based on job-related skills, education, experience, technical capabilities and internal equity. In addition to base salary, for full-time hires, you may also be eligible for long-term incentives, in the form of stock options, and access to medical, vision & dental coverage as well as access to a 401(k) retirement plan.
To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here.
Impulse Space is an Equal Opportunity Employer; employment with Impulse Space 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.

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