Liquid Propulsion Engineer

Voyager Technologies, Inc. • Mojave, CA

2d • $97,000 - $227,000 • Onsite

About The Position

The Liquid Propulsion Engineer is responsible for the design, development, analysis, integration, testing, and production support of liquid propulsion systems and hardware for aerospace, defense, and national security applications. The position reports to the Engineering Manager.

Requirements

• Bachelor’s degree in Aerospace Engineering, Mechanical Engineering, Chemical Engineering, or a related engineering field with 4 years of relevant professional experience OR Master’s degree in a related engineering field with 2 years of relevant professional experience OR 8 years of relevant propulsion engineering experience in lieu of a degree.
• 4–10 years of professional experience in liquid propulsion, rocket propulsion, aerospace, defense, turbomachinery, fluid systems, or a closely related engineering discipline.
• Demonstrated experience applying engineering fundamentals to the design, analysis, development, testing, or integration of propulsion systems or complex fluid and thermal systems.
• Working knowledge of propulsion fundamentals, including fluid mechanics, thermodynamics, heat transfer, combustion, pressure systems, fluid system design, and propulsion performance.
• Experience developing engineering analyses, models, calculations, technical reports, drawings, specifications, or other engineering documentation.
• Experience supporting hardware development, integration, testing, qualification, manufacturing, or production troubleshooting in an aerospace, defense, propulsion, or other high-reliability environment.
• Ability to work effectively in a multidisciplinary engineering environment and communicate technical concepts, analysis results, risks, and recommendations to technical and non-technical stakeholders.
• Ability to obtain and maintain a U.S. Security Clearance, if required for the assigned position.

Nice To Haves

• Experience with liquid rocket propulsion systems, including cryogenic or storable propellants, pressure-fed or pump-fed architectures, injectors, combustion devices, turbopumps, valves, feed systems, or pressurization systems.
• Experience with propulsion analysis and simulation tools such as MATLAB/Simulink, Python, CFD, FEA, NPSS, or similar engineering tools, and experience with aerospace or defense standards and qualification testing.

Responsibilities

• Design, develop, and support liquid propulsion systems, components, and subsystems from concept through qualification, production, and fielded operation.
• Perform propulsion engineering analyses and trade studies related to combustion, fluid flow, thermodynamics, heat transfer, pressure, loads, performance, and system sizing.
• Develop and maintain engineering models, calculations, analyses, drawings, specifications, interfaces, bills of materials, and other configuration-controlled technical documentation.
• Support the design and development of propulsion components and fluid systems, including combustion chambers, injectors, turbomachinery, valves, regulators, feed systems, tanks, manifolds, pressurization systems, and associated hardware as applicable.
• Support propulsion hardware integration, component testing, subsystem testing, qualification, acceptance testing, and hot-fire test activities; analyze test data and support troubleshooting and failure investigations.
• Collaborate with mechanical, electrical, systems, software, materials, manufacturing, quality, test, and program teams to ensure propulsion hardware meets performance, reliability, safety, manufacturability, and schedule requirements.
• Participate in design reviews, technical planning, risk assessments, failure reviews, supplier interactions, and configuration management activities while clearly communicating technical findings and recommendations.
• Support manufacturing and production by resolving technical issues, evaluating nonconformances, developing engineering dispositions, and implementing design improvements based on analysis, testing, and lessons learned.

Benefits

• Flexible Time Off (FTO), empowering employees to take the time they need to recharge and maintain a healthy work-life balance
• Comprehensive medical, dental, and vision coverage for employees and their families, with a significant portion of premiums covered by the company and many benefits paid at 100% for employees
• Flexible, affordable gym memberships with 12,700+ options nationwide, including 24 Hour Fitness, EoS Fitness, Crunch Fitness, Anytime Fitness, Blink Fitness, Chuze Fitness, and more
• 401(k) retirement plan with a 50% company match on contributions up to 8%, supporting long-term financial security
• Company wellness programs that support employee well-being
• Additional voluntary benefits and employee support resources
• The opportunity to work alongside a highly talented team in an innovative, mission-driven environment

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level