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Propulsion Development Engineer
Hermeus
Los Angeles, USA
Full-time
Mid Level
Onsite
USD 91800-187450 yearly
Discovered 1 weeks ago
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- Own development engine test campaigns from planning through execution and post-test analysis
- Define, author, and refine engine test plans, procedures, and setpoints aligned with program objectives
- Support and make decisions during live test operations, including hot-fire and subsystem testing
- Identify, diagnose, and resolve test-related engine issues across hardware, instrumentation, and procedures
- Standardize and improve test data review, reduction, and reporting processes
- Develop Python-based tools for data processing, visualization, and automated analysis
- Translate test data into clear engineering insights, including performance characterization and root cause analysis
- Drive post-test reviews and ensure actionable outcomes are captured and executed
- Participate in hands-on engine build, integration, and test setup activities
- Author and maintain development engine work instructions, test procedures, and technical documentation
- Generate, track, and resolve engineering issues through ticketing systems
- Collaborate cross-functionally with design, manufacturing, avionics, and test teams to resolve system-level challenges
- Ensure proper sensor selection, instrumentation setup, and data integrity during test campaigns
- Contribute to continuous improvement of test infrastructure, tooling, and development processes
- Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or a related discipline
- Hands-on experience with hardware build, integration, or test operations
- Experience developing or executing engineering test plans and procedures
- Proficiency in Python for data analysis and automation
- Strong understanding of sensors, instrumentation, and diagnostic techniques
- Experience with liquid rocket engines or air-breathing propulsion systems
- Familiarity with high-speed data acquisition and telemetry systems
- Background in thermofluids, combustion, or turbomachinery
- Experience operating in fast-paced, iterative hardware development environments
- Demonstrated ownership of hardware or test systems through multiple development cycles
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