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Senior Spacecraft Propulsion Systems Engineer I

Rocket Lab - Long Beach, CA, United States - In-office - posted 2026-08-10

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Rocket Lab is seeking a Senior Spacecraft Propulsion Systems Engineer to join the propulsion engineering team in Long Beach, CA. You will own system-level and component-level development of spacecraft propulsion and fluidic systems, serving civil, commercial, and defense customers. Key responsibilities include: - Owning development of new or existing propulsion products/systems as technical lead - Performing conceptual and detailed performance calculations, systems modeling, analysis, and design - Gathering, defining, and managing technical requirements - Leading systems engineering activities and providing technical guidance to team members - Planning and executing tests, including instrumentation setup and data analysis - Communicating with internal and external stakeholders - Making technical risk-based decisions to identify optimal engineering solutions - Managing project schedules, prioritizing work, tasking engineers and technicians, and reporting status - Mentoring and coaching team members on technical and professional development - Establishing and maintaining excellence standards through documentation, training, and peer review - Contributing to engineering process development and documentation Required qualifications: - Bachelor's degree in aerospace, mechanical, mechatronics, or related engineering discipline - 5+ years of propulsion system development or high-performance field experience - US citizenship (required for program compliance) - Expertise in propulsion system modeling, static/transient analysis, and validation using tools like Amesim, EcosimPro, Simulink, or Simscape - End-to-end development process experience (requirements through acceptance testing) - Systems Engineering V methodology and risk-based decision-making experience - Experience with storable propellants (electrical and chemical systems) Desirable qualifications include hands-on engineering skills, comfort with ambiguity, Python proficiency for data analysis, NX CAD experience, and Jama requirements management familiarity.

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