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Spacecraft Propulsion Systems Engineer I

Rocket Lab - Long Beach, CA, United States - In-office - posted 2026-09-11

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Salary: USD 82,000 - 123,000 / annual

Rocket Lab is seeking a Spacecraft Propulsion Systems Engineer I 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, supporting the Space Systems division on cutting-edge programs for civil, commercial, and defense customers. The team has enabled over 1,700 missions, including interplanetary exploration, in-space manufacturing, and national security initiatives, with spacecraft and components deployed to the Moon and Mars. Key responsibilities include: - Own development of new or existing propulsion products and systems, acting as technical lead through the end-to-end development process - Perform conceptual and detailed mechanical design in CAD for propulsion system components, including performance calculations and analysis - Review and approve drawings, 3D PMI, reports, and specifications from team members - Plan, set up, instrument, execute, and analyze test data for propulsion systems - Communicate with internal and external project stakeholders - Make technical risk-based decisions to identify optimal engineering solutions - Manage project schedules, identify priorities, task engineers and technicians, and communicate status to leadership - Mentor and coach team members on technical and professional development - Define and maintain standards of excellence through documentation, training, and review of others' work - Contribute to engineering process development and documentation at Rocket Lab Required Qualifications: - Bachelor's degree in an engineering discipline - Experience in propulsion system development or other high-performance field - US citizenship (required due to program requirements and ITAR regulations) - Ability to obtain and maintain a security clearance Desired Qualifications: - Passion for engineering with a curious mindset and willingness to learn - Detailed mechanical design experience using NX (preferred) or equivalent CAD software and PLM software such as Teamcenter (preferred), Windchill, or similar - Comfort working with high levels of ambiguity - Ability to make decisions using engineering principles, literature, standards, risk assessments, test data, and physics-based models - Experience with propulsion systems using storable propellants (electrical and chemical) - Track record of design reviews and approving release of flight parts, qualification reports, and flight hardware decisions - Project planning and management experience with delivery against schedule - Experience developing requirements and verification sets, writing test plans, performing testing, and writing test reports - End-to-end development process experience including requirements gathering, detailed design, qualification, production, and acceptance testing - Python proficiency for data manipulation and post-processing - Demonstrated hands-on engineering skills inside or outside the workplace - Hands-on integration and testing experience (ideally with NI equipment and software) - GD&T and engineering drawing experience - National Instruments data acquisition system experience - Flight hardware testing and troubleshooting experience - Master's or PhD in engineering

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