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Firefly Aerospace · 7 hours ago

Propulsion Development Engineer IV (Advanced Programs)

Cedar Park, TX

Full-time

Onsite

Senior Level

Firefly Aerospace is an end-to-end space transportation company focused on enabling space operations. They are seeking a Propulsion Development Engineer IV to lead the development of low TRL engines and manage the entire lifecycle of propulsion systems for their launch vehicles and spacecraft.

AerospaceAir TransportationSatellite Communication

Responsibilities

Demonstrate extreme ownership over propulsion system hardware from a blank page to a test campaign

Lead design, analysis, and development of propulsion systems for advanced programs, from concept through prototype and development hotfire testing

Define system and component-level requirements, ensuring alignment with mission objectives and performance goals

Own and execute development, qualification, and acceptance testing as well as data reduction and reviews for engine systems and subsystems

Collaborate cross-functionally with structures, fluids, avionics, and manufacturing teams to ensure vehicle-level functionality

Generate and maintain engineering documentation, including models, drawings, and analysis reports

Personally lead the build process for development engines to iterate and improve design and layout

Drive rapid iteration cycles to mature designs, incorporating lessons learned into future development

Present design reviews, risk trades, technical findings, and recommendations to internal stakeholders, leadership, and external partners

Qualification

Propulsion system designHardware developmentTestingQualificationRequirements definitionEngineering documentationClear communicationCross-functional collaboration

Required