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Firefly Aerospace · 5 hours ago

Propulsion Development Engineer II (Advanced Programs)

Cedar Park, TX

Full-time

Onsite

Mid, Senior Level

Firefly Aerospace is an end-to-end space transportation company on a mission to enable world-class space operations. The Propulsion Development Engineer II will be responsible for designing and developing propulsion systems for advanced programs, ensuring they are qualified for flight through a comprehensive hardware lifecycle.

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 systems designRequirements definitionHardware developmentTestingQualificationEngineering documentationData analysisCross-functional collaborationAdaptabilityClear communicationOwnership

Required