Lead Propulsion Engineer, Thruster Systems

Blue Origin; Washington; On-site; USD 150,000 - 210,000; Full time

Job summary

Blue Origin Engines is seeking a Principal Propulsion Engineer to lead the design, development, and testing of thruster combustion devices and propulsion systems. You will drive performance, stability, and reliability while mentoring engineers across multiple disciplines.

The role focuses on connecting injector, chamber, and valve decisions to meet mission objectives for commercial and governmental spaceflight programs. A hands-on expert with deep combustion knowledge is essential.

Qualifications

• B.S. or higher in Aerospace Engineering, Mechanical Engineering, or related field.
• 10+ years in liquid rocket engine or spacecraft thruster development.
• Hands-on design and analysis of injectors and thrust chambers.
• Experience planning and analyzing hot-fire tests of liquid propulsion hardware.
• Understanding of propellant valves and transient behavior.
• Experience supporting technical failure investigations and corrective actions.
• Ability to work across disciplines and make sound decisions with incomplete information.

Responsibilities

• Design, analyze, and develop thruster combustion devices with focus on performance and stability.
• Contribute to integrated thruster design including valves and feed interfaces.
• Plan and support hot-fire test campaigns and data review.
• Investigate anomalies and apply first-principles analysis.
• Mentor engineers on injector and chamber design and testing.
• Collaborate with systems, vehicle, electrical, software, manufacturing and test teams to resolve interfaces.

Skills

Aerospace engineering

Propulsion

Thruster design

Combustion analysis

Hot-fire testing

Failure investigations

Cross-functional collaboration

Education

Bachelor's degree in Aerospace Engineering

Job description

Blue Origin Engines is seeking a Principal Propulsion Engineer to lead the design, development, and testing of thruster combustion devices and propulsion systems. You will drive performance, stability, and reliability while mentoring engineers across multiple disciplines.

The role focuses on connecting injector, chamber, and valve decisions to meet mission objectives for commercial and governmental spaceflight programs. A hands-on expert with deep combustion knowledge is essential.