Lead Engine Assembly Design: Own Engine Layout & Production

Relativity Space; Long Beach (CA); On-site; USD 136,000 - 204,000; Full time

Job summary

Relativity Space in Long Beach, CA is seeking a propulsion engineering leader to own Aeon-R engine configurations from development through flight. You will mentor a small team, set priorities, and drive engine integration with Propulsion, Vehicle, and Test teams.

You’ll apply fluid and structural design fundamentals, manage CAD models, and ensure mass and interface integrity as Terran R scales for production.

Qualifications

• Bachelor’s degree in a science, engineering, technology, or math field.
• 5+ years of fluid/structural design experience.
• Proficient CAD skills and familiarity with CAD software.
• Experience mentoring and leading others.
• Strong detail orientation and organization.

Responsibilities

• Own overall layout and packaging of Aeon-R engines across configurations.
• Design and analyze final integration hardware (secondary structures, manifolds, tubing).
• Collaborate with subsystem owners to drive optimal engine design.
• Own and release top-level CAD models of the engine assembly.
• Track mass projections and mass budgets for Aeon-R engines.
• Own the Interface Control Diagram and coordinate with vehicle/test stand partners.
• Champion configuration and change management and ramp-up with Engine Integration.

Skills

Fluid design

Structural design

Mechanical design

CAD software

Leadership

Mentoring

Education

Bachelor's degree in STEM

Tools

Siemens NX

Teamcenter

ANSYS Workbench

Job description

Relativity Space in Long Beach, CA is seeking a propulsion engineering leader to own Aeon-R engine configurations from development through flight. You will mentor a small team, set priorities, and drive engine integration with Propulsion, Vehicle, and Test teams.

You’ll apply fluid and structural design fundamentals, manage CAD models, and ensure mass and interface integrity as Terran R scales for production.