Senior Fluid Systems Engineer — Rocket Vehicle Fluid Architect

Relativity; Long Beach (CA); On-site; USD 132,000 - 198,000; Full time

Job summary

Relativity Space is seeking a Vehicle Fluid Systems Engineer to own the fluid subsystem architecture for a space vehicle, applying system design and thermodynamics to guide hardware, analysis, and manufacturing.

You will conduct fluid and thermal analyses, lead design and manufacturing reviews, and define test objectives to validate system performance, with on-site work at our factory and collaboration across teams to accelerate Terran R.

Qualifications

• Bachelor's degree in Mechanical Engineering or relevant field.
• 4+ years of experience with fluid systems.
• Strong fundamentals in thermodynamics, fluid dynamics, and heat transfer.
• Experience with fluid or thermal modeling tools and Python for analysis.

Responsibilities

• Own the vehicle fluid subsystem architecture and schematics, including system control and sizing.
• Perform fluid and thermal analyses (1D steady-state, fluid networks).
• Lead system and hardware design and manufacturing reviews.
• Define and support test objectives and campaigns to validate design and performance.

Skills

Fluid systems

Thermodynamics

Python

System design

Education

Bachelor's degree in Mechanical Engineering

Tools

Fluid/thermal modeling tools

Job description

Relativity Space is seeking a Vehicle Fluid Systems Engineer to own the fluid subsystem architecture for a space vehicle, applying system design and thermodynamics to guide hardware, analysis, and manufacturing.

You will conduct fluid and thermal analyses, lead design and manufacturing reviews, and define test objectives to validate system performance, with on-site work at our factory and collaboration across teams to accelerate Terran R.