Senior Mechanical Engineer, Aerospace Fluid Systems

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

Benefits offered by this job

Competitive salary

Equity

PTO and sick leave

Parental leave

Learning and development stipend

Job summary

Relativity Space is developing the Terran R launch vehicle with a focus on hardware integration of fluid systems and propulsion components. The role centers on designing pressure components, performing CFD/FEA analyses, and guiding test plans to ensure reliable performance for aerospace applications.

The candidate should bring a mechanical engineering background with 5+ years of fluids experience, CAD proficiency, and a track record of translating requirements into robust, flight-ready designs.

Qualifications

• Bachelor's degree in Mechanical Engineering or relevant field.
• 5+ years of experience designing fluid system components.
• Strong foundations in thermodynamics, structures, fluid dynamics, and heat transfer.
• Experience with CFD/FEA tools (ANSYS).
• Experience with CAD packages (NX, CREO, SolidWorks).
• Experience designing fluid system pressure components (fittings, seals, valves, regulators).
• Experience with FEA tools to analyze component structural margins.

Responsibilities

• Design and analysis of pressure components for launch vehicle fluid and propulsion systems.
• Perform detailed fluid, thermal, and structural analyses of parts and assemblies.
• Plan and execute qualification tests for internally developed components.
• Conduct trade studies to optimize architectures meeting system requirements.

Skills

Fluids system design

Thermodynamics

Fluid dynamics

Heat transfer

CFD

FEA

Education

Bachelor's degree in Mechanical Engineering

Tools

ANSYS

NX

CREO

SolidWorks

FEMAP

Job description

Relativity Space is developing the Terran R launch vehicle with a focus on hardware integration of fluid systems and propulsion components. The role centers on designing pressure components, performing CFD/FEA analyses, and guiding test plans to ensure reliable performance for aerospace applications.

The candidate should bring a mechanical engineering background with 5+ years of fluids experience, CAD proficiency, and a track record of translating requirements into robust, flight-ready designs.