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Propulsion Engineer Intern - Fall 2024

Logo of Relativity Space

Relativity Space


1mo ago

🚀 Off-cycle Internship

Long Beach

⌛ Closed
Applications are closed

Off-cycle Internship

Engineering, Science•Long Beach


  • Relativity seeks a Propulsion Engineer Intern to join the Summer 2024 Internship Program. The Propulsion team at Relativity Space is responsible for the design, development, testing, and manufacturing of Relativity’s entirely 3D printed rocket engine, Aeon R. As a part of this team, you will help build, create, and iterate on the full product lifecycle of our Aeon R engine.

Your application will be reviewed, and if you are chosen to move forward, you will interview with Engineers at Relativity Space. If you are selected for the internship program, you will be placed on one of the below specialized teams:

  • Combustion Devices
  • Turbomachinery
  • Systems & Test
  • Integrated Design
  • Components


  • Current undergraduate or graduate student earning your degree in a science, engineering, technology, or mathematics field
  • Strong engineering fundamentals in either fluid mechanics & thermodynamics, or structural design & analysis (not required to be proficient in all areas)
  • Clear evidence of ownership, problem-solving skills, and effective team collaboration from school or work experience
  • Excitement & ability to learn quickly
  • (For design roles only) you love working on CAD and have proficient knowledge of a CAD package, and have some experience designing, sizing, or analyzing highly engineered parts

Education requirements

Currently Studying

Area of Responsibilities



  • Summer intern projects (just a few examples!):
  • Designed clean sheet cryogenic isolation and high temperature check valves
  • Optimized rotating turbomachinery components for additive manufacturing
  • Designed a rig to test new bearing and seal designs in liquid oxygen
  • Created preliminary design of the stage 2 reaction control system
  • Designed and conducted subscale testing for characterizing thrust chamber channel flow
  • Worked on computational fluid modeling of engine ignition system
  • Injector flow visualization


Work type

Full time

Work mode



Long Beach