

Millennium Space Systems Summer 2026 Internship Program – Propulsion Engineering
Location
El Segundo, CA
Level
Internship
Department
Aerospace & Space
Type
Salary
$44,000 - $74,000
Job Description
Posted on:
2026-03-06
Responsibilities
- Generate hardware 3D models and drawings.
- Conduct propulsion performance analysis.
- Perform hand calculations and tolerance analysis.
- Support testing or analysis for satellite builds.
- Own the 3D modeling of propulsion parts.
- Supervise relevant testing and issue resolutions.
- Participate in prototyping of propulsion components.
Job Requirements
- Major in Mechanical or Aerospace Engineering.
- Experience with 3D CAD/Modeling.
- Knowledge of statics and mechanics of materials.
- Prototyping experience, preferably at least sophomore level.
- Strong academic performance (GPA of 3.0 or above preferred).
- Exceptional organizational and collaboration skills.
- Strong communication skills and enthusiasm for engineering and aerospace.



