Propulsion Hardware Intern: Rapid Build & Test

Hermeus; Los Angeles (CA); On-site; USD 34,000 - 45,000; Full time

Benefits offered by this job

5 days sick leave and unpaid time off

Weekly lunches and stocked breakrooms

Job summary

Hermeus is seeking a Propulsion Component Engineering Intern to help develop flight-critical propulsion hardware, including valves and actuators, from concept through build, test, and qualification. You will work with propulsion and vehicle teams to address high-pressure, high-temperature environments and support rapid prototyping in a fast-paced program.

The role runs around 16 weeks in spring, with responsibilities spanning design, analysis, testing, and integration of components, enabling

Qualifications

• Intern must be enrolled in a STEM program and in 3rd/4th year or enrolled in a Master's/PhD program.
• Strong interest in propulsion, mechanical systems, and hardware development.
• Solid understanding of fluids, thermodynamics, mechanics, and materials.
• Proven ability to work in cross-functional teams.
• GPA of 3.0 or higher.

Responsibilities

• Support development of propulsion components from concept to flight-ready delivery.
• Contribute designs for extreme environments (high pressure/temp).
• Assist with trade studies on performance, manufacturability, reliability, and tests.
• Assist clean-sheet design, analysis, and integration of propulsion components.
• Support rapid build–test–iterate cycles and troubleshooting.
• Define requirements, interfaces, and integration strategies with teams.
• Assist system-level sizing and design trades; support qualification of flight hardware.
• Contribute to transitioning prototypes to production-ready designs.

Skills

Propulsion systems

Mechanical design

Hardware testing

Team collaboration

Written & verbal communication

Education

Bachelor's degree in STEM

Tools

NX

ANSYS

Python

Job description

Hermeus is seeking a Propulsion Component Engineering Intern to help develop flight-critical propulsion hardware, including valves and actuators, from concept through build, test, and qualification. You will work with propulsion and vehicle teams to address high-pressure, high-temperature environments and support rapid prototyping in a fast-paced program.

The role runs around 16 weeks in spring, with responsibilities spanning design, analysis, testing, and integration of components, enabling