# Senior Spacecraft Propulsion Systems Engineer I - Secret Clearance at Rocket Lab

- Company: Rocket Lab
- What the company does: The end-to-end space company delivering reliable launch services, spacecraft, satellite components. Backed by Bessemer and Khosla.
- Company website: https://www.rocketlabusa.com/
- Type: Startups
- Level: Senior
- Location: Long Beach, CA
- Work setup: On-site
- Posted: 2026-09-01
- Apply by: 2026-10-19
- Apply: https://job-boards.greenhouse.io/rocketlab/jobs/7983623003?utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/rocket-lab-senior-spacecraft-propulsion-systems-engineer-i-secret-clearance/

## About the role

We're seeking a Senior Spacecraft Propulsion Systems Engineer I for our propulsion engineering team based out of Long Beach, CA. As a Senior Propulsion Systems Engineer, you are responsible for system-level and component-level ownership of space systems propulsion and fluidic development. These teams support our Space Systems division, and lead cutting-edge programs for civil, commercial, and defense customers. Found on 1752vc Careers, the job board for startup and VC roles.

## What they're looking for

- Bachelor’s degree in engineering (aerospace, mechanical, mechatronics, or other technical discipline)
- 5+ years of experience in propulsion system development, or other high-performance field
- Active Secret clearance with TS/SCI eligibility
- US citizenship is required, due to program requirements
- Expertise in propulsion system modelling, static and transient analysis, and model validation using test data software such as Amesim, EcosimPro, Simulink, or Simscape
- Experience with end-to-end development process, including gathering requirements, detailed design, qualification, production, and acceptance testing

Tags: USA Space Systems

Source: 1752vc Careers, https://www.1752.vc/careers/jobs/rocket-lab-senior-spacecraft-propulsion-systems-engineer-i-secret-clearance/