Skip to main content

Rocket Lab Corporation

Propulsion Engineer I, Engine Systems

Stennis Space Center, MSmidAdded today

About this role

Rocket Lab seeks a Propulsion Engineer I to support the development and testing of the Archimedes engines powering the Neutron medium-lift rocket. You'll own engine subsystems, lead test campaigns, analyze performance data, and drive design improvements for flight readiness in a fast-paced aerospace startup.

What you'll do

  • Design, analyze, test, and validate next-generation propulsion hardware for flight operations
  • Develop requirements and deliver designs that meet program milestones and flight certification standards
  • Execute engine test plans, conduct hotfire testing, and perform post-test data analysis
  • Collaborate with cross-functional teams on integration, testing, and problem resolution
  • Support flight operations including engine acceptance testing and post-flight analysis
  • Drive system architecture trades and optimize requirements for vehicle integration

What they're looking for

  • Fluid dynamics and thermodynamics
  • Cryogenic systems design and analysis
  • Mechanical design principles
  • Engine test data analysis and interpretation
  • Rocket propulsion systems knowledge
  • Technical documentation and requirements development
  • Problem-solving and root cause analysis
  • Cross-functional collaboration

Benefits

  • Opportunity to work on cutting-edge Neutron rocket development
  • Impact on NASA missions to the Moon and Mars
  • Fast-growing startup environment with innovation focus
  • Technical leadership and project ownership
Apply on the employer's site →

Opens the official application on the employer’s site. No login required.

Rocket Lab Corporation

Rocket Lab builds spacecraft and satellites that it launches on its own rockets, developing the avionics, flight software, and ground systems needed to operate these vehicles in orbit. The company is hiring software engineers, test automation specialists, and spacecraft operations engineers to develop embedded flight software, design testing systems, and manage satellite fleet health across commercial and government missions.

View all jobs at Rocket Lab Corporation

Likely interview questions

  • Describe your experience with thermodynamic analysis and cryogenic fluid systems—how would you apply this to methane/LOX engine design?
  • Tell us about a time you led a test campaign; how did you handle unexpected data and adjust your approach?
Unlock all 7 questions free — and practice them live →