SpaceX was founded under the belief that a future with humanity exploring the stars is fundamentally more exciting than one without. Today, SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. The Principal Launch Engineer position is an aggressively-paced, constantly-evolving, results-focused engineering role. The team designs, builds, activates, modifies, improves, and maintains the fluid systems that fuel the most powerful rocket in the world. This role involves daily problem-solving and hands-on work in a development-focused environment, where engineers can see their designs come to life immediately.