SpaceX is seeking a Senior Security Software Engineer to join their Starshield team, which leverages Starlink technology for national security efforts. The role focuses on developing secure systems and in-space mesh networks for government use, with emphasis on earth observation and communications. The ideal candidate will have extensive experience in security software development, applied cryptography, and network security. You'll be responsible for designing and implementing security infrastructure, maintaining production systems, and improving security posture across SpaceX's product lines. The position offers competitive compensation ($168,000-$230,000) plus equity and comprehensive benefits. This is a unique opportunity to work on cutting-edge space technology while contributing to national security initiatives. The role requires strong technical skills, excellent communication abilities, and the capability to work with complex systems. SpaceX's mission is to enable human exploration of space, making this role particularly impactful for those interested in combining security expertise with space technology advancement.