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GNC Engineer - Top Secret Clearance

SpaceX - Hawthorne, CA

Posted Feb 3, 2026

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About this role

GNC Engineer - Top Secret Clearance Hawthorne, CA SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. GNC ENGINEER - TOP SECRET CLEARANCE As a guidance, navigation, and control mission design engineer, you will be responsible for designing and implementing physics-based system-of-systems simulation software, capable of capturing complex interactions between a wide variety of space vehicles, ground systems, and environments. You will design CONOPS and drive program-level requirements for large multi-vehicle missions. This is a high-impact role in which you will work across engineering groups, taking extreme ownership of critical trades and design decisions. We are looking for engineers who enjoy solving complex problems, can work effectively in a fast-paced environment, and are passionate about advancing the space industry. RESPONSIBILITIES: - Build software tools and construct scenarios to perform system-of-systems performance analysis of architectures that include satellites, sensors, communications, and ground infrastructure - Conduct analyses and recommend designs that balance competing requirements - Develop 6-DOF dynamics simulation models used for GNC systems analysis and validation - Develop physics-based models for simulation of RF communications and sensor systems - Assess feasibility of various designs in support of architecture definition - Create a library of space and ground systems models, for inclusion in the simulation environment - Act as a cross-disciplinary expert, ensuring that

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