Experience with any of the following: Computational Fluid Dynamics especially for aerodynamic high-speed flows, Finite Element Analysis and solid mechanics, Fluid Structure Interaction, Flight dynamics and trjectory calculations (formulated in six degrees of freedom ("6DoF"), Ballistics, Penetration mechanics, Combustion and Thermodynamics. Ideal candidate will have an understanding of any, or some of the following Engineering Disciplines: Electrical and Mechanical Design, Navigation, Guidance, and Control, Telemetry and Instrumentation, Flight Software, Re-entry Hardware, and Flight Termination Systems, Requirement Definition, Allocation, and Verification, Mechanical, Electrical, and Software Interfaces.