Required Qualifications: • Must be able to obtain and maintain a U.S. Security Clearance within a reasonable timeframe. • 20 or more years of related work experience OR an equivalent combination of education and experience (Ex. PhD, Master's + 3 or more years' related work experience). • Engineering experience with aircraft, missile, spacecraft, autonomous platform or similar vehicles. • Experience for on-orbit and ground systems operations. • Knowledge in astrodynamics/astrophysics and Guidance, Navigation, & Controls (GN&C). • Proficiency with MATLAB and Simulink. • Proficiency developing GN&C algorithms, models and simulations. • Experience developing with C/C++, Python or C#. • Bachelor of Science degree in Engineering, Engineering Technology (including Manufacturing Technology), Computer Science, Data Science, Mathematics, Physics, Chemistry or non-US equivalent qualifications directly related to the work statement.