APEX TK is seeking a highly motivated and skilled Radar Signals Engineer to join our team supporting a critical government client. This position offers the opportunity to work on cutting-edge projects within the aerospace domain. Responsibilities: • Work with our modeling and simulation team to conduct a wide variety of analyses involving radars tracking satellites in all types of Earth orbits • Satellite-tracking radar signal designs and signal processing algorithms • Radar antenna design • Performance analyses of satellite target detection, acquisition, tracking and characterization • Radar return modeling using 3D satellite models • Work with experts in astrodynamics, optical sensing, AI, and High Performance Computing • Use programming languages such as Python, C++, MATLAB, or others to leverage existing analysis tools and develop new ones • Conduct independent trade studies and technical assessments • Review and validate algorithms and results provided by external teams • Develop and present actionable technical briefings Required Qualifications: • 2-10 years of relevant experience. • Bachelor’s Degree in a STEM related field such as Engineering, Mathematics, Physics, Aerospace, Computer Science, etc. • Active Top Secret/SCI w/ CI Poly Clearance • Experience performing space-related engineering analysis (collecting, organizing, analyzing data) using one or more of the following: C++, Python, R, SQL, PostgreSQL, Linux, MATLAB, VBA, or STK • Ability to communicate findings and recommendations to internal and external customers • Solid understanding of satellite-tracking radar signals Preferred Qualifications: • Master's degree in a STEM related field. • Experience with other simulation tools and programming languages. • Experience with phenomenological models, including a demonstrated ability to model relevant physical phenomena and validate those models.