Keywords: system engineering, ground systems, C++, Python, MATLAB, Julia, satellites, secret, security clearance, flight, aviation, aerospace, Kent, Washington, On site, integration, testing, requirements, C, C#, C++, system engineer, test, testing, test & integration, integration, integrating, space, space & launch, space and launch, agile, risk management, command, command and control, regression, aerospace, ground system, ground segment, database, validation, network, system drawing, ts/sci, top secret, sci, sensitive compartmented information, security clearance, DOD, department of defense, aircraft, space, space system, aerospace engineering, system architecture, STEM, network interfaces, engineer, engineering, regression testing, Federal, satellite, launch, hardware, software, test technology, propulsion, security clearance, security+, AWS, cloud, spacecraft, full time, W2, California, ground system engineering, verification and validation, networks, networking, federal systems, software integration, design, build, polygraph, CI polygraph, counter intelligence, full scope, FSP, on-site, SCIF, data migration, cloud, network security. Zachary Piper Solutions is seeking a Software Engineer (Guidance, Navigation, and Control) to support a high visibility Guidance, Navigation, and Control program for DoD and Intelligence in Kent, WA.