Senior Guidance, Navigation and Controls (GNC) Engineer with over fifteen years of experience specializing in aircraft, missiles, launch vehicles, space vehicles and commercial drones. Expert in a wide-range of GNC responsibilities such as the modeling of aerospace vehicles, the design and analysis of feedback control laws, the development of guidance algorithms, the analysis of mission performance via simulations, the support of vehicle integration tests and on-site, in-field flight activities.
Strong project management skills demonstrated by leading various programs and heading up small multi-disciplinary teams for diverse projects. Firmly believes in team development through collaboration, training and mentoring.
Open to new opportunities in a GNC flight controls group where I can leverage my experience to ensure the success of challenging projects.
Developed linear and nonlinear controllers to stabilize the angular velocity of a spacecraft with one Variable Speed Control Moment Gyro (VSCMG).
Authored OpenGL program to visualize attitude of spacecraft.
Marshall, A. & Tsiotras, P. - “Spacecraft Angular Velocity Stabilization Using a Variable Speed Control MomentGyro,” AIAA Paper 03-5654, AIAA Guidance, Navigation & Control Conference, Austin, TX, 2003.