Hiring: GNC Engineer Company: Attis Location: Los Angeles County, CA Job Posted Time: 2026-09-03 11:33:35 Employment Type: On-site Target Skills & Keywords : Agile, C, C++, Linear, MATLAB, Python, Simulink About the job Experience: •5+ years of dedicated experience in spacecraft or satellite Guidance, Navigation, and Control (GNC). Required Skills: •Architect, test, and tune real-time GNC algorithms for relative motion, formation flying, and autonomous RPO. •Construct attitude determination and control systems (ADCS) alongside precise orbit determination filters. •Model complex orbital dynamics, satellite trajectories, and space environmental disturbance forces. •Execute robust state estimation and sensor fusion using IMUs, star trackers, optical navigation, and LiDAR. •Write, embed, and optimize flight algorithms in C/C++ and Python for flight systems. •Conduct extensive Monte Carlo performance runs and failure scenario testing across HIL test beds. Qualifications: •Bachelor’s or Master’s degree in Aerospace, Mechanical, or Electrical Engineering. •Advanced programming fluency across MATLAB/Simulink, C/C++, and Python environments. •Demonstrated mastery in Kalman filtering, state estimation, and non-linear control systems. •Active U.S. Citizenship with active TS/SCI clearance or verified eligibility to obtain one. •Willingness for 100% on-site work location in Torrance, California. •What Will Make You Stand Out •Direct production experience implementing autonomous Rendezvous and Proximity Operations (RPO) algorithms. •Deep experience setting up and verifying algorithm performance inside Hardware-in-the-Loop (HIL) setups. •If you are interested in this role, please apply with your resume through this site. •GNC Engineer, Guidance Navigation and Control, ADCS Engineer, Attitude Determination, Orbit Determination, Kalman Filter, State Estimation, Hardware in the Loop, HIL Testing, Spacecraft Autonomy, Orbital Mechanics, RPO, C++, MATLAB Simulink, Python Developer, Satellite Systems Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!