Senior GNC Engineer – Autonomous Spacecraft & RPO

Attis; California (MO); On-site; USD 135,000 - 225,000; Full time

Job summary

Attis is seeking a GN&C Engineer to design and implement real-time guidance, navigation, and control algorithms for autonomous spacecraft in a fast-paced defense-focused environment. You will work on attitude control, state estimation, and RPO concepts with HIL testing facilities on-site in Torrance, CA.

Ideal candidates have 5+ years in spacecraft GNC, strong MATLAB/Simulink, C/C++, and Python skills, and a willingness to work 100% on-site in California. U.S.

Qualifications

• Requires a Bachelor’s or Master’s degree in Aerospace, Mechanical, or Electrical Engineering.
• 5+ years of dedicated experience in spacecraft GNC.
• Advanced programming in MATLAB/Simulink, C/C++, and Python.

Responsibilities

• Architect, test, and tune real-time GNC algorithms for relative motion, formation flying, and autonomous RPO.
• Construct ADCS alongside precise orbit determination filters.
• Model orbital dynamics and space environmental disturbance forces.
• Execute state estimation and sensor fusion using IMUs, star trackers, and LiDAR.
• Write and optimize flight algorithms in C/C++ and Python for flight systems.
• Conduct Monte Carlo performance runs and failure testing on HIL setups.

Skills

Kalman filtering

State estimation

Non-linear control

C/C++

Python

MATLAB/Simulink

Education

Bachelors or Masters in Aerospace, Mechanical, or Electrical Engineering

Tools

HIL test beds

Job description

Attis is seeking a GN&C Engineer to design and implement real-time guidance, navigation, and control algorithms for autonomous spacecraft in a fast-paced defense-focused environment. You will work on attitude control, state estimation, and RPO concepts with HIL testing facilities on-site in Torrance, CA.

Ideal candidates have 5+ years in spacecraft GNC, strong MATLAB/Simulink, C/C++, and Python skills, and a willingness to work 100% on-site in California. U.S.