Spacecraft GNC Engineer – Lead, Full Lifecycle Ownership

OHO Group (Lithuania); California; On-site; USD 120,000 - 180,000; Full time

Job summary

OHO Group (Lithuania) is seeking a Spacecraft GNC Engineer to own critical guidance, navigation and control systems for a next-generation spacecraft. You will influence design decisions across attitude control, orbital dynamics, simulation and flight software.

The role offers hands-on ownership from initial algorithm development through hardware testing and on-orbit operations, with opportunities to impact system performance in a challenging aerospace environment.

Qualifications

• Experience in spacecraft GNC, ADCS or orbital dynamics.
• Strong understanding of attitude control, state estimation and dynamic systems.
• Experience developing and validating control algorithms.

Responsibilities

• Design and develop spacecraft attitude determination and control systems.
• Build and maintain 6-DOF simulations to evaluate spacecraft dynamics and performance.
• Develop state estimation, sensor fusion and orbital control algorithms.
• Integrate GNC algorithms into flight software and validate performance through hardware-in-the-loop testing.

Skills

Spacecraft GNC / ADCS

Attitude control and state estimation

Control algorithm development

Tools

Python

C++

Rust

Job description

OHO Group (Lithuania) is seeking a Spacecraft GNC Engineer to own critical guidance, navigation and control systems for a next-generation spacecraft. You will influence design decisions across attitude control, orbital dynamics, simulation and flight software.

The role offers hands-on ownership from initial algorithm development through hardware testing and on-orbit operations, with opportunities to impact system performance in a challenging aerospace environment.