GNC Actuation Systems Engineer — Controls & Flight

Castelion Corporation; Torrance (CA); On-site; USD 110,000 - 170,000; Full time

Benefits offered by this job

Equity

PTO

Holidays

Health benefits

Parental leave

Fitness stipend

EV charging

Catered meals

Stocked kitchen

Job summary

Castelon? Castelion seeks a GNC Engineer – Actuation Systems to design and tune closed-loop control for flight vehicle actuators, model actuator dynamics, and support embedded flight software for real‑world integration.

You will work closely with GNC, avionics, mechanical, and electrical teams to deliver robust actuation systems and validated performance. The role emphasizes hands‑on testing, hardware characterization, and developing high‑fidelity simulations for 6‑DOF vehicle models, with a

Qualifications

• Bachelor's degree in Aerospace, Mechanical, Electrical, or Computer Engineering (or related field).
• Strong fundamentals in feedback controls, dynamics, or electromechanical systems.
• Experience programming in Python, C/C++, Rust, Julia or similar.

Responsibilities

• Design, implement, and tune closed-loop control for flight vehicle actuators.
• Model actuator dynamics, motors, gearing, sensors and control surfaces.
• Develop SITL/HITL environments and embedded flight software support.
• Coordinate with GNC, avionics, embedded software, mechanical, electrical, and test engineers.

Skills

Controls fundamentals

Programming languages

Cross-disciplinary

Education

ABET-accredited engineering degree

Job description

Castelon? Castelion seeks a GNC Engineer – Actuation Systems to design and tune closed-loop control for flight vehicle actuators, model actuator dynamics, and support embedded flight software for real‑world integration.

You will work closely with GNC, avionics, mechanical, and electrical teams to deliver robust actuation systems and validated performance. The role emphasizes hands‑on testing, hardware characterization, and developing high‑fidelity simulations for 6‑DOF vehicle models, with a