Castelion
Senior GNC Engineer
Rio Rancho, NM +3 · Senior · Full-time · Posted Sep 7, 2026
- Location
- Rio Rancho, NM
Torrance, CA
19951 Mariner Ave, Torance, CA 90503
2601 29th Ave NW, Rio Rancho, NM 87144 - Experience
- 2+ years in GNC engineering or a similar role in the aerospace, defense, or missile systems industry.
- Education
- Bachelor’s or Master’s degree in Aerospace Engineering, Mechanical Engineering, Electrical Engineering, or a related field.
- Visa sponsorship
- Employment is contingent on the ability to access applicable export-controlled information without additional export licensing. If classified-access requirements apply, employment may also depend on obtaining and maintaining required U.S. Government clearance or authorization and meeting applicable citizenship or eligibility requirements.
About the job
Develops and validates guidance, navigation, and control systems for missile development vehicles, including flight simulations, aerodynamic analysis, actuator modeling, and flight testing.
What you'll do
- Build and validate multi-degree-of-freedom flight simulations, including SITL and HITL integration.
- Generate and validate aerodynamic models and characterize actuator behavior and sensor or mechanism requirements.
- Design flight controllers, analyze test data, and support controlled flight tests for single- and multi-stage vehicles.
What they ask for
- Bachelor’s or Master’s degree in Aerospace Engineering, Mechanical Engineering, Electrical Engineering, or a related field.
- 2+ years of GNC engineering or similar experience in the aerospace, defense, or missile systems industry.
- Experience with 6 DOF simulation tools and building flight models for missile systems; familiarity with CFD, Missile Datcom, and other aerodynamics simulation tools.
- Proficiency implementing and testing SITL systems and strong programming skills in MATLAB, Python, C++, or similar languages.
Nice to have
- Experience with HITL systems.
- Familiarity with Kalman filters, advanced control techniques, aerodynamics, flight dynamics, control theory, or electromechanical actuator characterization.
Tools
SITL, HITL, CFD, Missile DATCOM, MATLAB, Python, C++, Kalman filters
Model-written summary · the original posting is authoritative