GNC Engineer (Aerospace)

TL;DR

GNC Engineer (Aerospace): Developing high-fidelity simulation and analysis capabilities for aerospace vehicle guidance, navigation, and control systems with an accent on nonlinear six-degree-of-freedom simulation environments and flexible-body models. Focus on building physics-based models of vehicle dynamics, implementing system identification techniques, and validating models using flight data.

Location: Burlingame, California (On-site). Must be a U.S. citizen, lawful permanent resident (Green Card holder), or other protected individual to comply with U.S. Government space technology export regulations.

Salary: $170,000 – $200,000 + Equity

Company

hirify.global is a navigational intelligence company building Pulsar, the world’s most advanced PNT satellite infrastructure in Low Earth Orbit for centimeter-level positioning certainty.

What you will do

• Develop and validate a high-fidelity nonlinear six-degree-of-freedom digital twin of the spacecraft bus.
• Create flexible-body and structural-dynamics models for integration into vehicle simulations.
• Build physics-based models of vehicle dynamics, sensors, actuators, and environmental disturbances.
• Apply system identification techniques to estimate system parameters and improve model fidelity.
• Develop simulation capabilities for control design, Monte Carlo analysis, and SIL/HIL testing.
• Contribute to model-based software development, verification, and technical reviews.

Requirements

• Experience developing nonlinear 6DOF simulation platforms for aerospace vehicles.
• Experience modeling and validating aerospace vehicle dynamics, sensors, and actuators.
• Strong understanding of rigid-body dynamics, control systems, and numerical methods.
• Expertise in system identification and deriving linear approximations of nonlinear systems.
• Proficiency in MATLAB, C++, Git, and Linux development environments.
• U.S. citizenship, lawful permanent residency, or protected individual status.

Nice to have

• Master’s or Ph.D. in aerospace engineering, controls, robotics, or applied mathematics.
• Experience with MATLAB/Simulink and automatic code-generation workflows.
• Experience with modal analysis or flexible-mode identification.
• Familiarity with SIL/HIL test environments and flight validation.
• Knowledge of Monte Carlo analysis, uncertainty modeling, and automated testing workflows.

Culture & Benefits

• Competitive compensation package including equity.
• Opportunity to work on cutting-edge satellite infrastructure (Pulsar).
• Commitment to diversity and an inclusive work environment.