GNC Simulation Engineer – Real-Time Flight Dynamics

Mach Industries; Huntington Beach (CA); On-site; USD 135,000 - 185,000; Full time

Benefits offered by this job

Health insurance

Equity participation

Professional development

Retirement plan

Paid time off

Job summary

Mach Industries in Huntington Beach, CA seeks a GNC Engineer, Modeling & Simulation to design, build, and maintain high-fidelity aircraft simulation environments in support of Guidance, Navigation, and Control development.

You will realize equations of motion in software, develop aerodynamic and plant models, and create simulation infrastructure for SITL and HITL testing, collaborating with aerodynamics, controls, and hardware teams to ensure accurate modeling before flight.

Qualifications

• Bachelor’s degree in Engineering, Physics, or Mathematics required.
• 3+ years of experience developing and deploying navigation or simulation systems.
• Proficiency in C++ and Python with strong understanding of software design for simulation environments.
• Experience using modern software development tools such as Git and Jira.
• Familiarity with CI/CD strategies and tools for code integration and automated testing.

Responsibilities

• Develop and maintain high‑fidelity flight dynamics and vehicle simulation models.
• Implement equations of motion in C++ and Python for real‑time and offline simulation environments.
• Collaborate with the aerodynamics team to incorporate aerodynamic models derived from CFD and wind tunnel testing.
• Perform system identification and parameter estimation to generate accurate plant models.
• Build and sustain simulation infrastructure supporting GNC verification and validation in SITL and HITL environments.
• Develop test harnesses, logging frameworks, and automated validation tools for simulation assets.
• Integrate with CI/CD pipelines to ensure continuous simulation regression testing and model integrity.
• Document and maintain model assumptions, configurations, and validation results.

Skills

C++

Python

Navigation/Simulation software design

Education

Bachelor's degree in Engineering, Physics, or Mathematics

Tools

Git

Jira

CI/CD tooling

Job description

Mach Industries in Huntington Beach, CA seeks a GNC Engineer, Modeling & Simulation to design, build, and maintain high-fidelity aircraft simulation environments in support of Guidance, Navigation, and Control development.

You will realize equations of motion in software, develop aerodynamic and plant models, and create simulation infrastructure for SITL and HITL testing, collaborating with aerodynamics, controls, and hardware teams to ensure accurate modeling before flight.