Firefly Aerospace · 1 week ago
GNC Engineer (Alpha)
Cedar Park, TX
Full-time
Onsite
Entry, Mid LevelFirefly Aerospace is a space and defense technology company that enables our world to launch, land, and operate in space – anywhere, anytime. As a GNC Engineer, you will leverage your knowledge of dynamics and control theory to control the attitude and trajectory of space vehicles, working through every stage of the mission development lifecycle.
AerospaceAir TransportationSatellite Communication
No H1B
U.S. Citizen Only
Responsibilities
Develop and test algorithms to control the trajectory and attitude of launch vehicles and spacecraft
Implement GNC algorithms in flight software deployments
Create high fidelity models of Firefly vehicles to simulate their dynamic behavior
Characterize the performance and capabilities of space vehicles
Support the integration, checkout, and testing of sensor and actuator hardware
Fulfill operational duties concerned with monitoring and reporting status of GNC software and vehicle dynamic states
Continually improve the quality, speed, and reliability of Firefly payload delivery services
Qualification
Required
Bachelor's degree in engineering or physics
Proficiency in dynamics, orbital mechanics, control systems, and estimation
Experience with software development in C++
Experience with version control software and practices
Strong communication and presentation skills
Ability to take complete ownership of individual tasks and see them to completion
Preferred
Master's degree in engineering or physics, or relevant work experience
Demonstrated professional experience implementing an operational aerospace GNC system
Mastery in of the areas of dynamics, orbital mechanics, control systems, estimation, or software development
Familiarity with the software development process, Git, and Git workflows
Proficiency with C++ or Python
Familiarity with Linux
Benefits
Generous health, dental and vision plans with low plan deductibles
Parental leave
Educational reimbursement
Short term disability
Flexible PTO options
Company
Firefly Aerospace
Firefly Aerospace is a space company that develops and operates launch vehicles, lunar landers, and orbital vehicles for commercial mission.
Founded in 2014
501-1000 employees
Funding
Current Stage
Public CompanyTotal Funding
$796.56MKey Investors
Northrop GrummanRPM VenturesAE Industrial Partners
2025-08-07IPO
2025-05-29Corporate Round· $50M
2024-11-12Series D· $175M
Leadership Team
Jason Kim
Chief Executive Officer
Eric Salwan
Co-Founder
Recent News
2026-01-19
Company data provided by crunchbase