Aerospace (GNC) Engineer Job at Ascend Engineering, Chicago, IL

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  • Ascend Engineering
  • Chicago, IL

Job Description

Location: Chicago, IL (Onsite)

Ascend Engineering develops autonomy and flight software for next-generation unmanned aerial systems. Our work includes PX4 and ArduPilot development , navigation systems, perception integration, and autonomy software for UAV manufacturers, robotics companies, and defense programs.

We are looking for a Guidance, Navigation, and Control (GNC) Engineer to help develop and deploy flight autonomy capabilities for UAV platforms, particularly in challenging or GPS-denied environments .

This role focuses on analyzing and tuning flight control systems, modifying estimation algorithms, and developing software that runs on onboard UAV computers . The role also involves hands-on work with hardware and flight testing , and therefore requires working onsite with our team in Chicago .

** Must have at least 2 years of work experience **

Responsibilities

  • Analyze and tune multi-loop UAV control systems (rate, attitude, velocity, position)
  • Diagnose vehicle performance using flight logs and real-world test data
  • Modify and tune state estimation systems , including Extended Kalman Filters (EKF)
  • Develop software for onboard UAV computers to control and interact with flight controllers
  • Implement navigation solutions for GPS-denied or degraded environments
  • Work with PX4 or ArduPilot flight stacks to modify behavior and integrate new capabilities
  • Support airframe integration, sensor integration, and flight testing
  • Develop and validate autonomy capabilities from simulation through flight test

Ideal Candidate

  • Degree in Aerospace Engineering, Robotics, Control Systems, or similar field
  • Strong understanding of flight dynamics and control systems
  • Experience tuning PID-based flight control systems
  • Experience working with Extended Kalman Filters (EKF) or similar estimation systems
  • Experience analyzing UAV flight logs and tuning vehicle performance
  • Experience writing C++ or Python software for robotics or embedded systems
  • Comfortable working with real hardware and flight testing

Bonus Experience

  • Experience with PX4 or ArduPilot
  • Experience with MATLAB / Simulink
  • Experience with visual-inertial navigation, SLAM, or sensor fusion
  • Experience with ROS / ROS2
  • Experience modifying UAV airframes or integrating sensors

Job Tags

Full time, Work experience placement

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