Flight Software & GNC Intern - Spring/Summer 2027

Hermeus is a venture-backed defense aviation company reclaiming the lost art of rapid iterative prototyping to build the fastest aircraft in the world today. By prioritizing relentless hardware iteration, we deliver high-speed systems at the pace of the modern battlefield. We work with the Department of War to provide the high-speed capabilities our nation and its allies need to maintain a durable, asymmetric advantage. About The Role:  As a GNC & Flight Software Engineering Intern, you will support the development, implementation, and testing of flight software and guidance, navigation, and control systems for uncrewed high-speed aircraft. This role is a fit for candidates with either a strong software background and exposure to GNC/controls, or a strong GNC/controls background with hands-on software experience. Spring: Around 16 weeks (January - April) Summer: Around 12 weeks (May - August) Responsibilities: • Support the development and implementation of flight software and guidance and control algorithms • Implement, integrate, and test control algorithms in simulation, embedded, and hardware-integrated environments • Assist with control law development, tuning, and validation for vehicle stability and performance • Develop software interfaces, messaging, and integrations between flight and mission subsystems • Analyze test data, troubleshoot system behavior, and support improvements to software and control performance • Collaborate across software, GNC, avionics, and vehicle engineering teams to validate integrated systems Requirements: • Pursuing a degree in Aerospace Engineering, Computer Engineering, Computer Science, Electrical Engineering, or a related technical field • Background in either software development with exposure to GNC/controls, or GNC/controls with experience implementing software • Experience with C++, C, Python, MATLAB/Simulink, or similar programming and engineering tools • Familiarity with controls, dynamics, simulation, embedded systems, or hardware/software integration • Hands-on experience through internships, coursework, research, or technical projects • Strong understanding of engineering first principles • Demonstrated ability to work within cross-functional teams • Excellent written and verbal communication skills • GPA of 3.0 or above