As a Front-End UI/UX Engineer on Firefly Aerospaces Ground Software team, you will build the mission operations interfaces that enable real-time control of our spacecraft and launch vehicles. Operators depend on these applications for commanding, telemetry visualization, anomaly response, and situational awareness across the full mission lifecycle. This is primarily a front-end engineering roleyou will develop high-quality, performant UI components and full application views using modern web technologies. But we are also seeking someone who brings a designers eye for usability, layout, and workflow clarity. You should be comfortable gathering input from operators, translating mission workflows into user flows or wireframes, and shaping the UI experience before implementing it. Your work will directly influence operator efficiency, mission safety, and Fireflys next-generation ground system.