Ascendion is seeking a Firmware Security Engineer to design, implement, test and support software for Large Format printers. You will gather requirements, code in C/C++ and Python, and ensure secure, robust firmware with Qt‑QML UI components in Linux environments. You will work across cross‑functional teams to assess impact, coordinate builds, and document development work in English for integral manufacturing. Strong security, networking, and CI tooling are essential for success in this role. #J-18808-Ljbffr