Jobs at Apex Systems

Design, develop, integrate, and test embedded real-time software for Link-16 and Tactical Datalink systems in a defense environment. Requires proficiency in C/C++ and object-oriented programming, with hands-on experience developing and debugging multi-threaded embedded applications, integrating firmware, and working with software-defined radios and tactical communications hardware.…See more Work in an Agile environment alongside systems engineering, hardware, and integration teams, analyzing system capabilities and resolving complex real-time and controls issues.

Develop low-level firmware in C/C++ for microcontrollers, processors, custom ASICs, FPGAs, and embedded hardware platforms. Design and maintain board support packages, hardware abstraction layers, bootloaders, and device drivers; perform board bring-up, hardware validation, and debug complex hardware/firmware issues using lab instrumentation.…See more Requires 4+ years of embedded firmware experience, strong C/C++ skills, hands-on board bring-up and debugging expertise, and knowledge of embedded communication protocols (SPI, I2C, I3C, UART, Ethernet, CAN, RS-422, RS-485). Support high-reliability firmware development practices including fault management, redundancy, power management, and collaborate across hardware, FPGA, verification, and manufacturing teams.