Seeking a Senior Embedded Platform / Multi-Core Performance Engineer, this full-time hybrid role in Phoenix, AZ will focus on developing and modernizing platform software for advanced avionics systems, emphasizing low-level real-time software development and multicore processor architecture. Key Responsibilities: Design, develop, integrate, and maintain platform software for safety-critical embedded systems in real-time environments Analyze and optimize performance impacts from shared hardware resources, ensuring deterministic system behavior Collaborate with cross-functional teams to identify and resolve platform-level performance bottlenecks and support software verification activities Required Qualifications: Bachelor's degree in Computer Engineering, Computer Science, Electrical Engineering, or a related technical discipline 10+ years of experience developing software for embedded and real-time systems Strong programming experience in C and/or C++ within embedded software environments Experience working with Real-Time Operating Systems (RTOS) in safety-critical environments, with preference for DEOS Familiarity with DO-178B and/or DO-178C software development and certification environments