Staff Firmware Engineer

Position Summary We are partnered with a pioneering bioelectronics company developing fully implantable Class III medical devices at the forefront of therapeutic and diagnostic medicine. This is a principal-level role for a seasoned embedded software engineer ready to own firmware architecture, drive security strategy, and mentor a high-performing team — all while staying deeply hands‑on in one of the most technically demanding domains in medtech. Responsibilities Define and own long-range firmware architecture, setting engineering standards across embedded subsystems Lead design, implementation, and verification of safety‑critical firmware including power management, ASIC interfaces, and BLE communication stacks Own BLE security architecture end‑to‑end: secure pairing/bonding, AES-CCM encryption, MITM protection, secure key storage, firmware signing, and threat modeling Optimize RF/BLE power delivery and control systems, maximizing software reuse across multiple products Design data infrastructure routing information from embedded processors to application software, cloud backend, and configuration services Lead embedded software verification to medical regulatory standards Mentor engineers, drive code review standards, and contribute to DevOps and onboarding processes Requirements B.S. in Computer Science, Electrical Engineering, or related field with 10+ years of C/C++ embedded development, or M.S. with 8+ years Demonstrated BLE security experience: AES-CCM encryption, secure pairing/bonding, MITM protection, key storage, and firmware signing Deep expertise in Real-Time Operating Systems (RTOS) for embedded platforms Proven track record leading firmware architecture decisions and mentoring engineering teams Experience with IEC 62304, ISO 14971, and/or ISO 13485 preferred Prior Class II/III medical device experience strongly preferred Familiarity with threat modeling, security risk assessments, and technical design documentation a plus #J-18808-Ljbffr