Bare-Metal Bootloader Expert

Job Responsibilities

• Design and implement bare‑metal bootloaders for automotive ECUs focused on security, speed, and reliability.
• Develop and maintain secure firmware flashing and update mechanisms, including OTA and diagnostic updates.
• Work with NXP S32K3, STM
  32U5, and Realtek microcontrollers for system bring‑up and low‑level boot loader design.
• Integrate and validate Ethernet‑based communication stacks, including DoIP.
• Implement secure boot and cryptographic validation for firmware images.
• Collaborate with software integration, system, and cybersecurity teams to meet technical and safety requirements.
• Perform debugging, performance tuning, and optimization on embedded targets.
• Prepare detailed technical documentation, design specifications, and test plans.

• 5–10 years of experience in boot loader development for embedded or automotive platforms.
• Proficiency in C/C++ for low‑level and bare‑metal development.
• Strong hands‑on experience with NXP S32K3, STM
  32U5, and Realtek MCUs.
• Excellent understanding of Ethernet, TCP/IP, and DoIP protocols.
• Proven experience in secure boot, firmware encryption, and digital signature validation.
• Knowledge of AUTOSAR, ISO 14229 (UDS), and ISO 21434 (Cybersecurity) is a plus.
• Familiarity with hardware bring‑up, MCU peripherals, and boot sequence architectures.
• Experience using embedded development tools and IDEs such as S32 Design Studio or STM
  32
  
  CubeIDE.

• Experience with Over‑The‑Air (OTA) update frameworks.
• Knowledge of CAN, LIN, and other automotive communication protocols.
• Exposure to functional safety standards (ISO 26262).

• Bachelor’s or Master’s degree in Electrical Engineering, Computer Engineering, Embedded Systems, or related field.

Mid‑Senior level

Contract

Belmont, MI • $80,000.00 – $