Cisco Senior Hardware Security Engineer 

United States, California, San Francisco 

92262304

Application window has been extended and expected to close on 1/3/2025

• Collaborate with our Hardware Engineering and Cisco Security teams on component selection related to secure boot and roots of trust
• Develop and maintain software for security chips, including Linux device drivers and cloud authentication mechanisms to protect against hardware system attacks
• Design and implement secure hardware architectures
• Troubleshoot at the hardware and software level when challenges arise
• Collaborate with various Engineers across product teams to improve firmware design, development, and deployment practices
• Work with manufacturing teams to ensure security is maintained throughout the production process
• Stay up-to-date on the latest emerging hardware security threats and technologies

• Proven experience programming in C or C++
• Minimum of 4 years of experience with software development focused on hardware security
• Familiarity with Yocto build systems, Jenkins automation, and CI/CD pipelines to streamline development and deployment processes
• A good understanding of Unix-based OS and network fundamentals
• Experience with integrating Trusted Platform Modules (TPM) and implementing Secure Boot
• Understanding of common serial bus protocols like I2C, SPI, and LPC
• Comfortable using network protocol analyzers, logic analyzers, hardware debuggers, and source-level debuggers to troubleshoot problems at all layers of the stack
• Capability to read and advise on board-level designs, schematics, and layouts
• Skills in reworking boards and soldering, such as handling SMT components
• Experience in building and modifying boot-loaders and device drivers
• Familiarity with hardware security techniques and technologies, such as TrustZone, crypto modules, hardware root of trust, and anti-tampering measures
• Experience interacting with software and hardware components using OpenSSL for cryptographic operations and secure communications
• Excellent communication and collaboration skills

• Proficiency in writing and implementing limited data hygiene practices on devices, ensuring compliance with best data security and integrity practices.
• Interests with CPLDs and FPGAs programming and debugging
• Experience writing device drivers
• Familiarity with Assembly or Python programming
• Interests in hardware hacking, reverse engineering, and information security
• Delight in breaking things to uncover security vulnerabilities