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Senior Security Engineer, Firmware

2 months ago


Cambridge, Cambridgeshire, United Kingdom Roku Full time

About the Role

We are seeking a highly experienced Senior Software Engineer with a strong background in embedded Linux and system-on-a-chip (SoC) development and integration. This is a senior role that requires a high level of visibility within the organization. The ideal candidate will have a proven track record of developing secure systems and components on embedded devices.

Key Responsibilities

  • Design and develop secure firmware solutions for cryptographic key programming, secure boot, and secure enclave
  • Develop cross-product security infrastructure solutions to ensure the integrity and confidentiality of data
  • Design and implement cryptographic tooling to support new product development teams
  • Evaluate hardware vendor solutions for security implementations, including secure boot, TEE, and secure video path
  • Conduct vulnerability research and develop realistic scenarios to simulate device firmware attacks
  • Perform static analysis on firmware images for vulnerability management

Requirements

  • 10+ years of relevant software development experience
  • In-depth understanding of Linux, tools, libraries, and open-source development
  • Extensive experience with C/C++/OOD and the ability to solve complex problems
  • Proven track record of success with embedded system development projects
  • Solid grasp of cryptography protocols and applications
  • Red Team experience on embedded systems
  • Development experience with first-stage bootloaders and secure boot flow
  • Experience working with Trusted Execution Environment and secure software best practices
  • Understanding of various types of exploits, threat modeling, and attack surfaces
  • Bachelor's degree in Computer Science or equivalent engineering experience

About Roku

Roku is a leading streaming media player company that is changing the way the world watches TV. We are committed to innovation, collaboration, and trust. Our unique culture is built on problem-solving, action, and a pragmatic approach to innovation. We believe in surrounding ourselves with talented individuals who are easy to work with and who keep their egos in check. We appreciate a sense of humor and are proud of our independent thinking and big ideas.