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Microsoft

Principal Security Engineer

United States, California, Santa ClaraSenior individual contributorSecurity

Listed on Microsoft’s official careers site. Posted October 1, 2026. Check that it is still open and apply there.

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Job description

Design and Implement cryptographically secure flows for boot, certification, attestation and manufacturing. Participate in the transition from classical cryptography to emerging Post-Quantum Cryptography algorithms.

  • Drive evolution of the design and architecture of the DPU's Secure Enclave, for both boot and runtime services
  • Collaborate with other engineers ensure the successful execution of projects, to seamlessly integrate the DPU in the Azure ecosystem
  • Identify and promote opportunities for design and/or improvements to enhance technical designs, efficiency and productivity within the team Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience.
  • Bachelor's degree in Computer Science or related technical field and 6+ years technical experience coding in languages including, but not limited to, C, C++, Python, Rust and JavaScript 4+ years' experience in embedded software development and system design
  • 3+ years developing crypto libraries: Symmetric, asymmetric, hashing, Public-key Cryptography Standards
  • 4+ years working with cryptographic tools such as openssl, Mbed TLS, or SymCrypt.

Recent knowledge of post-quantum cryptography techniques Experience developing Boot ROM code 3+ years of experience developing secure enclave software 3+ years of experience in SW / HW interfaces, simulations, and systems bring-up

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