Cryptography Engineer - Product Security, Cybersecurity (remote)

CrowdStrike CrowdStrike · Enterprise · United States · Remote

CrowdStrike is seeking a Cryptography Engineer to join their Product Security team. This role will focus on designing, implementing, and maintaining cryptographic solutions to protect their AI-native cybersecurity platform and customer data. Responsibilities include managing the TLS lifecycle, code signing, HSM integration, and automation of cryptographic operations. The role requires deep expertise in cryptography and experience with cloud-scale environments.

What you'd actually do

  1. Design, implement, and maintain cryptographic solutions for our products and platforms at scale – ensuring performance and reliability across a large number of services and users.
  2. Manage the entire TLS lifecycle, including certificate management, key rotation, and protocol upgrades.
  3. Develop and oversee code signing processes to ensure the authenticity and integrity of our software.
  4. Integrate and manage Hardware Security Modules (HSMs) to enhance the security of cryptographic keys and operations.
  5. Develop scripting and automation solutions to streamline cryptographic operations and integrations.

Skills

Required

  • 4+ years of professional experience applying Cryptography knowledge in technical or software company
  • Deep expertise in TLS lifecycle management, including Certificate Authority (CA) management, certificate operations, and key rotation.
  • Familiarity with code signing processes and tools.
  • Proven experience with Hardware Security Modules (HSMs) and their integration.
  • In-depth knowledge of cryptographic algorithms, protocols, and standards (e.g., AES, RSA, ECC, SHA-2).
  • Proficiency in scripting and automation to ease cryptographic operations and integrations (e.g., Python, Bash, Go).
  • Experience with Cloud-scale, business-critical Linux and/or other Unix-like variant environments
  • Experience operating at scale and complexity in services and users.

What the JD emphasized

  • critical role
  • foundational to our customers’ trust
  • hands-on in-depth experience
  • empowered to make decisions
  • deep expertise
  • voice heard
  • trust you to get the job done
  • mentor and lead more junior engineers
  • 4+ years of professional experience applying Cryptography knowledge
  • Deep expertise in TLS lifecycle management
  • Proven experience with Hardware Security Modules (HSMs)
  • In-depth knowledge of cryptographic algorithms, protocols, and standards