
Product Security Engineer - Cryptography & PKI
- On-site
- Palo Alto, California, United States
- $175,000 - $187,500 per year
- Software Engineering
Job description
Design & manage end-to-end cryptographic services (PKI, key lifecycle)
Stand up HSM infrastructure as the root-of-trust for firmware signing and IoT endpoint authentication
Lead HSM vendor evaluation, procurement, installation, configuration and integration
Architect key management at scale—from hundreds of devices today to 1 million+ over time
Design remote device attestation mechanisms (fTPM/OP-TEE or equivalent) tied back to the HSM root-of-trust
Build and automate secure firmware/bootloader signing pipelines
Define trust infrastructure and author key-generation, provisioning, rotation and destruction processes
Secure build/artifact pipelines, code-signing workflows
Develop factory provisioning architecture for mass key/certificate distribution
Support the development of secure communication protocols
Collaborate as an individual contributor with ProdSec, Cloud Infra, device and SecOps teams
Job requirements
Experience deploying and operating HSM appliances
Experience architecting PKI for large-scale IoT deployments
Strong knowledge of device attestation flows (fTPM/OP-TEE or similar)
Linux proficiency and scripting (Python, Bash) for CA, HSM and provisioning automation
Solid secure firmware signing and code-integrity practices
Ability to create, enforce, and document robust crypto-process playbooks, including the development and maintenance of Certificate Policies (CP) and Certification Practice Statements (CPS) to support enterprise PKI governance.
Nice to Have:
Vendor-specific HSM credentials or labs (Thales, Utimaco, AWS CloudHSM)
NVIDIA Orin or similar SoC platform experience
Background in post-quantum crypto evaluation and migration planning
Familiarity with large-scale factory provisioning tools (KMIP gateways, ACME/SCEP)
ProdSec/supply-chain security expertise (SBOMs, CI/CD hardening)
Experience in C/C++/Rust/GoLang (in addition to Python / Bash)
GoLang preferred
Additional security certifications
or
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