Hardware Security Architect, Principal

Partner with firmware, software, architecture, DFT, validation, manufacturing, and cloud security teams to embed security throughout the product lifecycle.

Stay current with NIST, FIPS, CCA, RISC-V security, and Arm security standards, as well as emerging areas like post-quantum cryptography and confidential AI.

Apply AI-assisted techniques for threat modeling, security verification, coverage analysis, and documentation.

While this role is currently posted at a specific level, we are a growth-oriented organization and are open to hiring at a more senior level for the right candidate. Please note that this job description serves as a focused but generalized overview of the role; specific responsibilities and impact expectations will be tailored to the experience and seniority of the final hire.

Success in this role looks like a security architecture deployed across the entire product family, strong protection of customer models, a secure manufacturing pipeline, and production-ready silicon security.

Architect the security foundation for a new generation of AI inference accelerators from the ground up, with direct influence over how customer models and data are protected.

Tackle some of the hardest problems in silicon security, from hardware root of trust through confidential computing, at a company building frontier AI infrastructure.

Fully company-paid medical, dental, and vision insurance for you and your dependents

Company-paid life and disability coverage, with voluntary options to add more

Supplemental hospital, critical illness, and accident coverage available

Unlimited paid time off, so you can truly unplug and recharge

13 paid company holidays

Remote-first culture with a company-provided computer and home office setup

This position is open to candidates currently authorized to work in the U.S. We cannot provide new visa sponsorship for this role but are open to facilitating H-1B visa transfers for eligible candidates.

Equal Opportunity Employer. If you're excited about the role but don't meet every bullet, we'd still love to hear from you.

Positron AI is building next-generation AI inference accelerators designed from the ground up for low-latency, high-throughput large language model inference. Our first-generation ASIC, Asimov, is a cutting-edge accelerator targeting frontier AI workloads, with additional generations already underway.