Principal Security Architect Jobs
Principal Security Architect jobs are open across financial services, healthcare, defense, and enterprise technology, at every level from staff architect to principal and distinguished, with specializations in cloud security, zero-trust architecture, and application security. Find a role that fits below and apply directly.
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About Positron AI
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.
Role Overview
Own the hardware security architecture for Positron's AI accelerator platform, ensuring protection of customer models, user data, firmware, intellectual property, and secure operation throughout the product lifecycle. This role spans architecture through production deployment.
Key Responsibilities
- Define the overall silicon security architecture for Positron's platform.
- Own secure boot, hardware root of trust, chain of trust, authenticated firmware, and measured boot.
- Own secure debug, secure manufacturing, fuse programming, key provisioning, and device identity.
- Own key ladders, anti-rollback protections, JTAG security, scan access control, and lifecycle states.
- Protect customer models and weights through weight encryption and weight authentication.
- Secure data in motion via link encryption, PCIe security, CXL security, and on-chip fabric security.
- Own DRAM encryption, secure DMA, secure memory regions, and confidential computing techniques.
- Perform architecture security reviews and develop attack models across the platform.
- Mitigate physical attacks, fault injection, side-channel attacks, replay attacks, firmware compromise, and supply-chain attacks.
- 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.
Required Qualifications
- 12+ years of experience in hardware security architecture.
- Deep expertise in secure boot and hardware root of trust design.
- Strong cryptography and key management ability.
- Hands-on experience with secure manufacturing processes.
- A solid grasp of silicon bring-up in a security-critical context.
Preferred Qualifications
- Experience with AI accelerator platforms.
- Familiarity with HSMs and TPMs.
- Expert-level proficiency in TEE, CCA, and Arm TrustZone architectures.
- Experience with confidential computing, PCIe IDE, and CXL IDE.
Leveling & Scope
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.
What Success Looks Like
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.
Why Join Us?
- 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.
Compensation & Benefits
Please note that the figures provided represent the base salary range only and do not include other elements of our total compensation package, equity, or comprehensive benefits.
At Positron AI, we value the unique expertise each candidate brings. While the range above reflects our typical expectation for the position, we reserve the flexibility to exceed this range for candidates whose specialized skills, significant experience, or unique qualifications fall outside the standard scope of the role. Final offers are determined based on a variety of factors, including internal equity, and individual impact.
Benefits & Perks
- 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
- Competitive salary and equity
- 401(k) with company matching, eligible from day one
Visa Support
Equal Opportunity Employer. If you're excited about the role but don't meet every bullet, we'd still love to hear from you.
About Positron AI
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.
Role Overview
Own the hardware security architecture for Positron's AI accelerator platform, ensuring protection of customer models, user data, firmware, intellectual property, and secure operation throughout the product lifecycle. This role spans architecture through production deployment.
Key Responsibilities
- Define the overall silicon security architecture for Positron's platform.
- Own secure boot, hardware root of trust, chain of trust, authenticated firmware, and measured boot.
- Own secure debug, secure manufacturing, fuse programming, key provisioning, and device identity.
- Own key ladders, anti-rollback protections, JTAG security, scan access control, and lifecycle states.
- Protect customer models and weights through weight encryption and weight authentication.
- Secure data in motion via link encryption, PCIe security, CXL security, and on-chip fabric security.
- Own DRAM encryption, secure DMA, secure memory regions, and confidential computing techniques.
- Perform architecture security reviews and develop attack models across the platform.
- Mitigate physical attacks, fault injection, side-channel attacks, replay attacks, firmware compromise, and supply-chain attacks.
- 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.
Required Qualifications
- 12+ years of experience in hardware security architecture.
- Deep expertise in secure boot and hardware root of trust design.
- Strong cryptography and key management ability.
- Hands-on experience with secure manufacturing processes.
- A solid grasp of silicon bring-up in a security-critical context.
Preferred Qualifications
- Experience with AI accelerator platforms.
- Familiarity with HSMs and TPMs.
- Expert-level proficiency in TEE, CCA, and Arm TrustZone architectures.
- Experience with confidential computing, PCIe IDE, and CXL IDE.
Leveling & Scope
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.
What Success Looks Like
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.
Why Join Us?
- 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.
Compensation & Benefits
Please note that the figures provided represent the base salary range only and do not include other elements of our total compensation package, equity, or comprehensive benefits.
At Positron AI, we value the unique expertise each candidate brings. While the range above reflects our typical expectation for the position, we reserve the flexibility to exceed this range for candidates whose specialized skills, significant experience, or unique qualifications fall outside the standard scope of the role. Final offers are determined based on a variety of factors, including internal equity, and individual impact.
Benefits & Perks
- 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
- Competitive salary and equity
- 401(k) with company matching, eligible from day one
Visa Support
Equal Opportunity Employer. If you're excited about the role but don't meet every bullet, we'd still love to hear from you.
See All 48 Principal Security Architect Jobs
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Find JobsPrincipal Security Architect Job Market
Who's Hiring
Top Industries Hiring
- Technology & Software
- Distribution & Wholesale
- Banking & Financial Services
What Employers Look For
The qualifications that appear most often in principal security architect jobs.
- Ten or more years of information security experience with at least five in architecture roles
- CISSP, CISM, or equivalent professional security certification required or strongly preferred
- Deep expertise in cloud security architecture across AWS, Azure, or Google Cloud Platform
- Experience designing zero-trust network architectures and identity and access management frameworks
- Demonstrated ability to develop enterprise security reference architectures and threat models
- Bachelor's degree in computer science, information security, or a related technical field
Tips for Your Principal Security Architect Job Search
Align your resume to architecture depth
Principal-level security roles require demonstrated ownership of security architecture decisions, not just execution. Reframe your resume bullets to show program-level scope, cross-functional influence, and outcomes like reduced attack surface or compliance milestones you personally drove.
Prioritize certifications that signal design authority
CISSP, SABSA, and cloud-native certifications like AWS Security Specialty or Google PCSE signal architecture credibility to hiring managers. List them prominently and pair each with a project where you applied that framework at enterprise scale.
Apply early to roles that fit
Migrate Mate lists principal security architect openings from across the United States in one place, so you can find roles that match and apply directly to each listing.
Target postings that name your security domain
Filter for openings that explicitly mention your specialty, whether cloud, OT, identity, or application security. Hiring managers at this level want domain-specific depth, so a targeted application from a specialist consistently outperforms a generalist resume.
Prepare a threat-modeling walkthrough for interviews
Most principal security architect interviews include a live architecture review or threat-modeling exercise. Practice walking through STRIDE or PASTA on a realistic system design out loud, explaining your trust boundary decisions and how you'd communicate risk trade-offs to non-security stakeholders.
Negotiate scope alongside compensation
At the principal level, your reporting structure, program ownership, and access to executive leadership matter as much as pay. Before accepting, confirm whether the role shapes security strategy or only reviews it, and ask how security priorities are funded and prioritized at the board level.
Principal Security Architect Jobs: Frequently Asked Questions
Which companies are hiring the most principal security architects?
ServiceNow, Northern Trust, and Oakwood Systems are hiring the most principal security architects right now, with openings concentrated in California, Illinois, and Texas, based on current listings on Migrate Mate as of November 2026. Financial services, defense contractors, and large cloud providers consistently post the highest volume of principal-level architecture roles.
How many principal security architect jobs are remote?
About 89% of principal security architect openings are fully remote or hybrid as of November 2026, reflecting the seniority and strategic nature of the role. Cloud security and application security subspecialties tend to attract the highest share of remote-eligible postings, while OT security and defense-adjacent roles more often require on-site presence.
How do you become a principal security architect?
Start by building deep hands-on experience in one security domain, such as network, cloud, or application security, then expand across adjacent areas over time. Move from engineering into architecture by leading design reviews and threat-modeling sessions. Earning a CISSP and contributing to enterprise-wide security frameworks signals readiness for principal-level scope to most hiring committees.
Can you get hired as a principal security architect without prior architect experience?
It's uncommon but possible if you've functioned as an architect without holding the formal title. Senior security engineers who have led design decisions, written architecture decision records, and influenced cross-team security standards can make a credible case. Framing your resume around program-level outcomes rather than task-level execution is what shifts that perception with hiring managers.
What does the principal security architect interview process look like?
Most processes include an initial screening call, a technical deep-dive covering architecture concepts and past program work, and a live threat-modeling or architecture review exercise. Expect to present your approach to a realistic system design and defend your trade-offs. A final round typically involves conversations with senior engineering or executive leadership to assess strategic fit.
Where can I find and apply to principal security architect jobs?
You can find and apply to principal security architect jobs on Migrate Mate, which lists current openings from across the United States. Search the available roles, find the ones that match your background and security specialty, and apply directly to each listing that fits.
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