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From the employer's careers site First seen 25 Oct 2026

Principal Security Architect

Graphcore Austin, Texas; Milpitas, California, Texas; California Hybrid senior full-time

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Description

Job Overview

We are seeking a Principal Security Architect to design, maintain, and secure scalable infrastructure solutions for cryptographic key management at Graphcore, a globally recognized leader in Artificial Intelligence computing systems.

Responsibilities

  • Design and deploy scalable, secure infrastructure solutions from scratch, aligned with business requirements and security standards.
  • Own and govern Hardware Secure Modules.
  • Develop organisational standards, policies, access models, and workflows to ensure consistent, secure usage of the platform.
  • Conduct risk and compliance assessments to support system security plans and disaster recovery strategies.
  • Collaborate on requirement analysis, user and key story operations, and capacity planning to ensure optimal resource utilisation.
  • Advocate for best practices in secret lifecycle management, authentication methods, and identity federation.
  • Create tooling, automation, onboarding guides, and libraries to help teams access the platform easily and correctly.

Requirements

  • MS or Ph.D. in Computer Science, Computer Engineering, Cryptography, Cybersecurity, or a related highly technical field.
  • 10+ years of deep technical experience and proven experience in Public Key Infrastructure, Hardware Security Modules deployment and management.
  • Strong knowledge of encryption technologies, security controls, and compliance frameworks.
  • Strong understanding of authentication backends (OIDC, LDAP, cloud IAM), secret engines, PKI, encryption, and token/credential lifecycle.
  • Familiarity with infrastructure maintenance, disaster recovery planning, and capacity management.
  • Skilled in coding standards, secure software development lifecycle, and configuration management processes.
  • Familiarity with Infrastructure-as-Code (Terraform preferred) and CI/CD automation.
  • Exceptional ability to distill complex, theoretical security concepts into strict engineering specifications, and the gravitas to influence engineering teams and executive leadership without direct authority.

Differentiators

  • Experience integrating Vault with cloud platforms (AWS, Azure, GCP) and CI/CD pipelines.
  • Standards Body Contributions: Active participation, authorship, or contribution to industry security standards (e.g., TCG, OCP Security Project, Linux Foundation, or Arm security working groups).
  • Knowledge of SPIFFE/SPIRE, workload identity, or zero-trust architectures.
  • Post-Quantum Readiness: Forward-looking understanding of Post-Quantum Cryptography (PQC) and its upcoming impact on hardware lifecycle and secure boot.
  • Understanding of Platform Root of Trust, Platform Identity, DICE and attestation.

Benefits

  • Medical, dental, and vision coverage, with options that may extend to eligible dependents.
  • Mental health, wellness, and employee assistance resources.
  • Retirement savings benefits and company contributions where applicable.
  • Paid vacation, sick time, company holidays, and parental or family leave in accordance with relevant plans and policies.
  • Life insurance and short-term or long-term disability coverage.
  • Flexible working hours and hybrid working arrangements where compatible with the role and team requirements.
  • Professional-development resources, learning programs, office amenities, and team-led activities.

Skills

Required

  • Public Key Infrastructure
  • Hardware Security Modules
  • encryption technologies
  • security controls
  • compliance frameworks
  • authentication backends
  • secret engines
  • PKI
  • encryption
  • token/credential lifecycle
  • infrastructure maintenance
  • disaster recovery planning
  • capacity management
  • coding standards
  • secure software development lifecycle
  • configuration management processes
  • Infrastructure-as-Code
  • CI/CD automation

Nice to have

  • Vault
  • cloud platforms (AWS, Azure, GCP)
  • CI/CD pipelines
  • SPIFFE/SPIRE
  • workload identity
  • zero-trust architectures
  • Post-Quantum Cryptography (PQC)
  • Platform Root of Trust
  • Platform Identity
  • DICE and attestation

Ready to apply?

You apply with the employer directly. Their original posting is here: https://job-boards.greenhouse.io/graphcore/jobs/8870804002

Apply on Graphcore