Senior CPU Security Architect

Job Title

Senior CPU Security Architect

Role Summary

Senior architect responsible for designing and implementing CPU security features for next-generation secure platforms. Work cross-functionally with CPU architects, hardware and software engineers, verification, R&D and security teams to embed secure design principles from architecture through silicon bring-up.

Hybrid role based in SECQAI offices in London or Bristol with occasional customer travel. Early-stage company with employee option programme.

Experience Level

Senior — typically 9+ years of relevant CPU and system security architecture experience.

Responsibilities

Own technical security architecture and drive implementation across hardware and system software.

• Architect and implement CPU security features and mitigations to counteract threats.
• Collaborate with CPU architects, designers, software, verification and R&D teams to ensure secure design principles are implemented.
• Conduct proactive security assessments and recommend design changes.
• Monitor industry threats, vulnerabilities and trends relevant to semiconductors.
• Contribute to roadmap planning, design reviews and silicon bring-up; act as a security thought leader.
• Develop and evaluate novel security approaches with R&D teams.
• Produce and review detailed technical documentation.
• Support certification efforts including planning, documentation and liaison with labs and agencies.
• Occasional travel to meet customers and partners as required.

Requirements

Core technical and leadership requirements (must-haves listed first; desirable items listed separately).

• 9+ years of experience in CPU and system security architecture.
• Deep understanding of memory safety, control-flow integrity, and isolation/virtualization technologies.
• Strong experience with at least one CPU ISA.
• Proven experience leading a team of engineers.
• Experience performing security assessments and driving remediation in hardware or system designs.
• Experience supporting certification or compliance activities for secure systems.
• High standards for technical delivery and documentation; strong collaborative skills.

Desirable:

• Experience with RISC-V and CHERI ISAs.
• Functional safety and security knowledge.
• Experience taking a design from concept through to tape-out.
• Familiarity with relevant security standards for secure platforms.

Education Requirements

B.Eng./B.Sc., M.Eng./M.Sc. or Ph.D. in Electrical Engineering, Computer Science or a related field, or equivalent industry experience.

About the Company

Company: SECQAI

Headquarters: London, United Kingdom

SECQAI develops ultra-secure hardware and software for confidential computing, producing military-grade secure semiconductors and integrated solutions for governments and businesses. The company focuses on secure processor and SoC designs combining semiconductor, quantum, and AI technologies.