Senior Principal SoC Security Architect

We are looking for an SDL Architect to define and drive the Security Development Lifecycle for Arm-based SoCs.

This is a strategy, governance, and leadership role. You will define how security is coordinated across the SoC lifecycle, from architecture through RTL, physical build, software, and production, and lead its adoption across teams.

A key part of the role is to develop practical, scalable, and effective SDL processes that can be implemented across multiple programs and teams. The focus is on making security processes usable and repeatable in real development environments. You will act as a senior technical leader, setting direction, driving alignment, and ensuring consistent application of security practices throughout the organization., * Establish and uphold the SDL framework for Arm SoC development throughout the entire lifecycle

• Establish security processes, checkpoints, and sign-off criteria, ensuring alignment with industry standards
• Develop practical and scalable SDL processes that function across multiple programs and teams
• Lead adoption across architecture, build, verification, physical build, firmware, software, and product teams
• Define roles and accountability for security across teams and provide clear technical leadership
• Act as the central authority for SDL regarding SoCs, guiding teams and driving consistent decision-making
• Provide frameworks and mentorship for threat modeling, risk assessment, and security reviews
• Ensure SDL coverage throughout the entire stack including hardware, software, and production
• Develop and mature security verification methodology for SoCs
• Define metrics to track SDL adoption and efficiency
• Continuously improve SDL based on feedback and evolving risks
• Advocate for robust security measures throughout engineering teams, At Arm, we embrace the benefits AI can bring, including in recruitment. You may use AI to support your preparation, such as improving the clarity of written responses, practicing interview questions, or learning more about our industry. However, your application and interview responses must reflect your own thinking, experience, and abilities. We want to understand your authentic perspective, creativity, and approach to problem solving. As such, you may not use AI to complete assigned tasks as part of any assessments. If you plan to use AI-supported or assistive technologies as part of a reasonable adjustment, please contact so we can support you.

Recruitment Adjustments and Accommodations

At Arm, we want to build extraordinary teams. If you need an adjustment or an accommodation during the recruitment process, please email . To note, by sending us the requested information, you consent to its use by Arm to arrange for appropriate accommodations. All accommodation or adjustment requests will be treated with confidentiality, and information concerning these requests will only be disclosed as necessary to provide the accommodation. Although this is not an exhaustive list, examples of support include breaks between interviews, having documents read aloud, or office accessibility. Please email us about anything we can do to accommodate you during the recruitment process.

Hybrid Working

Arm’s approach to hybrid working is designed to create a working environment that supports both high performance and personal wellbeing. We believe in bringing people together face to face to enable us to work at pace, whilst recognizing the value of flexibility. Within that framework, we empower groups/teams to determine their own hybrid working patterns, depending on the work and the team’s needs. Details of what this means for each role will be shared upon application. In some cases, the flexibility we can offer is limited by local legal, regulatory, tax, or other considerations, and where this is the case, we will collaborate with you to find the best solution. Please talk to us to find out more about what this could look like for you.

• Prior experience as a SoC Security Architect or similar role
• Strong understanding of the full SoC lifecycle including architecture, RTL, physical build, software, and production
• Experience defining or influencing security processes, frameworks, or methodologies at an organizational level
• Proven ability to lead and influence across multiple teams without direct authority
• Demonstrated history of promoting consensus and influencing choices among architecture, building, verification, physical implementation, firmware, software, and product teams
• Experience with threat modeling and risk assessment
• Familiarity with hardware and system security concepts such as secure boot, root of trust, and key management
• Understanding of secure provisioning, manufacturing, and lifecycle management
• Exposure to hardware security verification or validation approaches

Preferred Skills and Experience:

• Experience building and scaling SDL in a semiconductor or SoC environment
• Familiarity with Arm architecture and security features
• Experience with security certifications or standards such as PSA or Common Criteria
• Deeper knowledge of cryptography or hardware security primitives

At Arm, collaboration drives progress. Our culture blends individual ownership with strong team alignment, where skilled people thrive in a fast-paced, supportive environment. Across our ecosystem, we value bold thinking and pushing boundaries because when teams are empowered and passionate, they deliver at scale. Read more

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Joining Arm means working on world-class technology with a team of dedicated individuals. You will have the opportunity to successfully implement innovative solutions and drive flawless execution across programs. Be part of our ambitious journey to compete at the highest level in the industry!