Head of Security Architecture

The Cabinet Office supports the Prime Minister and ensures the effective running of government. It is also the corporate headquarters for government, in partnership with HM Treasury, and takes the lead in certain critical policy areas.

We are the Cabinet Office's Cyber and Information Security function. Our mission is to secure the Cabinet Office's digital and information assets against misuse, and enable the secure delivery of the department's mission. We do this by developing, operating, and governing the cyber and information security controls which protect our nationwide internal IT infrastructure, and high-profile citizen-facing digital services such as GOV.UK.

We are seeking an experienced and strategic Head of Security Architecture to lead our security architecture team within the Cyber and Information Security function. As a key leader and member of the senior management team you will be responsible for leading the Security Architecture and Advisory Team which is responsible for the department-wide enterprise security architecture strategy, framework and roadmap, and helping the department's IT and digital services to be secure by design. This role reports to the Deputy Director for Cyber and Information Security.

Responsibilities

• Develop and execute the design and implementation of the enterprise security architecture vision, principles strategy, framework and roadmap for the Cabinet Office.


• Ensure that central cyber security activities are aligned with wider strategic goals and the risk management framework for the Cabinet Office.


• Lead central engagement with Cabinet Office IT and digital services throughout the technology lifecycle to ensure that they are secure by design.


• Lead the central delivery of security architecture advice and guidance to the organisation.


• Lead the definition of relevant cyber security policies and standards for the Cabinet Office, aligned with best practice and cross-government standards.


• Represent the Cyber and Information Security function in technology governance and assurance meetings, at both a departmental and service level.


• Lead the Cyber and Information and Cyber Security function's engagement with the wider architecture and technology community within the Cabinet Office.


• Work with cross-government stakeholders (e.g., GSG, NCSC) on wider cyber security initiatives and challenges.


• Maintain a strong understanding of IT, digital, and cyber security trends and emerging technologies.


• Act as an escalation point for, and provide coaching and mentoring to, security architects.


• Be responsible for leadership and line management of security architects.