GCP Cloud Architect - SC Cleared in London

Lead Cloud Architect - GCP - SC Cleared

We are seeking an experienced Lead Cloud Architect to lead the assessment and future‑state design of a large‑scale Google Cloud Platform estate within a UK public sector environment.

The role will focus on defining the target GCP architecture, governance framework and cloud operating model , supporting the transition of platform ownership and administration into the organisation.

Key responsibilities

• Lead current‑state assessment of the GCP estate and identify architectural, governance and operational improvements.
• Define the target GCP landing zone, organisation hierarchy, folder structure and governance model.
• Design enterprise‑scale GCP organisation policies, IAM and role‑based access control.
• Define the cloud operating model, including ownership, responsibilities, controls and service management.
• Develop strategy covering Cloud , Workforce Federation and Microsoft Entra ID integration .
• Define security architecture aligned to Secure by Design, NCSC guidance and the Cyber Assessment Framework (CAF) .
• Design FinOps governance, billing hierarchies, cost allocation and chargeback approaches.
• Produce an operational transition model supporting transfer of platform ownership and administration.
• Provide architectural leadership and assurance throughout discovery and target‑state definition.

Essential experience

• Significant enterprise/cloud architecture experience within complex organisations.
• Strong hands‑on understanding of Google Cloud Platform governance and organisation management .
• Experience designing enterprise GCP landing zones and cloud operating models.
• Strong knowledge of GCP IAM, organisation policies, folder structures and management.
• Experience of cloud security architecture within UK government or regulated environments.
• Strong understanding of Secure by Design, NCSC and CAF principles .
• Experience designing FinOps and cloud cost‑management models.
• Strong stakeholder engagement and architecture governance capability.

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