SC-Cleared Defence Enterprise Architect — Secure Transformation

Sanderson Government & Defence; Corsham; On-site; GBP 138,000 - 157,000; Part time

Job summary

Sanderson Government & Defence is seeking an experienced Enterprise Architect for a role based in Corsham, UK, on-site two days a week. The position requires active SC clearance and a strong Defence sector background to define and drive enterprise architecture strategies across critical national programmes.

The successful candidate will lead architecture governance, shape target architectures, and ensure alignment with security and operational needs while collaborating with senior government and

Qualifications

• Proven experience as an Enterprise Architect in defence, national security, or government sectors.
• Strong understanding of TOGAF.
• Experience shaping architecture for complex, multi-supplier, highly regulated environments.
• Active SC Clearance is essential.
• Experience with cloud technologies and modern enterprise platforms.

Responsibilities

• Develop enterprise architecture strategies, target architectures, and transformation roadmaps.
• Provide architectural leadership across business, data, applications, infrastructure, and security domains.
• Support the delivery of large-scale defence and government transformation programmes.
• Ensure solutions align with government standards, security requirements, and operational needs.
• Collaborate with senior defence, government, delivery, and technical stakeholders.
• Lead architecture governance, design authority activities, and technical assurance reviews.
• Drive adoption of cloud, digital, and emerging technologies within secure environments.
• Assess and manage architectural risks, dependencies, and opportunities across programmes.

Skills

Enterprise Architect

TOGAF

Stakeholder engagement

Cloud technologies

Security principles

Job description

Sanderson Government & Defence is seeking an experienced Enterprise Architect for a role based in Corsham, UK, on-site two days a week. The position requires active SC clearance and a strong Defence sector background to define and drive enterprise architecture strategies across critical national programmes.

The successful candidate will lead architecture governance, shape target architectures, and ensure alignment with security and operational needs while collaborating with senior government and