Senior Cloud & Platform Architect (Infrastructure, M365 & Enterprise Platforms)

Job Description

The Senior Cloud & Platform Architect is the design authority responsible for defining and governing the technical foundations, standards, patterns, and reference architectures across infrastructure, cloud, and enterprise collaboration platforms.

identity integration patterns, endpoint management, and enterprise platform engineering. The role

produces practical, buildable designs (HLD and LLD), defines standards (naming, tagging, RBAC, logging, monitoring), and coaches engineering teams to implement solutions correctly.

• 10+ years experience in infrastructure, cloud, or platform architecture roles.
• Hands-on experience with Microsoft Azure architecture and governance.
• Hands-on experience with Microsoft 365 architecture and tenant governance.
• Experience defining standards, patterns, and reference architectures.
• Experience producing enterprise-grade HLD and LLD documentation.
• Experience working in multi-team and vendor environments.
• Strong understanding of identity and access models.
• Strong understanding of operational models including monitoring and support.

Technical Expertise

• Azure landing zone design
• Azure networking fundamentals
• Entra ID and identity integration patterns
• Microsoft 365 tenant governance
• Security baseline awareness
• Automation and standardization mindset
• Monitoring and platform observability design

• HLD and LLD creation
• Architecture decision records
• Design governance and standards enforcement
• Operating model and support flow design

• Experience working in greenfield or transformation environments.
• Experience with multi-region or multi-site platform standardisation.
• Experience integrating cloud and SaaS platforms with IAM and service management tools.
• Experience supporting large-scale enterprise platform rollouts.

• Microsoft Certified: Azure Solutions Architect Expert
• Microsoft Certified: Enterprise Administrator Expert or equivalent