Lewis Williams

Lead engineer for Azure and Microsoft 365 hybrid infrastructure, supporting the security and performance of university-wide cloud and on-premises services.

Key Achievements

• Developed and executed PowerShell scripts to enable intelligent versioning combined with retention policies to purge 120TB of redundant data, achieving a documented annual saving of £32,000.
• Technical Lead for a legacy CRM migration to Dynamics 365, configuring Self-Hosted Integration Runtimes to bridge on-premises databases with Azure Data Factory.
• Built automated monitoring solutions using Azure Logic Apps and key vault to manage and alert on expiring application registration secrets.
• Deployed Data Loss Prevention policies to safeguard sensitive user and financial data at scale.

Key Responsibilities

• Maintain and support on-prem AD, DNS, DHCP, Exchange Hybrid, Vmware, Cohesity Backup, Papercut, and SolarWinds monitoring solutions.
• Manage Azure AD Connect, ensuring secure and efficient identity synchronisation.
• Engineered advanced cloud access controls, including conditional access, dynamic licensing, RBAC and PIM to enforce least privilege.
• Migrated EOL Exchange servers to Microsoft Exchange SE.
• Performed retroactive technical mapping and documentation for the 1Password enterprise deployment, identifying integration paths between On-Premises AD, Azure Kubernetes Service, and the 1Password platform.
• Review and action upcoming changes and emerging features by Microsoft weekly.
• Deploy and manage enterprise applications, enabling SSO by SAML or OAuth and enhancing cloud integration for legacy applications.
• Contribute to the team’s script repository in Github.
• Migration of on-prem based applications to Azure.
• Renew the organisations Digital certificates across all platforms.
• Implement changes in compliance with change enablement procedures.
• Troubleshoot and resolve complex cloud and infrastructure issues, minimising downtime and improving service reliability.

Managed a team of 12 engineers overseeing campus-wide Windows and macOS environments.

Key Achievements

• Developed policy documents and project plans to align with stakeholder requirements.
• Led an initiative to improve patching, resulting in an 80% increase in compliance KPIs.

Key Responsibilities

• Directed the EUD budget, overseeing procurement and vendor relationships.
• Acted as an escalation point for major incident management.
• Engaged with internal stakeholders and third-party vendors to drive service improvements.

Initially responsible for supporting platform infrastructure, later transitioned to Network infrastructure support.

Key Responsibilities

• Maintained Cisco ISE, Packet fence, WLC and Cisco Prime.
• Supported the initial migration to Microsoft 365.
• Lead the technical changes to move the student union to utilise a new domain.
• Installed and configured network hardware.
• Completed service requests and incidents within SLA in accordance with ITIL.