Damith Induranga Bandara

Final-year IT undergraduate specializing in Computer Systems & Network Engineering (SLIIT) with over 2 years of experience in Azure, Windows Server, Active Directory, Entra ID, SQL Server, M365, firewalls, and virtualization products. Focused on Cloud Computing, Networking, DevOps, and Enterprise Systems Infrastructure.

Systems Administrator – Gennext (Aug 2025 – Present)
Managed enterprise networks, firewalls, Microsoft Azure, M365, and hybrid infrastructure.

Associate Systems Engineer – ZILLIONe (Apr 2025 – Aug 2025)
Worked on Azure, Entra ID, Sentinel, Windows Server, SQL Server, SOC operations.

Intern Systems Engineer – ZILLIONe (Apr 2024 – Apr 2025)
Azure infrastructure, VPNs, backups, identity systems, and enterprise support.

Azure AWS Windows Server Linux Networking (CCNA) SDN / ONOS Check Point Quantum Spark Firewalls Python SQL VMware Docker Zabbix Sophos Firewalls Microsoft 365

O365 to O365 Mail Migration (O365)
Migrate 4,500 user mailboxes from O365 tenant to tenant after making 11,000 users cloud-only. Remove the existing Entra Connect Sync server and point the new Entra Connect Sync server to the new domain.

Entra Private Access ZTNA Deployment
Microsoft's Zero Trust Network Access (ZTNA) was deployed in customer environment with Private Access connector on a test server and Global Secure Access client on a test client laptop. Customer’s on-premises networks which includes servers and applications now can be accessed securely.

Active Directory Migration from Windows Server 2016 to 2022
Migration of 3 domain controllers with Windows Server 2016 to Windows Server 2022. Following services were migrated to the new site:

• Active Directory Domain Services (AD DS)
• Certificate Authority (CA)
• Domain Name System (DNS)

All the replication functions, DNS name resolutions, CA functions were confirmed to be working properly by the customer.

Campus Network Design
Designed enterprise network topology using Cisco Packet Tracer.

Google to O365 Migration and SharePoint Migration

• Setup Entra Connect Sync to sync users from on-prem AD DS to Entra ID.
• Migration of client's user mailboxes and Google Drive from Google tenant to a new Microsoft tenant.
• Migration of local NAS data to SharePoint.
• Mapping of folders and user and group permissions from local NAS to SharePoint.
• Coexistence setup between M365 and Google with MX records pointing to Google for smooth tranistion.