KARTHIKEYAN G

• Managed to keep up-time of 99% of network devices, servers
• Managing MO365 administration deployed email security policy
• Creating and Managing application level security for Onshore users
• Managing secured Banking third party applications like Vendorscape, NBS Vendorscape, Black Knight, Tempo, Blackberry Access,
• ADR, Firmware Access, Serengeti Tracker
• Performs day-to-day maintenance and installation of server, network equipment, messaging, backups and storage
• Creating & Managing Onshore AD grant access to Distribution List
• Managing mailboxes and distribution groups, performed maintenance, performance monitoring, and troubleshooting for MS
• Exchange 2003 server
• Intune Service Administration Deployed AAD conditional access policy, Azure Single Sign On configuration
• Administration multiple Windows Server roles and features comprising File, Print, Terminal, and Windows Server Update
• Services, SQL and Active Directory services including user and group accounts and group policies
• Installed servers, devices and firewalls
• Monitor performance of servers, software and hardware
• Basic Experience with Hyper-V & Vmware
• Working knowledge with O365, Sharepoint Admin, Ms Teams Administration, Azure Active Directory (SSO), Intune Endpoint, Microsoft Protection
• Experience with ticketing tool & process (Manage Engine, Kayako, Fresh Service)
• Develop, Deploy & Configure mobile management policies with Azure including MAM & MDM
• Basic working experience with Azure file sharing & Azure Storage, creating container, Upload files into the container & mapping drive into local computer.

• Managed User Accounts on Windows (Creation, Deletion, Permissions, and VPN Access)
• Managed Group Policy Objects (GPO) throughout Active Directory (AD) enterprise
• Defending systems against unauthorized access
• Configuring and supporting security tools (firewalls, antivirus Sophos)
• Create, edit, delete, and restore Microsoft 365 groups
• Administration, support and configuration of O365
• Mapping network drive to get to it from File Explorer
• Planning Storage, Backup, by using third party software's (Veeam & Altaro)
• Working Experience with CATO SD-WAN installation & configure
• Managed onboarding and offboarding of employees

• Managing DMS software of Maruti Suzuki
• Experience in handing Windows 2008 Servers and Windows XP/Vista/7/8 Operating Systems, Microsoft Outlook 2007/2010/2016
• Installing LAN network setup / Managing and troubleshoot network related issue
• Maintaining user's system, network and printers and software's

• Maintaining and administering computer networks and related computing environments including systems software, applications software, hardware, and configuration
• Troubleshooting, diagnosing, and resolving hardware, software, and other network and system problems
• Coordinating computer network access and use.

• Coordinate and monitor troubleshooting to isolate and diagnose common system problems: document System events to ensure continuous functioning
• Installed and configure server hardware, including printers, network interface cards, input/output cards, Memory and other network hardware
• Experience working with NAS storage equipment.

Office 365 and Azure:
Identity and Access Management:
Microsoft Azure:
Administration and configuration of Office 365 users, Intune Standalone,
and Azure Active Directory.
•Expertise in Apple iOS APN certificate, Apple Device Enrollment Program
(DEP), and Configuration Manager.
•Management of Windows, Linux, and Apple iOS enrollment on Intune.

•Microsoft Defender for Endpoint in Intune-enrolled devices.•
Experience with Microsoft Endpoint Manager ATP, identity protection,
and conditional access.

Identity and Access Management:

• Creation and management of application integrations for identity and
  access management.
  •Expertise in creating conditional access policies, multifactor
  authentication (MFA), and resolving MFA issues.

Key Projects & Responsibilities:•
Meraki Wi-Fi SSID Authentication Migration:
Migrated enterprise Wi-Fi SSID authentication from traditional on-
premises RADIUS servers to Azure-based authentication using certificate-
based EAP-TLS with Entra ID integration.
•
Okta Identity Integration:
Transitioned authentication flow from on-prem Active Directory to Azure
AD for Okta-integrated applications, ensuring seamless identity
federation and SSO capabilities.
•
Azure AD Migration:
Successfully migrated users, groups, and devices from on-premises
•
Bangalore, Karnataka
560034
+916380294311
smileykarthik.g@outlook
.com
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Active Directory to Azure Active Directory, enabling modern cloud-
based identity and access management.
DNS Migration to Azure:
Led the migration of on-premises AD-integrated DNS zones to Azure
Private DNS, including validation, forwarder configuration, and
production cutover with minimal downtime.
•
LDAP Application Authentication Modernization:
Reconfigured legacy LDAP-authenticated applications to use Azure AD
for authentication
•
Intune Implementation & Device Management:
Designed and deployed Microsoft Intune for unified endpoint
management.
1.Configured compliance policies, Wi-Fi & certificate profiles, and app
deployment.
2.Managed Windows and macOS device enrollment for both corporate
and BYOD environments.