Kavikumar K
Chennai
Summary
Microsoft 365 principal consultant with 17+ years delivering and transitioning enterprise messaging, collaboration, and identity solutions. Expertise in Exchange Online, Exchange Server hybrid architecture, Microsoft Entra ID, Conditional Access, RBAC, Teams, SharePoint Online, and OneDrive. Leads solution assessment, architecture reviews, migrations, and operational readiness for secure, compliant deployments.
Overview
1
1
Certification
18
18
years of professional experience
Work History
Principal Consultant
WIPRO TECHNOLOGIES LIMITED
Chennai
11.2018 - Current
- Managed Exchange server administration across on-premises, online, and hybrid environments.
- Executed mailbox migrations from legacy systems to cloud and tenant-to-tenant Office 365, ensuring seamless transition and minimal disruption.
- Designed and implemented M365 solutions aligned with customer requirements.
- Oversaw Office 365 services including Entra, Exchange Online, SharePoint Online, OneDrive, and Teams.
- Implemented security controls in Microsoft 365 to mitigate risks and ensure compliance monitoring.
- Led transition as SME for end-to-end project delivery, overseeing scope, SLA, and risk registers to achieve project objectives.
- Created high-level and low-level documentation, including statements of work, run books, and standard operating procedures to support project execution.
- Provided technical support to the team while driving service improvement plans and automation.
- Assess strengths and areas for improvement for clients through trust-building relationships and delivery of high-value services.
- Demonstrated advanced knowledge of MS Teams, Microsoft Security and Compliance, PowerShell, and Graph API in support of project needs.
- Prepared and published risk register to monitor potential issues.
- Proactively identified and managed risks throughout project lifecycle.
- Conducted comprehensive technical screening for BAU fitment.
- Analyzed tickets to identify and address repetitive issues.
Professional II - System Administrator
DXC TECHNOLOGIES
Chennai
04.2011 - 11.2018
- Executed troubleshooting for MS Exchange and Outlook support, enhancing user experience and minimizing downtime.
- Managed baseline tasks and ticket handling, ensuring efficient operations and timely issue resolution.
- Delivered customer support, resolving issues promptly and effectively to maintain high service levels.
- Provided on-call support during weekends to ensure continuous service availability.
- Performed changes in Service Now during off-business hours and weekends.
Technical Support Executive
SOFTCELL TECHNOLOGIES LIMITED
Chennai
06.2008 - 04.2011
- Delivered Level 2 support for clients including IOB, Ingersoll RAND, TVS, and Symphony, resolving technical issues efficiently.
- Executed installations and upgrades of Lotus Domino and SameTime servers, improving client operational capabilities and user experience.
- Managed Lotus Domino projects and administration, ensuring high system reliability and optimal performance for clients.
Education
Bachelor of Engineering - Electronic Engineering
Anand Institute of Higher Technology
Kazhipattur04-2006
12th - Computer Science
Prince Matriculation Higher Secondary School
Madipakkam04-2002
Skills
- M365 solutions
- Exchange solutions
- Mailbox migration
- Azure AD management
- Email security
- Risk management
- Project delivery
- Transition planning
- Service improvement
- Team leadership
Technology / Tools
- Exchange : Exchange Server 2016, 2019 Version
- M365 : Exchange Online , MS Teams , Sharepoint, Onedrive , Entra AD , Intune
- Email Security : Defender, Proofpoint, Mimecast
- Migration Tools : Native, Bittitan, Quest
- Other Tools : Barracuda,Exclaimer,Admindroid
Achievements
- Have received 3 Best Transition SME Awards
- Have Transitioned 10 Plus Accounts.
- Worked with 4 Projects for Tenant to Tenant Migration.
- Received Best Lead award for reduction of Tickets.
Certification
- M365 Certified: Administrator Expert - MS102
- Managing Microsoft Teams – MS700
- Microsoft Identity and Access Administrator Associate - SC300
- Microsoft Azure Fundamentals – AZ900
- Microsoft 365 Fundamentals – MS900
- Microsoft Security, Compliance, and Identity Fundamentals – SC900
- Advanced Solutions of Microsoft Exchange Server 2013
- IBM Lotus Notes R8 Certification
- ITIL V3 Foundation Certificate
Skills
- Team leadership
- Project management
- Transition management
Timeline
Principal Consultant
WIPRO TECHNOLOGIES LIMITED
11.2018 - Current
Professional II - System Administrator
DXC TECHNOLOGIES
04.2011 - 11.2018
Technical Support Executive
SOFTCELL TECHNOLOGIES LIMITED
06.2008 - 04.2011
Bachelor of Engineering - Electronic Engineering
Anand Institute of Higher Technology
12th - Computer Science
Prince Matriculation Higher Secondary School