SUMMARY:

• Over 8 years of experience in Analysis, Design, Development and Testing of client/server environments with extensive experience in Administration,
• Troubleshooting and Maintenance of Microsoft Exchange 2000/ 2003/2007/2010 mail servers and Office 365.
• Experience on supporting Exchange environments for organizations with 50,000 + users.
• Sound programming background with deep knowledge and capability with PowerShell.
• Thorough understanding of Exchange Server Roles (Mailbox, Hub, Client Access, Edge),
• Databases, Active sync, Mail Flow configuration, DAG setup and Fail - overs and Cluster Management.
• Strong experience on Exchange Online and Hybrid Migration to the Cloud based Office 365 Environment
• Thorough understanding of migration types such as Cutover, Staged and Hybrid Deployment to Office 365.
• Sound knowledge of SharePoint Online, One Drive, Skype for Business Online and Administering cloud services.
• Understanding of all O365 issues stemming from Purchasing Subscriptions, Office 365 Setup, Managing Licenses and the Billing department.
• Thorough understanding of Office 365 Identity Models, Directory Synchronization and ADFS.
• Monitoring and Troubleshooting Office 365 Service Health and Availability.
• Extensive troubleshooting experience with Office 365 ProPlus and Office 365 for Business and managing clients and end-user devices.
• Sound knowledge of Active Directory - Group Policy Objects, Domain Controllers, OU and DNS.
• Sound knowledge of the Change and Incident Management Process including preparation of RFCs and participation in the Change Advisory Board ( Confidential ) meeting to represent infrastructure changes.

TECHNICAL SKILLS:

Languages: C, C++, Java (core), HTML, TIBCO (Middleware) ; Databases MS Access, Oracle, Sybase.

Server Technologies: Microsoft Exchange Server 2000/ 2003/2007/2010, Office 365, Confidential Enterprise Server 4.1 and 5.0, Kerio Mail server, RightFax Server, OCS server, Lync servers, Enterprise Vault servers.

Operating System: Win08/03/02/00/NT, Linux, MS-DOS.

PROFESSIONAL EXPERIENCE:

Confidential

Operations Engineer

Responsibilities:

• Administration, Troubleshooting and Monitoring of Microsoft Exchange 2010 Mail servers, Lync, Confidential and Enterprise Vault servers and Office 365. The setup consists of about 20,000 mailboxes across UK and US.
• Performing Migrations from On-premise to the Cloud based Office 365 Environment and troubleshooting errors and problems encountered during migrations.
• Providing Technical Support for Post ­Migration Issues/Issues faced by users in the Hybrid Environment.
• Installation, configuration, troubleshooting and support of Microsoft Office 365 on various platforms using tools like SaRa, OFFCAT and Viewpoint.
• Administration and troubleshooting of applications inside Office 365 suite like One Drive, Skype for Business, SharePoint Online, Exchange Online etc. and desktop clients for PC and MAC as well as Mobile Devices.
• Coordinating with different partner teams (Network, Active directory, Windows and other application support teams) whenever need arises for the resolution of infrastructure problems.
• Providing technical support for the Messaging level- 2 and 3 calls which get escalated from Level 1 as well as from different business partners and teams.
• Execute Server health checks for proactive monitoring and maintenance of messaging infrastructure.
• Handling Escalations and performing root cause analysis for problem resolution.
• Developing, fostering and Maintaining Effective Customer Relationships while driving positive customer satisfaction feedback.

Confidential

Technical Services Specialist

Responsibilities:

• Administration, Troubleshooting and Monitoring of Microsoft Exchange 2003, 2007 and 2010 mail servers, and Office C mmunication Server servers. The setup consists of about 50,000 mailboxes across the globe.
• Providing technical support for the Messaging level- 2 and 3 calls which get escalated from Level 1 as well as from different business partners and teams.
• Executing Server health checks for proactive monitoring and maintenance of messaging infrastructure and monitoring.
• Coordination with Windows team for Installation of Exchange 2003/2007/2010 patches released by Microsoft.
• Implementing, Coordinating and discussing new messaging related queries and infrastructure requirements with the client IT Team for approval and implementation.
• Ensuring that Requests for Change (RFCs) are submitted and recorded for all changes.
• Reviewing all RFCs to ensure required documentation is included and requests additional documentation when needed -
• Ensuring back out plans exists, testing completed and an outline of the test plan with results included in the RFC,
• Ensuring planned change time met IT policy/best practices, Working with implementation team(s) to submit/enhance any missing documentation.
• ( Confidential ) meetings to represent infrastructure changes.
• Review of completed changes & discusses whether the change was successful, implemented with issues, or unsuccessful and backed out.

Confidential

Engineer

Responsibilities:

• Administration, Troubleshooting and Monitoring of Microsoft Exchange 2003, 2007 and 2010 mail servers, Confidential servers (BES 4.1 and 5.0), Kerio mail server, Office Communication Server and RightFax server. The setup consists of about 35 Messaging, Confidential, OCS, Kerio mail and RightFax servers and over 10,000 mailboxes across UK and North America.
• Handling Message Security using Postini - Cloud based email and web security service provided by Google.
• Coordinating with different partner teams (UNIX, Network, Backup, Active directory, Windows and other application support teams) whenever need arises for the resolution of infrastructure problems.
• Providing technical support for the Messaging level- 2 and 3 calls which get escalated from Level 1 as well as from different business partners and teams. Handling escalations and performing root cause analysis for problem resolution.
• Proactive monitoring and maintenance of messaging infrastructure for any potential issues.
• Handling exchange migrations.

Confidential

Senior Engineer

Responsibilities:

• Administration, Troubleshooting and Monitoring of Microsoft Exchange 2007 mail servers, Confidential servers, Anti-Virus servers File & FTP Servers and Active Directory servers.
• The setup consists of about 230 windows servers
• OS and hardware support of Application servers for the client.
• Providing technical support for the messaging level- 2 and 3 calls.
• Handling escalations and performing root cause analysis for problem resolution.
• Proactive monitoring of messaging infrastructure for any potential issues.
• Ensure that Requests for Change (RFCs) are submitted and recorded for all changes.

Confidential

Messaging Engineer

Responsibilities:

• Administration, Troubleshooting and Monitoring of Microsoft Exchange 2000/2003 mail servers, Confidential servers, UNIX based MTA (Postfix), Anti-Virus servers (Scan mail for Exchange, Trend Micro), Anti Spam servers (Bright Mail, Pure Message, Commtouch). The setup consists of about 80 messaging servers and 35,000 mailboxes across the globe.
• Providing technical support for the messaging level-3 calls which get escalated from Level 1 and level 2 as well as from different business partners and Teams.
• Handling exchange migrations - Migration of Exchange 2000 mailboxes and Public Folders to Exchange 2003 environment. This involved testing, consolidation and migration of 35,000 production mailboxes.
• Handling acquisitions and divestitures - Worked as an offshore team member for the project involving migration of about 500 users from the acquired company. Also worked on the project on migration of about 3000 users to the acquiring company, both in the year 2006.
• Testing and Installation of Exchange2000/2003 patches released by Microsoft.
• Coordinating, escalating and discussing new messaging related queries and problems with the client Messaging Engineering Team for approval/proper resolution.
• Exchange migration to new version/hardware.
• Coordination with the Active Directory team for related issues.