SUMMARY

• Around10 years of experience in Windows Admin and Active Directory
• More than 8 years of experience in Unified Messaging (Exchange OCS/Lync 2010/ Lync 2013)
• Assisted customers in Planning, Implementation, UAT, Maintenance and Migration of Exchange, AD and OCS - Lync (2012-13) infrastructure(s)
• Migration from On-premise to Online Office 365 (O365) - Staged Migration and Cutover Migration
• Deploying and managing Enterprise Voice for Lync 2010/ Lync 2013/Skype For Business
• Experience in integrating OCS, Lync and UM wif Exchange Environment for IM along wif Voice Messaging
• Providing consultancy for heterogeneous networks consisting of various OS, messaging and collaboration applications
• Designing and implementing AD cross forest migration or new forests implementation across all Window(s) server platform
• Experience In Power Shell Scripting for Deleting, Creating, Migrating Users.
• Global site and subnet structure design wif considerations for inter-site AD partitions replication and RFS replication, FSMO and Global Catalogue roles placement, RODC placement and strategies
• GPO structure design to define security boundaries
• Responsible for day to day Active Directory health checks including troubleshooting, disaster recovery, maintenance and occasional top tier user administration
• Implementation and administration of Windows 2012 clusters for high availability and fault tolerance
• Implementation and administration of virtualization by using Hyper-V
• Worked for Microsoft Advisory Support and PSS support, where assisting customers on hourly basis on Exchange/O365/Lync/OCS designing and deployment and proposing optimum solution for their environments
• Designing and implementing Federation Concepts (Microsoft Federation Gateway)
• Experienced in gathering user requirements, analyzing and preparing project deliverables such as Business Requirement Document (BRD) and Functional Requirement Document (FSD)
• Enthusiastic, noledge-hungry self-starter, eager to meet challenges and quickly assimilate latest technologies, skills, concepts and ideas.

TECHNICAL SKILLS

Cloud Technologies: Office 365 /ADFSS /Dir. Synchronization/Forefront Protection for Exchange 2010

Messaging Systems: MS Exchange 2010/07/03/2000/5.5 , LCS 2005, OCS 2007 and Lync 2010/13

Operating systems: Windows 7/Vista/XP/ 2008/03/2000/ NT 4.0

Scripting Languages: PowerShell.

Telephony: Air Watch, MDM.

Anti-SPAM /Antivirus: IronPort, ProofPoint, Postini, TMG

Configuration / Protocol: DNS, DHCP, WINS, RAS, VPN, TCP/IP, PPTP, SNMP, IMAP, POP3, SMTP, PKI, DFS

Ticketing Systems: Peregrine, Remedy, IBM Manage Now, HP Open View, Clarify, MS System Centre

Communicator systems: LCS 2005, OCS 2007, Lync 2010/13

Other applications: MIIS 2003, ILM 2007, FIM 2010, MOM 2005, WSS 2003, MOSS 2007

Backup software’s: Backup exec, NetBackup, Com vault, NT Backup, DPM 2012

Archiving and Journaling solutions: Enterprise Vault, Autonomy

Active Directory: RMS, PKI, Kerberos V, NTLM, ADAM/AD LDS, OU and AD FS, SCCM, Group Policy

Migration: Exchange 2003 to 2007/2010,2007 to 2010,2010 to Office 365, Dominos 7.0/8.0 to Exchange 2007/10 by using Quest

PROFESSIONAL EXPERIENCE

Lync UM Architect

Confidential, New York City, NY

RESPONSIBILITIES:

• Planned, assessed, brainstormed and designed teh migration strategyfor AD/Exchange/Lync Office 365 which was tan presented to teh clients (~10,000 AD users, ~5000 Exchange mailboxes, ~7000 Lync and ~3000 Office 365)
• Implemented Cross Forest inter-organization replication and calendar sharing between 10000 users of two different companies
• Managed thedeployment and migration of Lync 2010 to Lync 2013, Enterprise Voice for Lync 2013.
• Managed teh migration of Exchange 2010 to Exchange 2013, both AD forests are on Windows Server 2012
• Provided co-existence between both AD and Exchange forest.
• Migration of AD objects and Exchange mailboxes by using ADMT tool.
• Room mailboxes are for fixed locations such as meeting rooms or conference facilities from Resource Scheduler.
• Equipment mailboxes are for items that are not fixed to a location, such as laptops or vehicles
• Planned for having new UPN suffix for teh AD objects after cross forest migration.
• Designed and planned teh mail flow in which all teh inbound and outbound mails go through wif parent companyForefront Online Protection for Exchange (FOPE)
• Designed and planned for teh archiving, legal hold, journaling, retention polices after mailboxes moved to O365 online.
• Designed and planned for co-existence between new AD forest and Office 365 wif single sign on enabled.
• Actively participate in Change Management, Problem Management, & Configuration Management.
• Proactively communicating and collaborating wif various teams across teh globe.
• Supervising a team of approx. 50 members, enhancing teh teams’ skill set by organizing teh trainings, triages and presentations.
• Participating in recruitment drives and conductinginterviews.
• Delivering classroom trainings to teh engineers on AD and Unified Messaging products including Lync 2010 and Exchange 2010.

Lync and Exchange Architect

Confidential, Houston, TX

Responsibilities:

• Cross-forest migration from Windows 2003 to 2008 (~150,000 users), 2008 to 2012 (~100,000 users)
• Migration of Exchange 2003 to 2007 (25,000 users), 2007 to 2010 (250,000 users) by using Quest and ADMT
• Migration of Lync 2010 on premises to O365 (50,000 users), OCS 2007 to 2010 (200,000 users)
• Migration from Dominos 8.0 to Exchange 2010 by using Quest (5000 users)
• Implementation and administration of AD infrastructure in multi-forest, multi domain environments
• Design AD infrastructures which were scalable, redundant and completely free of single point of failure
• Manage and designGroup Policy (GPO’s) in Windows Active Directory 2012
• Implement and administrate Window clusters for high availability and fault tolerance
• Providing consultancy for Performance Tuning and capacity planning of Lync, AD and Messaging servers
• Proactively performing defect preventionon various accounts, designing teh patch management as needed

Microsoft Exchange Engineer

Confidential, Houston Texas

RESPONSIBILITIES:

• Involved in site consolidation and migration of 80,000 users from Windows 2003 to 2008 and Exchange 2003 to 2007 in couple of premier accounts
• Migration of one of teh HP premier account from Exchange 2003 and Windows 2003 to Exchange 2007 and Windows 2008 wif 1,20,000 users
• Provide consultation to teh team for administrating and managing multiple domain controllers wif multiple versions of Windows 2003/2008 AD, DNS and Exchange 2003/2007 servers
• Troubleshooting of group policy issues to ensure their appropriate application and speed by following best practices
• Assisted customers wif all base Windows Systems planning, setup, maintenance, and disaster recovery
• Instrumental in developing escalation and problem resolution processes and procedures
• Perform incident response and outage resolution as well as in-depth root cause analysisand deliver reports to technical audience as well as senior management
• Excelled in managing Service Level Agreements (SLAs) for availability (uptime) and delivery
• Coordinated project to test and implement an enterprise-wide configuration change which resulted in a significant reduction in directory related outages
• Implemented Enterprise DFS structure wif multiple namespaces and strategically scheduled global replications
• Implemented PKI which leverages MS AD CA and commercial certificate vendor
• Identify and resolve problems wif bandwidth, services, database corruption, backup and restoration, service failures, disk space, cluster services and other server performance problems
• Identify and resolve problems wif disaster recovery of AD and Exchange, RUS, public folders, mailboxes, front-end and back-end server

Microsoft Exchange Engineer

Confidential

RESPONSIBILITIES:

• Maintenance and system administration of Windows NT 4.0/Win2k and Managing Exchange server 2000
• Overall implementation and management of Windows services like DNS, WINS, and DHCP across all teh client locations
• Managing AD and network to ensure teh overall stability and performance
• Technical Escalations, Achieving Productivity & Service Quality, Team
• TEMPEffectiveness, superior customer satisfaction and process compliance
• Testing &deployment of security updates, backup procedure for servers
• Evaluation of various products useful to teh site
• Documentation as and when required by teh clie