SUMMARY:

• Around 6+ years of experience in providing IT infrastructure solutions on technologies like Office 365, MS Exchange Server, Share Point, Skype for Business, System Center, Windows Server, Active Directory and Networking.
• Worked including on - premises Exchange 2016, Exchange 2013, Windows 2012, Windows 2008, and Office 365 and supports more than 10,000 mailboxes.
• Working experience with various servers and have good knowledge in Windows, MAC, Linux Operating Systems.
• Experienced in Implementation and Migration of Skype for Business, Lync 2010, Lync 2013, Exchange 2013 and 2010, Active Directory 2003, 2008 and 2012, System Center Configuration Manager 2012.
• Experience with administrative role in creating, monitoring and managing user accounts and monitoring Service health in Office 365.
• Worked on Tier 2 support for O365 Hybrid environment, including support for Single Sign on using Site minder, Azure AD Connect tool, SharePoint, Skype for Business and on-premises Exchange.
• Added user accounts, fixed issues with users and teh monitored usage on multiple applications.
• Experienced in configuring Windows Server 2012 Active Directory Domains, configuring DNS, DHCP, trust relationship, permissions.
• Successfully created team sites on SharePoint Online and SharePoint migration to Office 365.
• Participate as a developer in an Agile scrum team in building and maintaining web applications and web sites in SharePoint 2010/2013.
• Managed user accounts and domains in Azure AD admin portal
• Worked with Office 365 Tenant implementation with Azure AD Connect and ADFS for Single Sign-On.
• Build advanced SharePoint workflows and workflow-based solutions
• Vast experience troubleshooting issues with Outlook, Exchange server, ActiveSync and OWA.
• Experience in networking and connection solutions VPNs, LAN, WAN, DNS, and TCP/IP.
• Experience working in multi forest, multi domain environment and Identity Management Experience in interacting with client and providing support and troubleshooting complex issues.
• Experience in troubleshooting issues with Outlook, Exchange server, ActiveSync.
• Experience in administration, troubleshooting and resolving Group Policy Objects.
• Knowledge on Microsoft Identity Manager (MIM) and Forefront Identity Manager (FIM).
• Experience working with and configuring ISA servers.
• Good communication & inter personal skills and proven ability to perform both as an individual and as a team player.
• Ability to make decisions and manage time TEMPeffectively to a deliver plan on schedule.

TECHNICAL SKILLS:

Office 365: Exchange, Outlook, Lync/Skype for Business, Share point, Yammer, Azure AD, On Drive and Active Directory. Cloud: AWS, Microsoft Azure, Office 365

Ticketing System: Remedy and ServiceNow

Virtualization: VMware vSphere 4.x.5.x, Hyper - V, VMotion, VMware ESX/ESXi 4.x, 5.x, VCenter.

Operating Systems: Windows Vista, Windows XP, Windows 7, Windows 8, Windows 10, Microsoft Server 2008, Microsoft Server 2012 r2, Unix and Linux.

Networking: Service control layer (TCP/IP), application layer (DNS/WINS, SMTP), and Management layer (DHCP) and LAN/WAN/WLAN concepts.

Admin Management: Group policies, Active Directory(AD), Active Directory Federation Services(ADFS), Microsoft Exchange

PROFESSIONAL EXPERIENCE:

Confidential, St. Louis, MO

Office 365 /Windows Administrator

Responsibilities:

• Developed proof of concepts and created technical architecture components.
• Migration of email boxes through BIT TITAN.
• Managing Windows Servers, Active Directory, Group Policy Objects, and OS Patch Management toolsets.
• Working and Deployed with upgraded Microsoft Exchange 2013 to Office 365 Environment.
• Troubleshooting Experience with Outlook, Exchange server, ActiveSync and OWA.
• Developed transition plans and managed migration projects across a variety of scenarios including on premise, Hybrid and hosted Exchange, and application upgrades. Including Active Directory Federated Services with Windows Server.
• Install and configure users with VPN access & remote access Experience with System Center Configuration Manager (SCCM). Patching updates/ Application Inventory/ deploying software etc.
• Created and maintained work products for application and data domains.
• Conducted gap analysis and generated business proposals.
• Planned and implemented transition from Exchange 2013 to Exchange Online for a few hundred users.
• Administration, Troubleshooting and Monitoring of Microsoft Exchange 2013. Teh setup consists of about 13,000 user environments.
• Active Directory Support and Administration like Group policy, Permissions and account provisioning.
• Working on Share point online Migration and Email Migration incidents.
• Assisted in troubleshooting Remote Servers, TLS connections, Application Mail Relay, Backup and Restore, Disaster Recovery and Patch Management.
• Ensured all Office 365 products installed on client IT systems has end-to-end optimal performance, capacity and availability.
• Provided technical guidance during client workshops and regional events.
• End-user LAN/Hardware/Software support.
• Created batches for user accounts and utilized PowerShell to move user mailboxes toOffice 365, then monitored moves via migration reports. End-user support, problem identification, problem resolution, and consulting experience.
• Administered teh Domain Name Server (DNS). Teh DNS is tied to teh directory, and teh operation of teh directory service is based on a properly functioning dynamic DNS infrastructure.
• Performance monitoring on teh overall utilization of teh cluster. Experience in implementation of Office 365 Enterprise E1, E3, E4 and E5 Licenses.
• Supported Offline Address book, Calendaring and free busy related issues. Prepared on premise AD infrastructure for migration effort by using teh IDFIX tool for directory cleanup.
• Automated and executed Office 365 procedures utilizing Windows PowerShell.
• Resolved tenancy technical issues and monitored Office 365 systems.
• Planned, installed, maintained and optimized documentation of all LAN network hardware and software.
• Working on mobile configurations and issues regarding email encryptions.
• Migrated user mailboxes to teh Exchange 2013 environment and mitigated any issues that arise
• Administered and supported Office 365 and MS Exchange policies.

Environment: Office Pro Plus 365, Exchange online, Microsoft Exchange server 2007/2012/2013/2016/ OWA, VMware ESX, Office Enterprise 365 E1, E3, E4 and E5, Windows Power Shell, ESX/Virtual center, Windows server 2008/2012, TCP/IP, DNS, Group Policy, SCCM, DCHP.

Confidential, New Jersey

Office 365 Admin/Exchange Administrator

Responsibilities:

• Worked closely with teh Office 365 migration team during large client migrations to assist and provide support.
• Worked and resolved issues on Azure AD relating to Office 365 identity and user permissions.
• Provided a business solution for teh small and enterprise level companies using Lync Online and combination of Cloud-based Office 365 and On-premises Exchange servers
• Troubleshoot and customize office 365 Applications including word, excel, One Note, skype for business, Outlook, Yammer, Power point and Microsoft Access.
• Managed on premise servers, public folders, and mailbox accounts, providing access, resolving connectivity issues, and server performance and utilization.
• Analyze, develop and communicate key Outboarding process and Technology improvements for office 365 onboarding for deployment cycle.
• Created batches for user accounts and utilized PowerShell to move user mailboxes toOffice 365, then monitored moves via migration reports. End-user support, problem identification, problem resolution, and consulting experience.
• Knowledge in designing and implementing of Active Directory and Network Fundamentals Protocols such as TCP/IP, DNS and Group Policy.
• Partner with our IT Team to provide support, maintenance, plan for future growth and development, and manage teh SharePoint environments
• Furnished large-scale Active Directory/Exchange 2007/2010, Lync 2010 configuration, migration involving Blackberry Enterprise Server accounts with general administration and oversight.
• Administration, Maintenance and Management of Mailboxes and Troubleshooting Exchange Components (Exchange Database, Outlook Web Access, Offline Address List, Mail Flow, Public Folders, Free/Busy Information).
• Assigned and revoked licenses to user accounts for services within Office 365.
• Supported Offline Address book, Calendaring and free busy related issues. Prepared on premise AD infrastructure for migration effort by using teh IDFIX tool for directory cleanup.
• Administration, Troubleshooting and Monitoring of Microsoft Exchange 2013. Teh setup consists of about 1500 user environment.
• Configured email client with office 365 email addresses, configured mobile phones with email clients, shared calendars and trouble shoot issues related to sharing, experienced with Office 365 Pro Plus troubleshooting issues.
• Experience in mobile management.
• Design and develop SharePoint master pages and create new SharePoint web content
• Provide strategies for continuous improvements through best-practices and standards
• End-user LAN/Hardware/Software support.
• Experience with Azure AD for user accounts and domains.
• Maintenance of servers, desktops, workstations and printers.
• Apply Patches, and Windows Updates, to Windows & Microsoft Office Suite.
• Mac OS troubleshooting and user .
• Performed administration tasks, including modifying teh Active Directory, server and database maintenance, deletion, creating Notes ID's, password resets and client configuration.
• Administered daily tasks both for teh on premise and teh cloud environment using PowerShell.
• On call for 24/7 support for global corporate setting including offshore vendors.

Environment: Azure AD Connect, Dir Sync, Exchange online, Microsoft Exchange server 2007/2012/2013/2016/ OWA ADFS, Microsoft Outlook, Disk utility, MDT, USMT, Web Application Proxy, PowerShell cmdlets.

Confidential, Herndon, VA

Windows / Office 365 Administrator

Responsibilities:

• Responsible for all technical aspects and implementation of an IT office infrastructure.
• Performed various Office365 administrative roles in Exchange Control Panel (ECP), Skype for Business, Password management, Exchange and Security management.
• Maintained documentation for all teh deployment related steps of teh Microsoft O365/Exchange and Messaging-computing environment.
• Worked on deployment of hybrid Office 365 environment with upgraded Exchange 2013 environment.
• Planned, installed, maintained and optimized documentation of all LAN network hardware and software.
• Migrated user mailboxes to teh Exchange 2013 environment and mitigated any issues that arise.
• Active Directory management such as granting users access to certain drive and maintaining, adding, and disabling profiles.
• Configured email client with office 365 email addresses, configured mobile phones with email clients, shared calendars and trouble shoot issues related to sharing, experienced with Office 365 Pro Plus troubleshooting issues.
• Performing Migration from On-premise to teh Cloud based Office 365 Environment and troubleshooting
• Errors and problems encountered during migrations.
• Troubleshot issues with OWA, ActiveSync, and Outlook connectivity.
• Mac OS, Office 365 management
• Architected and deployed teh technology infrastructure within teh environment, including Microsoft Exchange Servers, and Windows Servers Performed mid-migration and post-migration support to teh enterprise.
• Utilized Exchange Calculator Sheet for Mailbox Sizing.

Environment: Exchange 2007, 2010, 2012, OU, Security Groups and Distribution Groups

Confidential

Office 365/ Windows Administrator

Responsibilities:

• Maintained and managed Exchange components including Exchange Database, Public Folders, Offline Address List, Free/Busy Information, Outlook Web Access and Mail Flow.
• Troubleshot issues with OWA, ActiveSync, and Outlook connectivity.
• Created Virtual machines (VM), shared mailboxes, security groups and distribution groups.
• Deployed Client Access and Mailbox server roles on separate servers to provide balanced workload functionality.
• Performed system administration, monitoring and patching of Microsoft Windows 2000/2003/2008 and VMware.
• Worked closely with teh firewall and security team to open ports and set rules for functionality.
• Troubleshot issues with email internally as well as externally.
• Administration, Troubleshooting and Monitoring of Microsoft Exchange 2003, 2007 and 2010 mail servers, andOfficeCommunication Server servers. Teh setup consists of about 700 mailboxes
• Administration, Maintenance and Management of Mailboxes and Troubleshooting Exchange Components (Exchange Database, Outlook Web Access, Offline Address List, Mail Flow, Public Folders.
• Expertise in server builds in Disaster recovery (DR) mode.
• Ensured highest availability of mail servers, monitoring exchange message routing and database backup and troubleshooting.
• Troubleshooting all 1st and 2nd Level email, SPAM and Outlook client related issues.
• Implemented teh local configuration of a new server/communications room and installed application servers as well as configured and deployed desktop hardware and software into teh new network environment.

Environment: Windows 2008, 2008/R2, ADS, DNS, DHCP, Microsoft Outlook, Disk utility.