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Office 365 Administrator/ms Exchange Server Admin Resume

Dallas, TX


  • Over 8+ years of experience in design, implementation and configuration of Office 365, MS ExchangeServer, Lync.
  • Skype for Business, System Center, VMware ESX/ESXi, Windows Server, Active Directory, and Networking.
  • Expert in Microsoft Exchange technologies Exchange 2003, 2007, 2010, 2013, as well as Office 2016and Microsoft Lync 2010 and 2013.
  • Experience in migration to newer versions of Microsoft messaging technologies.
  • Expertise in Active Directory design & support (GPO s, AD Schema, OUs, LDAP, Sites, Replication).
  • Working knowledge of Microsoft Exchange Server 2010/2003, Outlook, Outlook Web Access (OWA) /Web Mail, email queue and Exchange Push Mail for mobile devices.
  • Performed and Raise the Domain functional level from windows server 2003to2008 R2.
  • Experience in Implementationand Migration ofSkype for Business, Lync 2010, Lync 2013, Exchange 2013 And2010 Active Directory 2003, 2008 and 2012, System Center 2012 and Blackberry 5.0.
  • Experience in Design and Implementation of VMware vSphere 5.0 and 5.1 and Hyper - V 2.0 and 3.0 Virtualization Environments
  • Experience in Implementation of P2V and V2V Migrations using SCVMM 2012, VMware Converter and Plate Spin tools.
  • Proficient in PowerShell scripting and process automation. Implemented the following roles in a Microsoft Exchange environment: Edge Transport, Mailbox, CAS Array, Hub Transport and Unified Messaging.
  • Experience administrating Microsoft Lync 2010 in a production environment.
  • Designed, configured, implemented and maintained an enterprise messaging environment including Office 365, Exchange 2013and Lync.
  • Extensive experience in configuring and managing. Troubleshooting Physical, Virtual infrastructure in Cloud and On Premise on Windows server, Active Directory, Networking, Storage, VMware, Hyper -V, AWS Cloud, Microsoft Azure (IAAS, PAAS, SAAS), MS Exchange, Office 365, PowerShell scripting, and Power Shell.
  • Responsible for all components of Office 365 including One Drive for Business, Skype for Business, Share Point Online, Delve, Yammer and Exchange Online.
  • Implemented and maintained an Active Directory Environment, supporting end users within a Production Environment.
  • Management of Microsoft Clusters.
  • Proficient in PowerShell scripting and process automation.
  • Experience in deploying complete end to end Office 365 projects with Exchange 2010/ Exchange 2013/Microsoft Azure with Multiple O365Dev. Tenants.
  • Successfully created team sites on SharePoint Online and SharePoint migration to Office 365.
  • Effectively deployed Office 365 Infrastructure that include complete ADFS 2.0&ADFS Proxy Farm.
  • Experience deploying clustering services like CCR, SCR and LCR.
  • Skilled at providing top-level support to large user basis and meeting or exceeding SLA's.
  • Strong experience in Implementing Active Directory in production environment including GPO's, DNS, WINS, DHCP, and Domain Controllers etc.
  • Proficient in performing administration tasks and reporting using PowerShell scripting.
  • Experience in networking protocols and connections including VPNs, LAN, WAN, DNS, and TCP/IP.
  • Documented and tracked all peripherals and Network problems using SharePoint 2010 and Action Remedy.
  • Verified user functionality and access to services via Outlook, OWA, and Outlook anywhere and assisted in resolving any issues.
  • Ticket distribution to charities, employees, and outside parties, creation of flyers/correspondence related to same and in some cases, serving as the host and company point of contact at event.
  • Documented and tracked all peripherals and Network problems using Care360/ E-forms Ticketing System SharePoint 2010 , Action Remedy Ticketing System in a 24 X 7 Enterprise Data Center Environment.
  • 24X7 Admin support.


Servers: Windows Server 2003, 2008/R2, 2012/R2

Messaging Environment: Lync 2010/2013, Exchange 5.5, 2000, 2003, 2007, 2010, 2013 Hybrid and Office 365

System management tools: vCenter, SCCM, SCOM and DPM

Operating Systems: Windows NT, 2000, 2003, Windows XP, 7, 8.1, 10

Virtualization tools: VMWare, Hyper-V

Cloud: AWS, Microsoft Azure, Office 365


Confidential, DALLAS, TX

Office 365 Administrator/MS Exchange Server Admin


  • Provided expert support in the planning, requirements gathering, implementation of data migration and configuration of Office 365.
  • Worked and resolved issues on Azure AD relating to Office 365 identity and user permissions
  • Utilized PowerShell to provide licenses and managed sites, groups, user accounts etc.
  • Worked on Exchange Online and SharePoint migration tasks including data migration, team site configurations, content management, workflows, site permissions, user adoption and change management.
  • Created in page SharePoint add-ins and single page add-ins for the site with custom functionalities that will be used across various departments within the organization
  • Utilized Windows Azure to synchronize local password to domain for Office 365.
  • Updated exchange protection configurations, site security configurations and SharePoint configurations to ensure successful migration.
  • Gathered business IT requirements, analyzed, and documented project activities utilizing Agile based project methodology.
  • Analyze, install, configure, maintain and troubleshoot end computing devices, system software and drivers in support of Mayo Clinic-wide systems, departments and individual user.
  • Worked on deployment of hybrid Office 365 environment with upgraded Exchange 2013 environment.
  • Developed, deployed, activated Features and maintained additional features in SharePoint 2013.
  • Extensively used client object model for creating functionalities, event receivers to enhance functionalities in SharePoint Lists and Libraries
  • Successfully migrated all System Center Configuration Manager (SCCM) 2007 to SCCM 2012.
  • Monitored SCCM2012 with its boundaries, metering rules, site settings and distribution points.
  • Supported Active Directory Federation Services upgrade from ADFS 2.0 to ADFS 3.0.
  • Performed Exchange 2007/2013 Server management with advanced trouble shooting of hardware & Office 365 applications.
  • Performed various Office365 administrative roles in Exchange Control Panel (ECP), Skype for Business (SFB), Password management, Exchange and Security management.
  • Successfully implemented upgrade from Forefront Identity Manager (FIM) to Microsoft Identity Manager (MIM) 2016.
  • Developed a system that uses data from LDAP and local templates to dynamically provision and re-provision virtual domains.
  • Involved in server, policy store and key store configuration file backups of LDAP.
  • Maintained documentation for all the deployment related steps of the Microsoft O365/Exchange and Messaging-computing environment.
  • Implemented Office 365 Tenant implementation with Azure AD Connect and ADFS for Single Sign-On.
  • Configured and Implemented Directory Synchronization and Forefront with troubleshooting support.
  • Configured DirSync and ADFS for Active Directory synchronization and single sign-on with Office 365.
  • Installed configurations on client machines for Exchange Online, email migrations and Lync online.
  • Administered and monitored the DHCP server and configured the IP addresses for the systems.
  • Configured and deployed new Anti-Malware polices for System Center Endpoint Protection (SCEP)
  • Utilized RSA Security Manager and managed multiple users for Multi-Factor Authentication.
  • Managed IIS 6.0 and IIS 7.0 server clusters and services across multiple sites and domains.
  • Worked on setting up rules for SPAM black and whitelist in the cloud and TLS connectors.
  • Assisted users w/ Change Mail Client, Full Mail Client, and Functional Shared Email Mailbox Requests.
  • Supported anti-spam filtering, logging, email tracking and transport rules.
  • Successful migrated from an onsite physical server to a cloud based virtual server using VMware ESXi 5.0.
  • Worked on Troubleshooting issues to support users on Skype for Business.
  • Utilized SharePoint to maintain backup and migration process improvement feedback for Office 365 Managing Distribution Lists.
  • Short Term Engagement during migration from Lotus Notes to Microsoft Office 365
  • Performed scripting and reporting tasks using PowerShell.
  • Efficiently worked on troubleshooting installation, network connectivity, certificate validation, DNS Record issues, and integration issues with Lync and Office 365 products.
  • Installed on premise servers for single sign on and directory synchronization.

Environment: Exchange server 2010, Office 365, Windows Server 2008 R2 /2012 R2, Azure Directory, Active Directory, Lync 2010/2013, Skype for Business

Confidential - Lexington, MA

Office 365 Administrator/MS Exchange Server Admin


  • Successfully migrated 1500 user mailboxes from Exchange 2013 to Office 365 to create a hybrid deployment for the business.
  • Worked on deployment of hybrid Office 365 environment with upgraded Exchange 2013 environment.
  • Deployed Azure AD Connect and performed Office365 tenant validation.
  • Created repository for new modern public folders and moved hierarchy and content from Exchange 2007.
  • Management the Exchange 2007/2013 Servers. Performed advanced trouble shooting of Exchange 2007/2013 server hardware & Office 365 including mail routing issues.
  • Migrated ADFS 2.0 server farm to ADFS 3.0.
  • Managed and configured Microsoft’s Office 365 Azure directory.
  • Used Azure AD Connect for directory synchronization and federation with ADFS 3.0.
  • Completed Exchange Online Hybrid deployment using Exchange 2010 servers.
  • Implemented pilot group for Exchange Online.
  • Migrated 1050 mailboxes to Exchange Online.
  • Assigned and revoked licenses to user accounts for services within Office 365.
  • Enabled test users to Skype for business online, and tested their functionality.
  • Enabled all users for licenses for Skype for Business and enabled polices and conferencing.
  • Migrated Blackberry, Android devices using Intune.
  • Fixed synchronization errors for Active Directory, SMTP and GUID and Immutable ID issues. Architected and deployed the technology infrastructure within the environment, including Microsoft Exchange Servers, and Windows Servers Performed mid-migration and post-migration support to the enterprise.
  • Utilized Exchange Calculator Sheet for Mailbox Sizing.
  • Cleaned up Active Directory user objects with inconsistencies that prevented them from synchronizing through DirSync to Office 365.
  • Managed the deployment and migration of Lync 2010 to Lync 2013.
  • Assisted with the testing implementation of Skype for Business 2015 for IM, Voice, Video, and collaboration services. Performed weekly status information on all the projects to Project Manager. Configure and troubleshoot AD smart card authentication.
  • Performed PowerShell Scripts to automate processes and tasks.
  • Performing Migrations from On-premise to the Cloud based Office 365 Environment and troubleshooting errors and problems encountered during migrations.
  • Exchange Online Configuration and Email migration and Lync online Configuration and installation on Client machines.
  • Maintained system documentation logs and assisting in troubleshooting and diagnosis of system problems.
  • Mana gement of users, computers, and GPOs in Active Directory.
  • Maintaining Active Directory infrastructure, create accounts, groups, GPO etc.
  • Designed and Implemented network design using TCP/IP.
  • Monitored mailbox moves using migration reporting and addressed issues with bad items and failed moves.
  • Provided support and maintenance of Microsoft Office Outlook Web Access and Microsoft Office Outlook Email, Calendaring & Scheduling.

Environment: Azure AD Connect, Dir Sync, ADFS, Web Application Proxy, PowerShell cmdlets.

Confidential, Groton, CT

Office 365 Administrator/MS Exchange Server Admin


  • Successfully migrated 1800 user mailboxes from Exchange 2010 to Office 365 to create a hybrid deployment for the business.
  • Provided System Administration via (Log Me In) for Exchange, SharePoint, OneDrive for Business, Skype for Business, Yammer and all related technologies.
  • 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.
  • Windows Patch Management through Software Update Services.
  • Managing Windows Servers, Active Directory, Group Policy Objects, and OS Patch Management toolsets.
  • Led Skype for Business 2015 design, administration of the service globally. Completed Exchange Online Hybrid deployment using Exchange 2010 servers.
  • Email from IBM Lotus Notes to Office 365, use the Microsoft Online Notes.
  • Inspector ( MONTI ) application to evaluate how much data needs to be migrated from a customer's Lotus Notes environment to Office 365.
  • Perform operational troubleshooting by using OMS Search on top of Office 365 activity data of your organization.
  • Implemented pilot group for Exchange Online.
  • Assigned and revoked licenses to user accounts for services within Office 365.
  • Responsible for all components of Office 365 including one drive, Skype for business, yammer and SharePoint.
  • Created OneDrive for Business deployment for all users and teams. Migrated data from local network drives.
  • Provided System Administration via (Log Me In) for Exchange, SharePoint, OneDrive for Business, Skype for Business, Yammer and all related technologies.
  • Enabled test users to Skype for business online, and tested their functionality.
  • Enabled all users for licenses for Skype for Business and enabled polices and conferencing.
  • Migrated Blackberry, Android devices using Intune.
  • Utilize PowerShell for administration tasks and process automation. Design and implement Azure AD, Azure AD Connector, AD FS, OCS to Lync 2010, SCCM and Exchange 2007 to be migrated and in coexistence including Multi-Forest ActiveDirectory and Exchange migrations, Migration of Exchange servers, Migration to Office 365.
  • Utilized Sync for mobile device connectivity for users both on premise and in Office 365 environment.
  • Performed PowerShell Scripts to automate processes and tasks.
  • Troubleshot client connectivity using remote connectivity analyzer, Trace route, and message tracing to resolve issues.
  • Managed on premise servers, public folders, and mailbox accounts, providing access, resolving connectivity issues, and server performance and utilization.
  • Troubleshot Azure services synchronization with on premise AD and resynchronized using the Azure tools. Windows 7, Office 365 and Windows 10 deployment, troubleshooting, installation, ghosting and back-ups.
  • Create user accounts, assign group rights, create distribution lists, maintain windows folder security, create group policies etc.
  • Worked closely with the firewall and security team to open ports and set rules for functionality.
  • Managing day to day operations related to ESXi/Vcenter.
  • Helped configure, customize and migrate documents to SharePoint document libraries.
  • Configured ADFS Server for single sign-on functionality.
  • Support the deployment of Office 365, and performed support duties after migration.
  • Have performed Email migration with staged, cut over and Hybrid approaches.
  • Resolved Office 365 tasks with the use of PowerShell.
  • Deployed Exchange Hybrid Server and Configured Hybrid Configuration.
  • Knowledge in designing and implementing of Active Directory and Network Fundamentals Protocols such as TCP/IP, DNS and Group Policy.
  • Supported Offline Address book, Calendaring and free busy related issues. Prepared on premise AD infrastructure for migration effort by using the IDFIX tool for directory cleanup.
  • Configured tenant account for environment and registered domain.
  • Installed on premise servers for single sign on and directory synchronization.
  • Synchronize on premise AD with cloud services and set OUs for sync.
  • Migrate user mailboxes to Office 365 in batches and run reports on batch progression.
  • Troubleshoot free/busy information between Office 365 and on premise users.
  • Created batches for user accounts and utilized PowerShell to move user mailboxes to Office 365, then monitored moves via migration reports. End-user support, problem identification, problem resolution, and consulting experience.
  • Flexera Administered the Domain Name Server (DNS).
  • On call for 24/7 support for global corporate setting including offshore vendors.

Environment: IDFix, ADMODIFY.NET, Remote Connectivity Analyzer, AD Connect, Powershell scripts

Confidential, Sacramento, CA

System administrator


  • Migrated over 700 mail accounts from Lotus Mail
  • Created new OUs, shared mailboxes, security groups, distribution groups.
  • Supported customers having MS Outlook and Active Directory issues.
  • Executed Server health checks for proactive monitoring and maintenance of messaging infrastructure. Duties included troubleshooting all 2nd and 3rd Level email, SPAM and Outlook client related issues.
  • Administration, Troubleshooting and Monitoring of Microsoft Exchange 2003, 2007 and 2010 mail servers, and Office Communication Server servers. The setup consists of about 30, 000 mailboxes across the globe.
  • Worked on and managed Operating System upgrades within the environment from Windows Server 2008 to Windows Server 2012. Deployed virtual servers using VMware to build out the Exchange environment.
  • Deployed Client Access and Mailbox server roles on separate servers to provide balanced workload functionality.
  • Deployed and configured Database Availability Groups to provide high availability of services.
  • Deployed Edge server for Exchange for external communication as well as to authenticate mobile devices.
  • Ran server health and replication reports to assure that systems were running at the expected optimal performance.
  • Worked closely with the firewall and security team to open ports and set rules for functionality.
  • Troubleshot issues with email internally as well as externally.
  • Troubleshot issues with the client, user authentication, and mobile devices.
  • Used transaction logs to aid in troubleshooting efforts regarding emails and databases.
  • Held training for user and help desk to enhance user adoption and decrease calls to service desk personnel. Provided technical support for Android, Blackberry, IPhone, along with tablets of Android and IOS operating systems when facing issues with ActiveSync.
  • Added, deleted, modified user and group permissions and access in Active Directory.
  • Migrated Exchange 2007 to Exchange 2010 for 2500 users.
  • Configured virtual servers for the Exchange deployment utilizing VMWare ESXi platform.
  • Migrated user mailboxes to the Exchange 2010 environment and mitigated any issues that arose.
  • Created Database Availability Groups for the high availability of the back end databases.
  • Troubleshot issues with OWA, ActiveSync, and Outlook connectivity.
  • Decommissioned legacy Exchange 2007 servers after completion of transition.
  • Administered in place Lync 2010 deployment. Maintain Microsoft Windows Servers (2003 and 2008), DNS, DHCP.
  • Responsible for Maintaining and monitoring Datacenter.

Environment: Organizational Units, LAN, WAN, DNS, DHCP, TCP/IP, VPN.

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