SUMMARY:

I am a performance focused, proven technology team player with strong leadership skill having deep appreciation of technology as a business enabler to improve corporate bottom line and harness collaboration in the workplace.

PROFESSIONAL EXPERIENCE:

Office 365/Directory Services Engineer

Confidential, Wilmington, DE

Responsibilities:

• Support and maintenance of the Microsoft Exchange and Active Directory including Office 365 in a Hybrid environment
• Actively involved with Message Trace/Tracking
• Good understanding of OWA, RPC/HTTPS, message flow and security
• Work with the Network and Security teams to ensure satisfactory environment
• Resolving technical issues and monitor Office 365 systems
• On - Boarding and Off-Boarding (Creating and Migrating Regular, Shared, Resource and Room mailboxes to Cloud and from Cloud to On-Premise)
• Migration of users from Gmail IMAP) to Confidential Office 365 tenancy
• Administration and management of services using PowerShell
• Supporting and Monitoring Azure Active Directory Synchronization Services -AADS and ADFS servers
• Managing Distribution Group Portal for end users with FIM (Forefront Identity Manager)
• Exposed to Quest Active Roles as a leverage for account management in Active Directory
• Strong understanding of SMTP constructs and Protocols
• Good understanding of Email domain management (MX, SPF, PTR, A record)
• Good understanding of Confidential
• Good understanding of DNS, WINS and Confidential Protocols
• Managing Email gateway using Cisco IronPort
• Monitoring the Infrastructure using GSX Monitoring Software
• Provide 2nd/3rd level support for help desk tickets related to Exchange/Office 365
• Using Crm and Jira ticketing systems to manage end user issue requests

Office 365 Engineer

Confidential, Melville, NY

Responsibilities:

• Collaborated with the Offshore team for the successful migration of 40000 plus mailboxes to Office 365 in a Hybrid environment
• Collaborated with the Active Directory, Lync 2013 and Skype for Business team
• Administered Exchange 2010 infrastructure
• Worked closely with Desktop Engineering team to ensure mailbox migration readiness
• Worked on Email Flow, Routing and Transport issues
• Developed Migration approach plan including Post Migration activities
• In collaboration with the Support team, developed Post Migration troubleshooting document
• Conducted Post Migration test matric on migrated users including and not limited to: Outlook Profile, Calendar /free busy updates
• Developed Migration CheckPoint matrix
• Conducted extensive Pre-Pilot and Pilot mailbox migration with experiences documented as ‘Lesson Learnt’
• Migrated VIPs\VIP admins\delegates together in a separate batch to avoid post migration issues
• Tested mailbox delegation between O365 and On-Prem mailboxes
• Worked closely with AD team in the monitoring of DirSync servers
• Worked closely with the Mac team to troubleshoot Outlook for Mac issues
• Worked with the Support team in ensuring Mobile Device Management (MDM) MobileIron syncs on users’ Mobile devices
• Ensured both MRS Proxy and MRS Endpoint services are published on Client Access Servers
• Enterprise wide activation and implementation of Yammer and One drive

Lead - Messaging

Confidential, Largo, Md

Responsibilities:

• Supported Microsoft Exchange Server 2010 infrastructure on Active Directory DS 2012 Server
• Migrated to Microsoft Exchange 2013 Infrastructure
• Performed daily Active Directory and Exchange administration
• Resolved connectivity issues for remote users
• Administered Blackberry- BES 5
• Administered and monitored Lync services
• Management/administered Forefront Threat Management Gateway (TMG)
• Provided management and staff with weekly updates related to tasks, projects
• Provided system health check and assessment reports
• Documentation of Work processes/procedure for email, file server and SharePoint
• Developed capacity of People, Skills and Knowledge
• Negotiated IT contracts and coordinates with vendors and other external entities across multiple projects

Team Lead

Confidential

Responsibilities:

• Project managed the implementation of ADDS
• Managed Global Active Directory for over 8,000 users
• Managed and supported Exchange 2007 infrastructure in a CCR (Continuous Cluster Redundancy)
• Managed email delivery issues
• Worked closely with international support center
• Provided escalation support for delivery teams
• Coordinated migration of all Active Directory and Messaging services to a new Data Center
• Project managed the migration of Exchange, Lync, SharePoint to Office 365
• Worked with Microsoft engineer in the deployment of Exchange 2013 Hybrid implementation
• Worked with Microsoft engineer in the deployment and configuration of ADFS for Office 365 Cloud services
• Worked with Microsoft engineer in the configuration and deployment of DirSync
• Administration of Exchange 2013
• Managed user/group accounts within Active Directory and OCS server 2007
• Administered the configuration of Server roles, recipients, groups and mailboxes
• Managed Enterprise backup using DPM (Data Protection Manager)
• Managed the deployment of Cloud based MaaS 360 Mobile Device Management
• Built Knowledge base for issues and problems resolution
• Performed administration and troubleshooting of Blackberry Enterprise server 5
• Understanding organization requirement and business objectives for adopting Windows 7 and Windows 8
• Explored and evaluated Windows 7 and Windows 8
• Define the measurable metrics to assess success of the adoption
• Analyze the change and impact on IT infrastructure
• Prepared yearly Opex/Capex budget

Team Lead

Confidential

Responsibilities:

• Lead member for the staging and installation of Checkpoint Security solution - Confidential R60
• Actively involved in the design, maintenance and operations of network architecture
• Identify network security analysis, vulnerability assessments and proffer solutions to eliminate or minimize potential effects
• Created, implemented and documented new security processes, standard guidelines and procedures
• Defined and implemented Firewall Rule Sets, turned off access to all but necessary services
• Monitored and maintained Clustered Internet, Internal and Extranet firewalls
• Reviewed new systems designs and major modifications for security implications prior to Implementation
• Worked closely with Radware engineer in the deployment of Radware LinkProof, DefensePro, AppXcel,AppDirect appliances

Confidential, Hunt Valley, MD

Responsibilities:

• Member of the Server Management Group responsible for the maintenance of over 150 NT servers.
• Actively involved in Y2k remediation exercise
• Provided Active Directory and Exchange services for nearly twenty-thousand (20,000) employees utilizing nearly ninety-thousand (90,000) workstations and laptops
• Team member on the testing, and rollout of Windows 2003 Active Directory upgrade.
• Performed functional and compatibility testing for in-house applications
• Coordinated the rollout of Windows 2000 desktops for over 10,000 network users
• Actively involved in Y2k remediation exercise

Confidential, Greenbelt, MD

Telecommunication Analyst

Responsibilities:

• Monitored Cisco 4000 series
• Responsible for tracking ADSL network components: ATM circuits, PVC, VLAN of Confidential Internet access Service
• Utilized different broadband systems ranging from DNMS, VMCS, LMOS, NCON, PAWS to verify customers profile
• Responsible for using Redback tool to bind customers profile to the appropriate VLAN
• Dispatched engineers to verify sync at the frame
• Configured and updated customers software while checking for sync/route
• Maintained and updated Central Office On-line Readiness Systems (COORS)
• Updated IP address management systems
• Test new Telecommunication devices for defects
• Analyse telecommunication requirements and recommend equipment and systems configuration

Confidential

Network Administrator, Rockville, MD

Responsibilities:

• Managed and supported workstations and servers in a multi-user, multi-site environment
• Built and configured NT servers for disaster recovery projects
• Technical support team member to the Surgeon General of the United States
• Set up and configured Novell 4.11 servers
• Worked with Ethernet and Token ring technologies
• Support for Lotus Dominos Server
• Support for Outlook 2000 and Windows 2000 desktop for over 10,000 users