TECHNICAL SKILLS

Summary of Skills: Linux, Red Hat, SQL, Windows Server 2003/2008/2012, Microsoft Office Suite, Microsoft Exchange Server 2003/2007/2010/2013, Microsoft Lync Server 2010/2013, SCOM, SCCM, VMware, Active Directory, DHCP, DNS, Wireshark, NetMon, AirWatch, Backup Exec, RPM, YUM, NFS, Auto FS, FTP, SAMBA, SSH, TELNET protocols, Dell PowerEdge, PowerShell, Bash/Ksh/Csh Scripting

PROFESSIONAL EXPERIENCE

Exchange Engineer

Confidential, Madison, WI

Responsibilities:

• Supported the in place Exchange 2010 environment for over 15,000 users across the world
• Responsible for folder access for users across 50 countries
• Created and modified virtual server designed for Exchange 2010 servers
• Maintained Active Directory components hosting multiple domains
• Managed Airwatch Mobile sync services
• Troubleshoot issues with OWA, Outlook anywhere, Mail flow, Spam issues, OAB
• Managed user termination process in multiple software and applications
• Service - now tickets administration
• Vision-app management to enable remote login
• Administered SAP access for over 6000 users
• Troubleshoot connectivity and delegation permission issues
• Responsible for maintenance of Exchange 2010 environment
• Support and maintain Active Directory structure
• Implemented multiple Virtualization Infrastructures on VMware Hypervisor and oracle virtual box
• Performed User Management, File System Management, Backup & recover operations
• Created email account for new hires and assign them to their appropriate Organizational Unit
• Managed system access to Esker, DDM, Cats-Web, and Inter-call
• Managed Cisco phone and Voicemail access
• Responsible for user termination process in multiple software and applications in the environment

Senior Exchange Engineer

Confidential, Bethesda, MD

Responsibilities:

• Implemented Office 365 hybrid environment for 1200+ users
• Responsible for the migration of over 700 mailbox accounts to Exchange online to create a hybrid configuration with Exchange Online
• Planned the migration effort for the database and worked with other company teams to ready the environment for hybrid
• Modified Active Directory structure and attributes for compatibility with Office 365
• Installed and configured ADFS and ADFS Proxy servers for single sign-on user experience
• Implemented Windows Azure Active Directory Sync Tool for on premise AD sync
• Tested connectivity of services and reliability
• Planned batches for moves to Office 365 for the mailboxes
• Moved test user to Office 365 and tested client functionality
• Troubleshot connectivity and delegation permissions issues
• Provided full documentation for migration effort to business unit
• Provide in house and remote support for users with mailboxes on premise and in Exchange Online
• Support deployment of Lync 2013 for all corporate users, both local and remote
• Provide best practice analysis of current deployment of Lync 2013
• Implemented Pool Paring for cross site failover of services
• Added additional servers to Lync deployment for Persistent Chat functionality
• Created policies for access and feature control to Lync 2013
• Troubleshot issues with enterprise voice for lync and QOE

Exchange Engineer

Confidential, Tulsa, OK

Responsibilities:

• Successfully lead team in effort to migrate Exchange 2007 to Exchange 2013 for organization
• Hardened Exchange 2007 environment by updating to the latest service pack and applied recommended security patches
• Worked with several dedicated teams working in a silo environment
• Created a virtual test environment using ESXi for virtual server builds
• Successfully tested Exchange 2013 with all third party applications being used by client such as custom ticketing systems for customer complaints, installations, and billing
• Configured new virtual servers using vSphere for the installation of Exchange 2013
• Created coexistence between existing Exchange 2007 environment and new Exchange 2013 build
• Tested mail flow internally and externally to ensure functionality
• Migrated all mailboxes, public folders and policies to new Exchange 2013 environment
• Addressed issues with user connectivity, server resources and network resources
• Decommissioned legacy Exchange 2007 servers as a part of the post migration steps
• Configured cross-site DAG to provide high availability and site resiliency of services
• Load balanced Client Access Servers to provide high availability of services
• Created disaster recovery plan for Exchange, ensuring minimal service disruption
• Created server and datacenter recovery runbooks to allow anyone to lead recovery effort in case of emergencies
• Maintained log file partitions to ensure free space for continued generation
• Managed Active Directory and Exchange users, ensuring that employee accounts are included in the correct security and distribution groups
• Created PowerShell scripts to optimize gathering of daily reports and logs
• Assisted with escalating Exchange support tickets and contact Microsoft for tech support when needed
• Created documentation and trained engineering group on proper troubleshooting and administration techniques for Exchange 2013

Exchange Engineer

Confidential, Glendale, WI

Responsibilities:

• Responsible for managing and maintaining current Exchange 2010 environment by troubleshooting all server issues and applying security patches or roll ups released by Microsoft
• Monitored server health by deploying SCOM from organization
• Optimized server maintenance by creating PowerShell scripts for daily and weekly reports gathering
• Troubleshoot issues with OWA, Outlook anywhere, Autodiscover, Mail flow, Spam issues, OAB
• Maintained DAG health my regularly gathering health reports
• Performed a disaster recovery of Exchange 2010 servers
• Restored the mailboxes by using the recovery storage group and Eseutil tool
• Managed and maintained Cisco IronPort SMTP gateway for SPAM and malware filtering
• Implemented the Outlook client rules via Group Policy
• Setup Delegation for business users and manage resource mailbox via scripts
• Added new accepted domain and implemented new company wide primary SMTP and SIP addresses
• Worked on implementation of Office 365 and setup the firewall ports and IPS
• Implemented ADFS server for single sign on as well as DirSync server for Active Directory synchronization
• Managed the Lync 2010 environment and performed tasks like troubleshooting client side issues with desktop sharing, meeting, peer to peer calls
• Updating CU'S for Lync servers
• Expanded Lync capabilities by adding Edge server pool in the perimeter network for external client connectivity
• Assisted with the creation and application of firewall rules and NAT for Lync 2010 external access
• Provide technical support to all related applications
• Support and maintain storage and network components as needed
• Support and maintain Active Directory structure
• Trained users on Office 365 and Lync 2013 best practices, troubleshooting and management
• Provided documentation on enabling and utilizing Lync online

Messaging Engineer

Confidential, Hyattsville, MD

Responsibilities:

• Performed Security Administration on Red Hat and CentOS Linux systems
• Setup and configured Kernel Based Virtual Machines on Red hat Enterprise Servers
• Experience in Virtualization and Cloud Computing
• Experience supporting VMware infrastructure in a large enterprise environment
• Designed and implemented multiple Virtualization Infrastructures on VMware Hypervisor
• Created and modified virtual server builds for Exchange 2010 servers
• Performed User Management, File System Management, Backup & recover operations
• Performed Custom installation of 300 Red Hat Enterprise Linux Server Instances
• Configured, setup and provisioned Dell PowerEdge Servers enabling Virtualization
• Extensive experience with configuring and operating Dell Remote Access Controllers
• Used Remote Desktop and Virtual Private Network Appliances for Server Configuration
• Experience configuring Linux guest in a VMware ESX environment
• Monitoring system infrastructure and network with Nagios
• Configuration of local yum repository and usage
• Hardening systems with Security Enhanced Linux and other security measures
• File transfer with NFS, Auto FS, FTP, SAMBA, SSH, TELNET protocols
• Installation and configuration of Domain Name Service
• Modified records foe the on premise Exchange organization
• Performance Monitoring and capacity planning on Linux Servers.
• Handled network related issues with Exchange 2010
• Troubleshot Backups with Exchange 2010 system

System Engineer

Confidential

Responsibilities:

• Created strategic plan for technology component development on Linux platforms
• Worked with Customers and business managers to identify System requirements
• Worked with the database and application development teams to support Linux apps
• Aggressively reviewed client requirements to ensure proper system integration
• Supervised and provided direction for new system administrators on projects
• Trained and mentored junior administrators on Linux environments
• Maintained data files and Monitored system configuration to ensure data integrity
• Installed, configured and managed software using RPM and YUM
• Network configuration and troubleshooting of network access for servers and clients
• Managed system processes and installed services
• Configured, implemented and maintained hardware RAID storage technology
• Configured RAID controllers and disk storage shelves
• Utilized kick-Start for systems builds and recovery
• Experience with network configurations including knowledge of switches and firewalls
• Re-image client computers and loaded them with new images and software
• Provided customer service to resolve computer issues
• Maintained records of daily business transactions, problems and remedial actions

Systems Engineer

Confidential

Responsibilities:

• Managed ATM Software programs and Information Technology applications
• Supported Business Units with Information Technology needs assessments
• Supported development of new E-Products, roll out of new Terminals (ATMs and POS
• Developed documentation on System Start up, Shut downs and process troubleshooting
• Developed and supported a team of Help Desk personnel
• Installed and configured Operating systems, joined workgroup machines to domain in activedirectory and migrated profiles
• Installed and managed applications, office suite, anti-viruses, shared/unshared printers; backup,
• restored files and ensured updates of anti-viruses and other software
• Diagnosed and troubleshoot Windows processing problems and applied solutions to increase
• Ensured network, system and data availability and integrity through preventative maintenance and upgrades
• Monitored network performance and provided network performance statistical reports for both real-time and historical measurements; Recommended network security standards to
• Provided maintenance and development of bug fixes and patch sets for existing web
• Designed and implemented new service standards for core business services
• Developed work-flow charts and diagrams to ensure production team compliance with client
• Developed data design to enable analysts to perform targeted customer analysis
• Consistently met deadlines and requirements for all production work orders
• Experienced IT Professional with over 10 years of providing professional solutions to corporations
• Concentration of skills focused on Microsoft messaging platforms.
• Strong Experience with Exchange 2003-2013 as well as Office 365 products
• Adept at the deployment, configuration, and administration of Exchange and Lync messaging platforms
• Expert with transitioning Microsoft Exchange servers to new versions
• Experience implementing directory synchronization and single sign-on services through DirSync and ADFS server
• Vast Experience deploying, configuring and managing virtual servers through VMWare
• Designed and implement email flow and Exchange co-existence methodologies
• Designed OWA and Active sync functionality and also Outlook anywhere feature
• Experienced with implementing High Availability solutions for Microsoft Exchange messaging platforms through clustering (CCR/SCR) and Database Availability Groups (DAG)
• Experienced configuring, deploying, and maintaining Windows Server 2003, 2008 and 2012 in large scale production environments
• Configured and administered Active Directory servers on Windows 2003 and 2008 platforms
• Skilled at configuring and administering DNS, DHCP, and FTP services
• Experience utilizing hardware load balancers
• Skilled with PowerShell scripting and process automation
• Strong knowledge of troubleshooting techniques with Microsoft messaging technologies
• Skilled at providing training to and guidance to other employees
• Responsible for the management and administration of the servers of companies that have outsourced IT service
• Installation and configuration of IP surveillance camera, installation of biometric systems for the management of business users
• Skilled with the documentation of existing environments as well as knowledge transference
• Collect and document user's requirements and develop logical and physical specifications
• Research, evaluate and synthesize technical information to design, develop and test computer-based systems
• Develop data, process and network models to optimize architecture and to evaluate the performance and reliability of designs