System Administration

For 10 yrs. I have been responsible independently and in a team setting for client/server deployment, configuration, and administrative support of network services. As a System Admin I have supported various networking technology and Windows Server environments with focus on areas such as functionality and security. Also performed many key roles in client/server migrations for system upgrades goals and storage enhancement.

TECHNICAL SKILLS

• Operating Systems Windows XP, Windows 7, Windows 8, Windows Server 2003/2008/2012, Cisco IOS, Unix/Linux basic , Microsoft Virtual Server
• Network Services Active Directory, Exchange Server 2010, Hyper-V, VMware, PowerShell 3.0, DNS, TCP/IP, SharePoint 2010, VoIP/Call Manager, Microsoft WSUS, Web Services, VPN/Remote Access, WDS Windows Deployment Services , SMS, SNMP
• Network Hardware HP/Compaq Servers, Dell Servers, Cisco Routers/Switches, Dell PowerConnect Switches, NAS/SAN Storage, VSAT Terminal IDirect/ISite/Imonitor
• Security Symantec Antivirus, Norton Antivirus, McAfee Server Security, WSUS, Use of GPOs, Exchange Server DMS capable
• Other Software Tools HP OpenView, SCCM 2007/2012, Backup Exec 12.5, NetBackup, BMC Remedy, Aruba WIFI Manager, Office Suite, Ethernet/Fiber Optic cabling kit

PROFESSIONAL EXPERIENCE

Confidential

Windows Server Support Tech

• Administered Windows 2003/2008 servers for Active Directory, DNS, DHCP, FTP, File Servers, and Print Servers.
• Supported Backup Exec 12.5, performing system updates, job status monitoring, and hardware maintenance for Dell tape libraries.
• Performed Tier III support for Windows Servers/workstations for Group policy, software installation, access/authentication, and security implementation.
• Performed performance monitoring of local and remote servers. Monitoring logs, security update status, and planning implementation of server upgrades/configuration changes.
• Supported server evaluation project, performing overview of server software and hardware and implementation of fix action diagnostics.
• Assisted Helpdesk techs with workstation deployment including user and network access for remote sites.

Confidential

Computer Support/System Administrator

• Supported Windows 2008 servers responsible for Active Directory, DNS, IIS, Proxy Filtering, NAT, Server load-balancing, Remote Access Services, Security Auditing via Group Policies.
• Administered replication for Active Directory Global Catalog, Directory Services and DNS zones.
• Supported SCCM clients, install, configuration, and troubleshooting.
• Worked as a Windows 7 Desktop Support Tech transferring over 500 client computers from Windows XP/Vista OS to Windows 7.
• Implemented Group Policies for local settings, domain connectivity/authentication, and security configuration for baseline deployment image also use of AppLocker and BitLocker for hard drives.
• Created Windows 7 workstation builds including requested applications and drivers for deployment to client computers by using Symantec Ghost/Acronis to capture images.
• Migrated user profiles and data to new Windows 7 computers by use of WET, USMT, WAIK, WDS .
• Instructed end-user training covering Windows 7 functionality and network usage/security topics.

Confidential

IT Specialist

• Performed setup/configuration of VSAT terminals. consisting of I-direct Evolution x5 modem, Cisco router/switch, Windows Server 2008, Smart UPS power supply
• Administered Active Directory account creation, User/Group permissions, folders/shares, and Group Policy.
• Responsible for configuration and troubleshooting of Cisco router/switches for VLANs, STP, Etherchannel, IP routing, ACLs, NAT, and switch hardening.
• Created baseline images of Windows XP Pro using Acronis TruImage. Performed workstation installs/configuration and application support for hospital staff.
• Maintained IT dept. inventory and equipment accountability documentation for multiple sites Packaged equipment/tools/software to be sent out to technicians at off-site locations.
• Created network diagrams and documentation for off-site locations establishing a guideline for technicians consisting site/project status and configuration details for network and server equipment.

Confidential

IT Services Consultant

• Performed Windows Server 2008 builds and administration for LTS network servers and web servers IIS applications, ASP.NET
• Created install images for Windows XP Pro and implemented security guidelines for workstation hardening and deployment. Transferred 350 users to new hardware along with profiles and data.
• Supported Xerox FreeFlow Print Servers performed account/queue management, backups, printer maintenance, and system integrity reports for massive printing orders.
• Server as consultant for Windows Server and Networking Support, VOIP, Client Access and Security, and Desktop Services Support applications, file/print servers .

Confidential

System Administrator/NOC Technician

• Managed Active Directory servers Accounts, NTFS permissions, File Shares, DHCP and DNS services.
• Administered Exchange Server environment supporting user access, replication, database storage/backups, client mailbox configuration for security and remote file access via Group Policy.
• Install/configuration of Cisco switches of VLAN Config, VoIP QoS , ACLs, Router/Modem Connectivity/Testing and device monitoring via SolarWinds and HP Openview.
• Performed VSAT setup and configuration using IDirect/ISite. Monitored network bandwidth usage and throughput via IMonitor analysis tool.
• Re-cabled over 200 offices and/or buildings for the ITT network infrastructure ran Ethernet and fiber optic cables, terminated and tested cables, also installed punch-down boxes.
• Performed end-user troubleshooting for computer repair and desktop applications support. Replaced failed hardware and upgraded system software as required.
• Managed Symantec End Point server created client software packages for Windows XP/Server 2003 pushes 300 users .
• Re-design MWR Television Antenna/Satellite system setup. Creating network diagrams and establishing procedures for service rollover and better signal connectivity.

Confidential

IT Service Desk Technician

• Administered Windows Server 2003 domain servers AD, DHCP, DNS, File Servers, and VPN/Remote Access.
• Used NetBackup to safely store backups of the network servers. Maintained accountability and duration of backup sessions.
• Performed Desktop support duties configuring/troubleshooting hardware and software for Windows XP/Vista clients email, security, web access
• Support team for Windows Server Update Service WSUS . Performed software pushes, also updates and security patch installs for security compliance of PAE department computers.
• Setup/administration of Aruba WIFI Router and access points for MWR Internet Caf supporting 400 users.
• Performed Life cycle replacement for MWR caf computers. Re-cabled the caf network, upgraded hardware created Windows XP baseline images. Configured usage and connectivity parameters for all systems and printers.

Confidential

System Administrator

• Administered Active Directory domain controllers, migrating servers from hardware to Microsoft Virtual Server 2005. Implemented disaster recovery plans and server load balancing. Re-directed client to new virtual servers for network services and configured replication for AD DS and DNS.
• Managed Exchange Server 2007 environment of 750 users supporting Active Directory domain/cross-site functionality. Performed daily maintenance and mailbox/server restores
• Performed Tier 3 support for Help Desk technicians. Supporting Active Directory accounts and permissions, client/server applications SharePoint, VPN, Email, Blackberry mobile , and Windows XP baseline workstation images for deployment computers.
• Administered WSUS, configuring Source Update servers and replication, organized groups for target computers, and monitored updates database for out-dated/unused software files.
• Daily/weekly backups of all network servers using Backup Exec. Administered data transfers to remote storage directory and also maintained storage library.
• Implemented server policies on all Windows Server 2003 servers logging account authentication details and access to shared network resources. Received the highest rating for Proactive Security Measures for our quarterly Intrusion audit.

Confidential

DMS/Exchange System Admin

• Support and administration of Windows 2003 Active Directory and Exchange Servers DMS integration.
• Installation and configuration of LCC Encryption DMS products: ADUA / LDSA / USER AGENT.
• Performed mailbox maintenance on Exchange servers. Setting up mailboxes for new users including distribution list, account access, and monitoring Exchange database usage/mailbox limits.
• Administered CAW workstation performed weekly checks and backups, archiving documentation and certificates for CAW customers.
• Updating CRL certificates for the DMS mailbox directory and installed server security certificates allowing for server validation.
• Responsible for Netbackup hardware/software task and implementation of backup procedures for Active Directory domain servers.
• Monitored Exchange Logs, queue thresholds, and services to ensure DMS communication transports are running properly.

Confidential

Inventory/Database Administrator

• Administered Inventory database servers for Logistics Group performance, availability... .
• Install patches and security updates to Inventory database servers.
• Responsible account creation/maintenance for WRALC project administrators and customers Performing backups of database account and inventory servers.
• Built Windows XP workstation images for WRALC client database machines performing system hardware and OS upgrades.

Confidential

Network Services Administrator Server and Networking Support Team

Confidential

System Administrator Server Admin and Desktop Support