Senior Systems Administrator Resume
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Purchase, NY
OBJECTIVE:
T o obtain a Systems Administrator and /or Citrix Engineer position in an organization which will challenge my abilities and provide me with an opportunity to grow and contribute to the success of the organization.
SUMMARY:
- Microsoft Certified IT professional with 7+ years’ experience in Systems Administration, Citrix Administration, Exchange Administration, Database Administration, Mobile Device management, Network Management, Production Support and Customer Support
- Enthusiastic about technology and its application to challenging problems
- Strong communication and interpersonal skills with an ability to interact with others with ease and professionalism
- Team player with a great learning attitude, excellent analytical and quantitative skills and good interaction skills
- Self motivated, detail - oriented, organized with a strong ability to multi-task
PROFESSIONAL EXPERIENCE:
SENIOR SYSTEMS ADMINISTRATOR
Confidential, Purchase, NY
Responsibilities:
- Provide O&M support for the Windows environment (600 + servers) of the Confidential network
- Wrote PowerShell script for confidential folder creation and for AD user login report
- Develop, Maintain and Deploy Secure Web Browser packages using a variety of web browsers such as Firefox, Internet Explorer, Chrome, in a Windows Environment.
- Follow procedures for testing applications prior to deployment. Document customization and changes made to application prior to Deployment.
- Responsible for File cluster server
- Responsible for managing, Configuring, troubleshooting of printers and print management servers
- Upgraded Citrix farm from Metaframe Presentation server 4.0 to XenApp 6.5 and currently testing XenApp 7.6 test environment
- Designed & implemented DR for XenDesktop 7.5 and upgrade to XenDesktop 7.6 in the Test environment
- Designed & implemented DR for Provisioning Service 7.1 and migrated to 7.6 in the Test environment
- Supporting/hands on troubleshooting on shared calendars, delegate access, migrating PST and In-place archiving
- Worked (packaged/ Customized/Deployed /Troubleshoot/Post deployment support /L3 Support) on both Machine based licensing and User based Licensing of Office 365 Pro Plus
- Proven expertise with Microsoft Office Suite products (Word, Excel, Outlook, PowerPoint and Visio) and strong familiarity with Excel macros, VBA code and other automation capabilities
- Designed and implemented NetScaler 11.0 in the Test environment to migrate from Boarder Guard VPN to NetScaler including Access Gateway and Load balancing for Citrix XenApp and XenDesktop Users
- Troubleshoot and resolve remote user access to Citrix farms and network resources through Citrix NetScaler version 10.5
- Monitor, maintain and troubleshoot Citrix Farm, Citrix XenApp servers & Citrix Zone Data collectors
- Configured Citrix Edge Sight server to monitor Citrix Health - Citrix license usage, published application launches, user session duration
- Manage Citrix server policies, load management, printer management and XenApp Storefront Administration
- Install Citrix Hot fixes and patches as new release become available
- Responsible for SCCM administration and troubleshooting including critical server patching
- Responsible for deploying critical applications using SCCM to critical systems
- Citrix receiver client management and configuration for Windows, Mac and mobile devices
- Monitoring and managing Citrix XenDesktops, Installation and configuration of Citrix Provisioning server sites, vDisks and stores
- Create, delete manage permissions of Shared drives on File Server
- Active Directory user administration, maintenance, permissions, group policy management, and troubleshooting
- Provide testing and troubleshooting support to Border Guard Access Gateway for secure VPN
- Manage Home directories, share drives and drive access permissions
- Troubleshooting Microsoft Office 365 user migration issues
- Monitor, manage and troubleshoot Virtual machines - VMware ESX 5.0 and 6.5 Create new VM’s as per user request
- Involved in the migration of VMware from ESX5.0 to 6.5
SENIOR SYSTEMS ADMINISTRATOR
Confidential, New York city, NY
Responsibilities:
- Monitor, maintain and troubleshoot Citrix Farms, Citrix XenApp servers, Citrix Zone Data collectors,
- Monitor Citrix Health - Citrix license usage, published application launches, user session duration using Citrix Edge Sight
- Manage Citrix server policies, load management and printers in the farm and XenApp Web Interface Administration
- Monitor and manage Citrix XenDesktops using Desktop Studio and Desktop Director
- Install Citrix Hot fixes and patches as new release become available
- Provide testing and troubleshooting support to Citrix Netscaler Access Gateway for secure VPN
- Active Directory user administration, maintenance, permissions, group policy management, and troubleshooting
- Manage share drives and drive access permissions
- Configuration and troubleshooting of Microsoft Exchange servers
- Manage mailboxes, mailbox permissions, distribution lists and external contacts
- Manage and troubleshoot Microsoft Lync servers
- Monitoring, maintaining and troubleshooting Blackberry Enterprise servers, updating the software as new releases become available
- Troubleshoot Proxy issues - Bluecoat proxy
- RSA administration including RADIUS setup, assigning hardware and software tokens to the users
- Provide hardware troubleshooting support for Dell servers
- Activate and configure enterprise email accounts on Blackberry devices and troubleshoot blackberry related issues
- Activate and configure enterprise email accounts on Iphone and android devices using Mobile Iron
- Supporting the Service desk and desktop support, being an escalation point for troubleshooting complex problems
SYSTEMS ADMINISTRATOR
Confidential, Falls Church, VA
Responsibilities:
- Provide O&M support for the Windows environment (300 + servers) of the NARANET network
- Monitor, maintain and troubleshoot Citrix Farms, Citrix XenApp servers, Citrix Zone Data collectors, install Hot fixes and patches as new release become available
- Migrated Citrix servers from presentation servers 4.5 to XenApp servers 5.0, and XenApp 5.0 to XenApp 6.5
- Monitor Citrix license usage, published application launches, user session duration using Citrix EdgeSight
- Provide testing and troubleshooting support to Citrix Netscaler Access Gateway for secure VPN
- Active Directory user administration, maintenance, permissions, group policy management, and troubleshooting
- Monitoring, maintaining and troubleshooting Blackberry Enterprise servers, updating the software as new releases become available
- Provide troubleshooting support for HP Blade enclosures, Blade servers and iLO configuration
- Install new / rebuild existing servers and configure hardware, peripherals, services, settings, directories, storage, etc. in accordance with agency standards
- GroupWise support includes maintenance, upgrades, user account creations, permissions settings and troubleshooting
- Configure, maintain and troubleshoot MS SQL server 2005 and 2008, SQL backups, error logs, log sizes and restore backups if required as per the customer request
- Activate and configure enterprise email accounts on Blackberry devices and troubleshoot blackberry related issues
- Performing daily differential, weekly full backups and ensuring all required file systems and application data are successfully backed up to the appropriate media. Recovery tapes are sent to off- site location - Iron Mountain
- Troubleshooting Work at Home issues involving RSA secure tokens, eDirectory, active directory IDM and LDAP
- Troubleshoot various systems throughout the agency (Remedy, SharePoint)
- Provide technical recommendations, documentation and system build guides
