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Senior Systems/network Administrator Resume

SUMMARY

  • Over 20 years of experience in Administration as Sr. System Administrator capable of all levels of technical expertise to consistently meet tight deliverables.
  • Able to handle a high volume of work, set priorities and complete tasks efficiently.
  • Creative problem - solver who accurately assesses technical challenges and successfully transforms ideas into workable solutions.
  • Dependable and excellent critical thinking skills, details-oriented, strong interpersonal abilities, customer service excellence and a real team player.
  • Excellent communication and project planning skills, highly organized, ability to complete high level projects with little supervision.
  • Over 4 years of software/hardware testing knowledge.
  • Vmware VCP5 and Citrix Xenserver CCA Certified.
  • Microsoft Windows 2019, 201 R2, 2003, and 2000 server setup and administration.
  • HP blade center and rack mounted Proliant and Dell server hardware knowledge.
  • Knowledge in implementing ESXi servers with efficient virtualization strategies by creating clones, templates, task scheduling, prioritizing VMs, creating and managing snap shots
  • Good understanding on storage types including iSCSI, FC, FCoE, NAS and SAN, VM creation capable file systems including VMFS and NFS; NetApp SAN technologies such as LUN creation, LUN masking, zoning, LUN addressing and, storage management for SAN using SCSI devices and Dell storages.
  • Support for the design, installation, development, implementation, and customization of hardware and software systems elements. Design, build, and Windows based Infrastructure, both physical and virtual in a large enterprise environment.
  • Experience in an enterprise-level Active Directory environment. Multiple Forest/Child domain support experience.
  • Knowledge of Active Directory, DNS, DHCP and Group Policy.
  • ILO, Insight Manager, DRAC.
  • Create configure/monitor HA, DRS, Vmotion, Fault Tolerance, EVC, Standard/Distributed Switch Configurations.
  • Google Cloud Storage,
  • Disaster recovery planning and testing.

PROFESSIONAL EXPERIENCE

Confidential

SENIOR SYSTEMS/NETWORK ADMINISTRATOR

Responsibilities:

  • Support Tier2/3 level assistance including management of Helpdesk environment.
  • Team Lead\Engineer has full responsibility for operational, troubleshooting and engineering support of Windows servers and supported applications. Windows Server environment - Server 2003, 2003R2, 2008, 2008R2 & 2012 R2, 2016, 2019 & Datacenter, Active Directory (Group Policy), DHCP and DNS, Virtual desktop support and administration, enterprise networking and administration.
  • Support and maintain multiple domain AD forest, users, computes and groups. Research and Apply operating system updates, patches, and configuration changes to servers and desktop environment. Responsible for providing technical and process related direction to the team. 3rd Level Administration Support.
  • Participate in the architectural design and delivery of the technical strategies and plans. Manage and maintain VM's on XenServer 6.2 and VMware ESXi 5.0. 6.0x and 7.0x environment.
  • Configure and maintain storage area networks (SAN). Maintain individual team metrics and use results to help develop individuals and improve team performance.
  • Establish a cycle of continuous service improvement with measurable improvement targets. Configure, install and deploy Wi-Fi products using online Hive manager.
  • Manage and maintain Cloud Services (AWS), Google Cloud and Google Drive. Design solutions for High Availability and Disaster Recovery including replication using PHD Virtual and Google Cloud Storage. Evaluates potential network security products, technical solutions, and capacity requirements to meet business needs.
  • Take ownership of issues and conduct root cause analysis to completely resolve all issues permanently and in a timely fashion. Provide general Tier I monitoring, Troubleshooting, configuration, and support to multiple firewall security systems.
  • Apply general security policies to specific firewall rule requests.
  • Under super admin role for Google Apps manage, Users/Groups/Google apps, sites and Drives. Manage and maintain Google mail backup/restore using Spanning app. Administer and build email reports using Flashpannel app. Monitoring email activities using spanning tools,
  • Use of RMM tools such as Kaseya and NinjaRMM.
  • Knowledge in managing large scale projects including planning, designing and implementing infrastructures in small to medium offices.
  • Knowledge in working with nonprofit aspects of IT assistance with fundraising events.
  • Work with various backup tools such as CIFS share scripts, Clumio, Netbackup, Unitrends
  • Assist with departments on Zoom meetings and Webinars using professional accounts for meeting for 1-1000 participants and panelists.
  • Assist with MIP Server and Adagio Accounting Software and configurations.

Confidential, New Castle, DE

AVP, Global T3 Support Administration

Responsibilities:

  • Provide 3rd level support for Service calls on Windows 2000, 2003, 2008 servers, VMWare, Citrix, VDI, Windows XP, Vista and Windows 7 environment. Support Horizontal/Veridical and 3rd party vendor applications.
  • Worked closely with Network and Storage teams for ESX server builds for getting the network settings and the LUN’s presented to the ESX clusters.
  • Create Virtual Volumes, load balancing, one or two way replication by volume.
  • Experience in P2V and V2V conversions using VMware vConverter.
  • Configure Snapshots and clone points.
  • Create VDI desktops sessions, Citrix sessions, user accounts, network shares, AD group creation, and deployment of applications via global groups.
  • Supported on Citrix migration projects that allow 1300 clients in North America to migrate from thick client desktops to thin client (Citrix Thin Clients).
  • Support of global project applications/platform changes for 3500+/- users
  • Additionally support Citrix migrations, troubleshoot host sessions and applications issues across the globe.
  • Perform as primary contact on escalated issues as a Level 3 Engineer for troubleshooting
  • Cross-trained colleagues and sub-groups on remote access, VPN, Citrix/desktop and 3rd party applications
  • Organize and initiated Contingency of Business (COB) and Disaster Recovery for 1500 users from one location to another.
  • Assisted with migration of users from NextGen to NetX360 project throughout the entire process with Confidential Corp.
  • Attend strategic meetings with business management, tech support, team leads and project management groups
  • Coordinate UAT testing of newly released applications.
  • COB/DR testing environment implementation and support.

Confidential, New Castle, DE

Senior System Administrator AVP

Responsibilities:

  • Served as Senior Technical member of Engineering Support Team; provided onsite and remote support for 2000 users
  • Handled escalation from Level 1 and Level 2 Client Support and various SA groups across the region
  • Troubleshot Level 2/3 tickets and document resolution for Global SA knowledge base website
  • Monitored day to day network health, operation and performance of servers and network
  • Managed, multi-tasked and handled multiple projects while maintaining top rate service delivery
  • Gathered business intelligence requirements, analyzed source system data, created and implemented required results
  • Designed business solutions based on management requirements and facilitating delivery of those solutions
  • Managed and maintained Vulnerability Threat Management level to 98% or higher
  • Prepared and distributed weekly reports to senior management, SA’s (Regional & Global) and SA managers on vulnerability stats, project statuses, Helpdesk reports, local and regional issues
  • Participated in Audit and Compliance activities, identifying helpdesk & VTM CAP’s, ensuring compliance with PCM
  • Assisted or led Contingency Plans, which includes Software, hardware and network solutions
  • Reviewed, tested and implemented software, hardware, patches and provided recommendations to global engineering team with suggestions
  • Desktop Standardization project lead for the migration of desktops
  • Work closely with Developers, PMO’s Businesses and various senior level team members
  • Evaluate Thick/Thin environment for Operating System builds and provide feedback to global engineering teams with recommendations or suggestions
  • Desktop Configuration Management. Performs planned and unplanned synchronization of applications, patches, and audits on various nodes

Confidential, New Castle, DE

System Administrator

Responsibilities:

  • Worked with the project Enterprise/Global Office department at Citibank, DE
  • Promoted to Area Supervisor
  • Supported and maintained 1200 desktops, servers and LAN connectivity for the site
  • Provided technical support on software and assisted businesses with creating custom software according business requirement
  • Tested systems to ensure the elimination of bugs or viruses
  • Hired, trained and evaluated technical personals and provided management with status and productivity reports

Confidential, New Castle, DE

System Administrator

Responsibilities:

  • Started as Consultant working at Confidential on a project for converting Windows 3.1 systems to Windows NT4.0
  • Tasks included pickup of old desktops from users, identifying software’s used and user evaluation of new hardware/software
  • Installed custom built software and testing it with businesses
  • Presented on new environment regarding the upgrades and changes
  • Conducted training sessions across different business groups
  • Excellent customer skills and technical knowledge has upgraded my position to become a lead tech in the project

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