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Sr. Systems Administrator Resume

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TECHNICAL SKILLS

Operating Systems: Windows Server 2000 and up, Windows 98 and up, Ubuntu, CentOS, RHEL

Hardware: SuperMicro, Dell, Lenovo, HPE (3Par), Cisco (SMB and Enterprise)

Software: Solarwinds N - Central, BMC/BSA Blade Logic, Zabbix, VMWare, Hyper-V, TrendMicro, BitDefender, Sophos AV, Veeam, Arcserve UDP, Symantec Backup Exec, Connectwise, WSUS, Powershell scripting

PROFESSIONAL EXPERIENCE

Confidential

Sr. Systems Administrator

Responsibilities:

  • Created content libraries, scripts and reports for management of the ESXi 5.5+ farms.
  • Scripted automation using Powershell and PowerCLI.
  • Created, tested and tuned windows 10 GPOs for a better user experience.
  • Query Splunk for log monitoring and usage patterns
  • Perform vulnerability assessments through Nessus/Tenable
  • Utilized federal compliant tools such as CyberArk for secure access to our servers.
  • Test and deploy Windows patches to test and then prod to over 500 Microsoft server instances through BSA’s BladeLogic.
  • Reviewed current Security Technical Implementation Guides (STIGs) and modified or created new GPOs based off of current network security practices.
  • Provide Tier III/other support per request from various constituencies. Investigate and troubleshoot issues.
  • System monitoring and alerting through Zabbix.
  • Maintain operational, configuration, and other procedures.
  • Real-time responses to system/service down issues.
  • Perform ongoing performance tuning, hardware upgrades, and resource optimization after collaborating with associated teams.
  • Leverage BSA’s BladeLogic for deploying scripts forest wide from a single pain of glass.
  • SSL Certificate management through Symantec as well as Active Directory
  • RFC (Request For Change) documentation for common and one-off tasks.
  • RCA (Root Cause Analysis) of Hypervisor, OS (Operating System) and Application faults.
  • Multi-Site domain management with Domain Trusts

Confidential

Cloud Engineer

Responsibilities:

  • Administer 500+ Windows and Linux VMs in ESXi 5.5, 16 hosts, and 76 Datastores across two Datacenters consisting of Cisco UCS blades.
  • Utilized XenApp for administration over XenCenter servers.
  • AWS Gateway Storage for cloud based storage setup via iSCSI.
  • F5 load balancing for multiple apps.
  • Build Powershell scripts for reporting and automating processes.
  • Managed Hypervisors/Servers/Updates for 50+ businesses ranging from 10-500 employees.
  • Hyper-V, vCenter/ESXi, XenCenter
  • Act as escalated support for Tier l-lll help desk.
  • Exchange DAG and Active Directory Maintenance.
  • Standardize Active Directory security groups for granular shared folder permissions.
  • Azure AD Connect setup and maintenance.
  • Monitoring through N-Central: Setup standardized Rules, Filters and Templates for services, custom templates created for SNMP monitored devices, databases, disk health, connectivity speeds etc.. Windows Updates Administration through N-Central and WSUS
  • 3Par SAN Administration.
  • Create incident response reports with CAPA (Corrective Action, Preventative Action).
  • Change Control creation, execution and completion.
  • Configure AllWorx and Cisco phone systems.
  • Setup and regulate multiple backup software for over 500 servers daily.
  • Configure and monitor BitDefender and Sophos AV solutions.
  • Troubleshoot various EHR/EMR (Electronic Health Records and Electronic Medical Records) Systems
  • Create automated reports for CIO and IT Management teams to allow for security auditing and appropriate billing.
  • Granular level documentation to assist the help desk in ticket resolution.
  • Track backup, connectivity, and disk space related tickets through ConnectWise.

Confidential

Network Administrator

Responsibilities:

  • Upgraded Windows Active Directory Domain from Server 2000 to Server 2008 R2.
  • Windows Server 2000-2008 R2 administration.
  • Monitor and activate services to ensure minimal downtime.
  • Manage group policies to secure proper access and standardization throughout the infrastructure.
  • Implement Multiple Networks with various ISP’s for Test/Dev/Stand-alone networks.
  • Manage multiple virtualization technologies to leverage equipment appropriately (VMWare and Hyper-V).
  • Administer multiple backup technologies to manage new and legacy systems (Veeam and BackupExec).
  • Manage TrendMicro Anti-Virus updates/upgrades as well as client related settings.
  • Organize IT equipment and maintain appropriate inventory.
  • Workstation Deployment through FOG (Free Open-Source Ghost) for Windows XP and Windows 7 workstations.

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