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Engineer Vmware

Sarasota, FL, 34235
April 25, 2020

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David L. Steinbach


Sarasota, Florida 34240


I have over 20 years’ experience in Information Technology. I started as a Desktop/Helpdesk Technician and have worked my way up to a Senior Systems Administrator/Systems Engineer. Working mostly in the Microsoft Windows, Citrix, and VMware environments.


CompTIA A+ Certification for PC Technician (1441163, 11/2000).

CompTIA Network + COMP001020217400.


Operating Systems: Microsoft Windows 2000, XP, 7, 8, 10; Windows Server 2000-2019 Microsoft Hyper-V, VMware vSphere 4.1-6.5, ESX and ESXi, Linux RedHat and Ubuntu.

Protocols: AD, ADCS, ADDS, DFS, ADFS, DNS, WINS, DHCP, Group Policy, OSI Model, TCP/IP Suite,

Office/Email: Microsoft Office, Project, and Visio 2003-2016, Microsoft Exchange 2007/2013, Microsoft SQL Server2000-2017, Lotus Notes 5-8.

Hardware: HP Nimble, NetApp SAN, EMC VNX series SAN, Cisco switches, routers, ASA and firewall, F5 firewall, HP ProLiant Server and Blades, Dell PowerEdge Severs and Blades, IBM Servers Blades, Brocade Fibre switches, Dell desktops and laptops, HP laptops and desktops.

Software: VMware Virtual Infrastructure Software, VMware vCenter, Citrix XenDesktop, XenServer and XenApp Symantec Backup Exec and Antivirus, Symantec EndPoint Protection, Microsoft IIS, PowerShell, VMware Player, VMware Workstation, Zerto. Unitrends backup, Word Perfect, and Lotus Notes; Adobe Reader. SolarWinds, Ivanti, ComVault, IpMon, WhatsUp 2010 Professional and Gold11, Gold12, Gold14, and Gold17. Dell Open Manager and Kace. McAfee Endpoint Protection Microsoft MOM and Forefront Antivirus.,


ION Media Networks March 2019 to Present

Systems Administrator II

Update and Configure CommVault Backup Systems

Monitor and maintain Citrix Server and Desktop 6.5 systems

Build new Citrix 7 1912 environment including all new StoreFront, Delivery Controllers and Studio.

Upgrade and Configure NetScaler for new Citrix environment

Maintain and Update VMware 6.0, 6.5 and 6.7

Upgrade Server environment to Server 2016 and 2019, while removing 2003 and 2008 servers

Build new 2017 SQL servers and updating other SQL Servers

Build new Azure AD servers and Upgrading DC to Server 2019

Upgrading Ubuntu Linux servers.

Run Scans on Nexpose and Nessus on new server as part of harding of new servers

Upgrade HP Nimble store and building Lun

Build and install SSL Certificates on servers and Netscaler.

Monitor infrastructure using SolarWinds application

Use SCCM and Ivanti applications to perform Microsoft Windows Server updates

Use PowerShell to check and repair server issues

Veterans Administration/ National March (May) 2017 to December 2018

Sr. System Administrator (Contractor ASM Research and MorphGroup)

Perform Nessus scan on Citrix Server across country.

Perform server updates on the Citrix Servers patching

Worked in IA/IS as well as vulnerability assessments

Created plans to assure effective management, operations, and maintenance of systems.

Managed teams of system admins and is able to prioritize work and identify high risk critical problems and dedicate appropriate resources

Worked on a wide variety of server and computer systems and networks to include high volume/high availability Systems.

Working with SCCM and SCOM to updates servers, laptop, and desktops. Running reports on server updates and remediation of system’s

I am 100% Remote worker for the VA

USF Federal Credit Union Tampa, FL November 2016 to February 2017

Systems Administrator

Updated the VMware from 5.1 to 5.5. Setup a cluster and enhanced Vmotion. Upgraded network cards. Installed VMware tools on all servers.

Upgraded Unitrends backups system. Updated agents on all servers.

Setup Ongoing system for V4 warm site and Setup V3 backups and replication. Installed backup agents on all servers. Setup Zerto for warm site.

Updated and administer 2010 Exchange Server, Write PowerShell scripts

Setup Dell Open Manger and iDrac’s on servers. Updated firmware on Dell servers.

Updated Dell/Quest Kace K1000 appliance.

Setup POE Cisco access points and worked on switches.

Reconfigured EMC SAN to improve i/o and performance.

Mange active directory user and computers, build email account in AD.

AD, ADCS, ADDS, DFS, ADFS, DNS, WINS, DHCP. Create Groups and OU’s

Vertex Inc. Sarasota, FL July 2012 to November 2016

Online Systems Administrator

Build new customers for multiple Vertex Products Oseries, Returns, Tax Calendar, and Compliance Tax products. Installed and Upgraded the Vertex Products. Updated customer’s products and websites .

Create and deleted customer accounts in Active Directory and Lotus Notes.

Maintained, upgraded and configured Citrix environment and applications. Setup and installed Xen Desktop and Xen Server.

Performed network operations and upkeep of the Windows 2008R2 and 2012R2 Domain. Administers DNS, AD, ADCS, ADDS, DFS, ADFS, DNS, WINS, DHCP, IIS create OU and group policy.

Create Groups and OU’s for new customer and remove OU’s for terminated customers.

Make sure the Active director is clean and updated

Worked as member of team to upgraded Active Directory and domain from 2003 to 2008R2 and later from 2008R2 to 2012R2.

Migrated SQL databases from SQL 2005 and SQL 2008 to SQL 2014.

Run SQL Scripts, queries, create, and updated PowerShell scripts.

Installed windows updates on all systems servers.

Monitored windows servers and setup new servers with SolarWinds IPmon.

Worked on firewall and failover product F5.

Created change management and change control documentation. Assisted with the annual audit.

Updated and maintained VMware environment from 4.1 to 5.5 and 5.5 to 6.0.

Setup and installed Linux Servers in lab and production server.

Performed software updates and windows on AWS Servers.

Raymond James Financial St. Petersburg, FL May 2012 to July 2012

Systems Engineer (Contract through DISYS)

Worked project in VMware 5.1 to migrate servers to new server farm. P toV and V to V over 1 thousand servers.

Worked in update active directory environment and setting up printers

Snapshotted many VM servers during windows updates

Datum Corporation Sarasota, FL December 2011 to March 2012

Systems Engineer

Repaired and troubleshooted systems at customer sites.

Document and investigate new customer locations.

Worked on system teams that maintained customers’ sites infrastructure.

City of Sarasota Sarasota, FL May 2006 to December 2011

Computer Systems Administrator

Plan and set up network monitoring system with WhatsUp, SCOM, SCCM and Akorri.

Design and write network scripts for department, user and software shares.

Worked on Exchange 2007 conversion project team to including setting up ISA, edge server, hub server and converting of email accounts.

Perform network operations and upkeep of the Windows 2008R2 Domain. Administers DNS, DHCP, creates OU and group policy.

Manage Active Directory, Groups, OU’s and group policy

Worked on team to upgrade Active Directory from 2003 to 2008R2.

Set up VMware hosts and VMware server centers for VMware 4.0. Converted physical to virtual servers. Set up SRM and VUM for VMware environment.

Administers NetApp SAN, creates LUNS, CIFS shares and RDM.

Plan and perform upgrades of server application software.

Configured windows updates for servers and workstations in WSUS, MOM, and Forefront.

Configured maintenance for Microsoft SQL servers including backups for SQL versions 2000, 2005, 2008 and 2008r2.

Administered MS SharePoint in AD and setup databases and backups

Maintained and monitored over 90 physical and virtual servers.


08/2001- 06/2003 B.S. in Management Information Systems Goshen College, Sarasota, FL (Goshen, IN)

08/1998 05/2000 AS in Computer Information Systems Analysis. Manatee Community College, Bradenton, FL.

09/1990-01/1993 AAS in Medical Laboratory Technician. Dutchess Community College, Poughkeepsie, N.Y.

Continuing Education:

Microsoft 50028: Managing system center operations manager (SCOM)2007

Have Taken the VMware 4.0 class for taking the VCP

Have Taken Citrix 6.5 administration class

Have Taken Citrix 7.13 administration class

2016 SCOM and SCCM classes


May 1985-June 1987: US Army Reserves, Chemical Specialist: Rank SP4 October 1987- July 1989: US Army, Chemical Specialist: Rank SP4

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