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Engineer Active Directory

Frisco, Texas, United States
April 24, 2018

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Gary Dickson

**** *** **., *** ******, TX. ****6



• VMware architecture • Citrix architecture •SAN Administration

• Backup and Restore architecture •Windows OS implementation •Active Directory Administration


Software: Microsoft products: MS Clustering, MS Office, SCCM, WSUS, PowerShell scripting; Nagios; RSA Admin; Citrix/XenApp; Change Auditor; Remedy; Tripwire; Symantec: NetBackup, SEP, DLP, CSP; Hitachi: HiCommand, Storage Navigator; VMware: VUM, SRM, ESXi, Horizon; Tanium

Operating Systems: Microsoft Windows OS: Servers 2003, 2008, 2008R2, 2012, Desktop Windows 10, 8.1, 7, XP

Limited: RHEL 5, RHEL 6, RHEL 7

Hardware: Dell servers/blade, Dell DRAC, Dells/EMC SAN CX4; Brocade 5000-6150; HP Servers/blades, ILO; Hitachi HUS 150


Disys (IBM contract)

Senior Windows Engineer/Information Data Assurance Dec 2016-Jan 2018

• Resolved security vulnerabilities on hardware (firmware/bios) HP 7000, Blades, ILO and update SSL certs

• Resolved security vulnerabilities on software platforms (OS and programs) on Government and commercial domains (Windows 2003 thru Windows 2012 R2) using various endpoint like PowerShell, WSUS, psexec and RDP

• Remediation/exception fixes for PCI DSS domain including Microsoft patches, commercial and home-grown software update to SSL cert issues

• Resolved security issues with VMware cluster, ESXi update versions, or created projects for long term remediation (cost/budgets restraints)

• Researched, designed, and recommended complex infrastructure solutions to meet PCI security requirements for 2008 (non R2) domain upgrade using AD tools, PowerShell and tools to gather specifics

• Created technical documentation for compensating controls, long term remediation, exception requests for false positive from scans

• Agile scrum master created and maintained technical documentation

• Used multiple ticket tracking systems to create and manage change request for service outages, coordinate changes on Servers, H/W changes, and configuration update

• Adhered to all corporate standards and procedures use ITIL.

• Onboarding new hires including domain access request, access forms, email groups, jabber contacts, SharePoint access, basic scripting help

Beacon Hill (Epsilon contract)

Senior Systems Administrator Consultant Feb 2015-Mar 2016

• Migrated and closed major data center, migrated 200+ servers from one physical location to another location (Physical, P2V, V2V and new builds) totals servers moved 980+

• Built ESXi 5.5 Clusters on HP 7000 enclosures, adding blades, provisioning SAN storage and network VLAN profiles

• Complete setup from bare metal to completed Windows OS for standalone server, HP Blades plus enclosure and VMware ESXi clusters.

• Installed, configured, setup managed Windows 2008 R2 and 2012 servers using PowerShell scripted installs

• Provided proof of build standards for operational turnoff (build documentation, patching, monitoring, security, Antivirus, backup)

• Management of Windows Active Directory (OU, Group, users accounts, service accounts)

• Management of Windows DNS (add/removes, conditional forwarders)

• Created and modified Windows 2008 R2 GPO for multiple tenants’ domains

• Built MS SQL fail over and Always on Clusters

• Created 33 Microsoft AD domains and trust relationships for migrations

• Remediation of all client software issues during data center migration and provided third level support

Verizon Communications Inc Nov 2011- Dec 2014

Senior Systems Engineer/VMware 4.x - 5.5 Architecture/Storage Administrator

• Expanded VMware infrastructure over time from 6 ESX 4 servers to 33 ESXi 5.5 hosts.

• Created a production cluster, non-production, DMZ cluster and a Hadoop development cluster.

• vSphere Center, vCOPS, VUM and SRM to manage ESXi clusters the including Profiles for the Servers consistence and storage. The direct cost saving of VMware Virtual servers saved approximately $250K hardware plus increase the speed of server deployment, backup restore and Site Recovery

• RSA administrator for two factor authentications

• POC VMware 6 Horizon (VDI) with Wyse Teradici thin client POC

• Installed and managed Enterprise Office 2013 and terminal server licenses for shared resources

• Instrumented Symantec Netbackup 7.5 deduplication with a real storage saving of $96K.

• Replication the Production site to the Recovery B site for BCDR. Maintain and distributed reports for ISO 27001 requirements

• Instrumental in migration as storage administer from EMC Clariion storage to Hitachi HUS 150 Storage cost saving of about $130K with more available raw storage

• Replaced Digital Guardian with Symantec DLP for Windows 7 upgrade.

• Established basic policies for Verizon desktop footprint (150K desktop) pending full deployment.

• Integrated with AD and managed approximately 50 desktop/laptop and 120 Windows servers

• Build RHEL 6 system from PXE boot for HP ArcSight recovery and testing, bare metal Windows 2008 R2 images and servers as need for infrastructure growth.

• Devised a backup plan for the 8 TB storage using SAN Snapshots and VM backups which was adopted as the only working solution.

• Host controls – enterprise A/V, file integrity monitoring, disk encryption to include setup and tested Symantec Endpoint connectors and AD connector for monitoring projects to syslog servers.

• Managed Windows 2008 R2 servers, AD users and computer accounts, DNS, DHCP with PXE, GPO

• Vendor management changed d ell server support life cycle and warranty with first year cost saving of $150K.

• Increase service life of laptops by upgrading hard drives to SSD which also extended battery time.

Verizon Service Organization Mar 2005-Nov 2011

Windows System/Storage Administrator/ Architect

• Maintained 22 VMware clusters (separate physical locations) with 144 ESX VMware servers on HP 7000 enclosures blades and standalone servers.

• Managed Microsoft Sever 2003 – Server 2008 R2 along with server patch management for approximately 400+ Servers mix physical and VM.

• Installed, configured and administrating the windows servers SAN/NAS provision storage as needed

• Managed and upgraded XenApp (Citrix) since Presentation Server 4 and BYOD project lead POC Xendesk Citrix VDI

• Created and maintained XenApp 6.5 Production and Non-Production farms. Managed XenApp License and terminal servers, published MS Office products

• Setup NetBackup 6.5 replication and de-duplication on using VMware, SAN provisioning and PureDisk application

• Managed New Falcon virtual tape library storage (duplication).

• Performed Symantec Critical System Protect (CSP) Architecture and Administration

• Deployed agents on VDSI financial servers to allow external vendor to manage the server on internal network with CSP limiting they abilities make system changes or jump boxes per Legal requirements.

• Built, migrated and duplicated servers (approximately 600 Windows) for Frontier Data center and close major data center (Ft. Wayne)

• Project lead on Citrix, Tax, HR and financial new servers move to Frontier and training Frontier personnel.

• Recreated approximately 120 out of 600 applications servers in new locations with supporting infrastructure, applications and patching

• Server deployment including VMware and stand alone for Coppell migration with approximately 33 servers, SAN administrator and backup infrastructure.

Bachelor of Science Electronics Engineering Technology- DeVry Institute of Technology Irving, TX

US Military: Air Force and Army Veteran


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