Sr. Systems Administrator Resume Dallas, TX - Hire IT People

PROFESSIONAL SUMMARY:

Versatile systems technician with 17 years of experience in a wide scope of IT technologies including Windows 2003/2008/2012/2016, Active Directory, Exchange, Citrix, VMWare, and enterprise level production environments.

PROFESSIONAL EXPERIENCE:

Confidential, Dallas, TX

Projects Engineer with focus on Security & Active Directory

Responsibilities:

Confidential Project support for Infra - Security team
Confidential resource for Infra-Security related initiatives, vul remediation’s, and PCI/PII compliance measures
AD SME for project support
Upgrade forest/domain schema, create new sites/links for new Data Center coming online
Analyze & remediate AD health for sysvol, replication, group policies, latency
Deploy Ivanti Windows patch solution
Deploy Centrify PAM infrastructure, AD delegation, GPO’s
Support for migration of legacy applications to updated standards for PCI, including TLS 1.0 upgrades
Middleware support for IIS, migrating 2003 web servers to 2012/2016

Confidential, Dallas, TX

Sr. Systems Administrator

Responsibilities:

AD SME for project and operations support
Support and maintain Windows infrastructure
Troubleshoot AD DS, replication/sysvol issues
Build and maintain gpo’s for day to day ops and for compliance and regulatory standards
Server support 2008/2012R2
Support for internal Microsoft PKI
Work with app teams to deploy/troubleshoot issues
NIST/CIS remediation on 2012 R2 domain controllers
Automation of tasks via PowerShell
Support after hours critical issues

Confidential, Dallas, TX

Active Directory Solutions Engineer

Responsibilities:

AD 2008R2 to 2012R2 upgrade
Consolidation of OU structure, Group Policies
Remediation of audit findings for PCI and PII compliance
Discovery, Plan, and Implementation of AD to align to best practices, availability, and performance
Consolidate security groups and remediate audit issues with access permissions to resources

Confidential, Dallas, TX

Sr. Systems Engineer

Responsibilities:

Exchange 2007 to 2010 migration, Quest Migration Mgr
Active Directory 2003 to 2012 Forest/Domain upgrade & consolidation
Extend schema, demote 2003 dc’s, promote 2012R2 core & full dc’s, configure dns on dc’s, consolidate OU structure
Troubleshoot delegation issues, mailbox permissions, linked user mailboxes
Manage all aspects of user migration, planning, scheduling, migration, and post-migration
Consolidate GPO’s and deprecated legacy polices & configurations
Deploy 2012R2 Msft Certificate Authority, root and subordinate
Deploy & mange certificates for enterprise, EFS, credit card data encryption, moving off self-signed to pki

Confidential, Dallas, TX

Systems Engineer

Responsibilities:

Active Directory 2003 to 2008R2 Upgrade
Exchange 2003 Decommission
Build/deploy domain controllers, decommission existing 2003 domain controllers, seize/transfer fsmo roles, upgrade schema ffl and dfl
Migrate RUS, offline address books, public folder backlinks to 2007, decommission legacy 2003 administrative group, adsi remove backlinks that gracefully could not be deleted
Remove legacy routing connectors and groups
Add internal PKI deployed msft certificate authority
Create 2008R2 runbook and handover documentation for IT staff

Confidential, Dallas, TX

Sr. Systems Engineer

Responsibilities:

Project and operations support for Windows/VMWare/Citrix teams
Build and deploy windows 2008 and 2012 servers for infrastructure and support roles for enterprise level physical and virtual
Create custom solutions for internal/external applications ranging from directory integration; certificates, sso, etc…create custom lds instances to support apps.
Migrate applications from various domains to single forest/domain
Work on multiple projects and support existing environment across the existing 2003 and 2008 servers
VMWare ESX 5.1, ESX 5.5, vCenter 5.1, 5.5 - deploy hosts, vm’s, templates, troubleshoot esx/guest issues.
VMWare Horizon (View) VDI deployment - deployed 1000 user Pool running Windows 7 for call center in Manila.
Configure and deploy group policies
Active Directory, project and operational support - consolidation, migration, hygiene
Consolidate/remediate DNS AD integrated
Extensive scripting via vbs and powershell to automate migration tasks, mass changes/updates to AD, daily operational items.

Confidential, Dallas, TX

Sr. Systems Engineer

Responsibilities:

Active Directory forest to forest migration
Migration of 1,200 users & mailboxes to new domain
Quest Migration Manager 8.9 utilized to migrate users, mailboxes, & pc’s
Configure and deploy group policies
Support build out of Lync 2010 Frontend servers, activate users and apply policies
Create and maintain security groups, service accounts.
Mailbox maintenance Exchange 2010 for new user mailboxes
Build and deploy custom scripts to manage AD/Exchange uses, groups, and mailboxes

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Sr. Systems Administrator Resume

Dallas, TX

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