Summary
Overview
Work History
Education
Skills
Certification
Work Availability
Work Preference
Timeline
Generic
Wiley Dozier

Wiley Dozier

Dawsonville,GA

Summary

Resourceful System Administrator consistently responds to wide range of technical challenges with focused and creative approach. Highly effective at problem solving and decision making 19 years of progressive IT experience. Organized and dependable candidate successful at managing multiple priorities with a positive attitude. Willingness to take on added responsibilities to meet team goals. Detail-oriented team player with strong organizational skills. Ability to handle multiple projects simultaneously with a high degree of accuracy.

Overview

19
19
years of professional experience
1
1
Certification

Work History

Windows Senior Systems Administrator

Dozier Consulting LLC
06.2023 - Current
  • Implemented, developed and tested installation and update of file servers, print servers and application servers.
  • Implemented and maintained virtual private networks.
  • Conducted regular performance audits on servers to identify areas of improvement or optimization opportunities.
  • Reduced downtime by proactively monitoring server health, identifying potential issues, and addressing them before they escalated.
  • Other services as needed, ie, desktop support, backups, etc.
  • These services were tailored to various small business entities unable to afford or without the need for full time IT support.

SOLUTIONS ENGINEER / WINDOWS

Signature Consultants - Bank of America
07.2022 - 04.2023
  • Responsible for providing technical insights related to project offerings; assisting project team by creating Technical Requirements Documents as well as both High Level Design (HLD) and Low Level Design (LLD) in all phases of project involvement, i.e
  • Dev, Test, QA, Prod, and DR environments
  • Build, test, troubleshoot Windows servers at L3 support
  • Manage VMWare environment including creating OS templates, snapshots, server builds, and related tasks
  • Managed integration activities between various systems and applications with different data formats
  • Participated in migration efforts of two separate Active Directory and Exchange migrations; one as Solutions Engineer, i.e
  • Project Manager, and another as SME resource
  • NDA prevents named details of entity but combined 7,700 mailboxes and comparable AD users and objects
  • Quest Migration Manager was utilized in this endeavor
  • Collaborated with cross-functional teams to develop innovative solutions that meet customer requirements
  • Monitored system health metrics such as performance, scalability, availability., using monitoring tools
  • Worked closely with stakeholders to ensure projects are completed within budget and timeline requirements.

SENIOR WINDOWS ENGINEER

IDC Technologies - American Century Investments
01.2022 - 04.2022
  • Provided access for new hire
  • Provided access for numerous in-house applications
  • Installed patches and service packs to maintain the integrity of Windows operating systems
  • Monitored server performance using Microsoft System Center tools to ensure availability and reliability
  • Completed partial migration from prior endeavor
  • Configured user accounts, groups, permissions and access rights in Active Directory to coincide with two M&A efforts with O365/M365; approximately 4,400 mailboxes with associated user and group objects
  • Implemented security policies to protect Windows systems from malicious attacks
  • Provided technical support for Windows systems, including installation, configuration and troubleshooting
  • Performed root cause analysis of complex problems related to networking or hardware components
  • Developed scripts to automate system administration tasks and optimize performance of Windows servers.

SENIOR WINDOWS SYSTEM ENGINEER/ SENIOR SYSTEMS ENGINEER

Elavon – US Bank
10.2017 - 10.2020
  • Management of Microsoft Server 2008/2008R2 and 2012/2012R2/2016/2019, 2022(Lab)
  • Microsoft Exchange – on Prem and cloud – Full migration of AD included, 13,000+ mailboxes; three environments into single forest to include Euroconex, Santander (Card Services), & First Horizon Merchant Services (also assisted this client with separation of First Horizon Bank which was not part of over M&A)
  • Administration of Active Directory to include Replication, Group Policy and DNS
  • VMWare consisting of mostly vCenter, vSphere, and vMotion and ESXi
  • Hyper-V VM Management
  • Team member on Xen Server and Xen Desktop design and implementation
  • VDI was further utilized for Business Continuity as part of a larger Disaster Recovery plan
  • Represent infrastructure management in Project meetings and in collaboration with other teams such as Developers and Application Owners
  • Build out of Windows server clusters both local and geo-dispersed
  • Implemented Microsoft Deployment Toolkit (MDT) in several environments to facilitate the build configuration of both client and server systems
  • Utilized custom PowerShell scripts for post-install configurations and application deployment
  • N-tier architecture (Usually 3-tier) whereby front-end, business process, and data storage are separate tiers
  • Vulnerability management required to remain compliant with Payment Card Industry Data Security Standards and also with company-specific policies and procedures
  • Performed root cause analysis of complex problems related to networking or hardware components
  • Engaged third-party vendors when necessary in order to address specific needs not covered internally
  • Investigated system logs and generated alerts when thresholds were exceeded or anomalies detected.

SENIOR WINDOWS ENGINEER

Genuet/Willis Group - Fiserv
05.2016 - 05.2017
  • Worked as contractor providing build-out of Windows servers both stand-alone and server clusters both local and geo-dispersed
  • Microsoft Exchange administration
  • N-tier architecture (Usually 3-tier) whereby front-end, business process, and data storage are separate modules
  • Server builds also included patching and other necessary updates, server hardening, consultation to project team, and ensuring that compliance was met during the process and prior to turning over to the Business Unit
  • Assisted with project development working with business units to design and develop necessary infrastructure components.

TEAM LEAD, WINTEL AND WINDOWS ENGINEER

Worldpay US
01.2014 - 11.2015
  • Lead for the Wintel and Infrastructure Automation teams for one of the larger payment processors in America working closely with the UK office
  • Management of Microsoft Server 2008/2008R2 and Server 2012/2012R2
  • Administration of Active Directory to include Replication, Group Policy and DNS
  • Microsoft Exchange administrator assisting with merger of one UK office and migration
  • Team upgraded in-house management of assets to Ivanti
  • Assisted with infrastructure build-out to support implementation of ServiceNow
  • Represent infrastructure management in Project meetings and in collaboration with other teams such as Developers and Application Owners
  • Build out of Windows server clusters both local and geo-dispersed
  • N-tier architecture (Usually 3-tier) whereby front-end, business process, and data storage are separate modules
  • Performed oversight and participated in build-out of SCCM 2012
  • Vulnerability management required to remain compliant with Payment Card Industry Data Security Standards and also with company-specific policies and processes
  • Provide assistance with projects that require Wintel/server resources and work closely with upper management to ensure that infrastructure is aligned with the needs of the business
  • Supervised the daily work of staff to ensure work prioritization and quality
  • Mentored and coached team members to ensure successful performance
  • Monitored daily operations, utilizing organizational and problem-solving skills to identify areas for improvement
  • Reported staff progress, deficiencies, and training needed to management.

MANAGER

Windows, Elavon Global Acquiring Solutions
04.2007 - 12.2013
  • Started as a Senior Systems Administrator with a focus on Exchange and Active Directory
  • I participated in numerous infrastructure upgrades to include the build-out of a Global Active Directory environment utilizing a single Exchange organization
  • In addition, I have had the opportunity to work on a number of Global projects related to expansions into Mexico, Canada, and Brazil
  • In November of 2010, I was promoted to Manager of Windows Messaging with a team of three located in Atlanta and Denver managing the Global AD to include DNS, Group Policy, ADFS, Exchange and Lync Infrastructure, BlackBerry Enterprise Server, ActiveSync/AirWatch Mobile Device Management, secure file transfer environments, SharePoint and some of the SQL environments as well as internal servers supporting a number of internal applications
  • Utilized VMWare for a virtual server environment and encompassing many VMWare tools to include vCenter and vMotion
  • In March of 2012, as part of a larger reorganization, I was placed as Manager of NA Windows Systems with an increased staff located in four US cities with oversight of the above environments and the addition of Windows-based Transaction Gateway environments, SCCM, DMZ-based ISA servers for publishing of web sites externally such as Outlook Web Access, Active Sync, and numerous leads and referrals sites, internal SSL web and server certificates, and server backups in addition to normal support of the business
  • Assisted with design and implementation of forest and domain upgrade to Server 2008 R2 followed by an upgrade to Exchange 2010
  • This consisted of collapsing 4 AD forests containing 14 domains into a single Global forest with two domains plus a combined DMZ
  • We created a domain for users and service accounts, a domain for mid-range application servers, i.e
  • Exchange, SharePoint, etc., And then the DMZ
  • We migrated all user accounts, all mailboxes, and all application data
  • My team and I successfully completed this project with no unplanned or unapproved changes or interruptions and user impact was almost nonexistent
  • Assisted with design, implementation, and administration of Citrix XenApp and XenDesktop to provide VDI for remote employees
  • Proven track record of working closely with the business to understand and support their needs and participate with PCI Remediation and other areas of Risk and Compliance as it relates to data protection
  • Managed daily operations including scheduling and budgeting, exhibiting excellent multitasking capabilities
  • Assigned, prioritized, and delegated tasks and responsibility to departmental employees.

CONSULTANT – PROJECT MANAGER

Acuity Specialty Products
02.2005 - 02.2007
  • Worked as a consultant and Project Manager to design and implement the migration of this company's Exchange and AD environment from Windows 2000/Exchange 2000 to Server 2003 and Exchange 2007
  • Managed a team of 5 consisting of both ASP employees and contractors
  • Implemented a high-availability/failover/clustered environment in two sites utilizing spanned VLAN's; Microsoft ISA servers, and a front-end/back-end Exchange environment supporting approximately 3000 users
  • Provided instrumental background and support as part of SOX and ISO9001 compliancy.

Education

MS IN ELECTRICAL ENGINEERING -

Auburn University
Auburn, AL
08.1986

BS IN ELECTRICAL ENGINEERING -

Auburn University
Auburn, AL
05.1983

Skills

  • Microsoft AD and Exchange
  • Quest Migration Manager
  • SPF and DKIM
  • PowerShell scripting
  • Hyper-V VM Management Service
  • Load Balancing
  • Vulnerability management utilizing SCOM/SCCM
  • AWS
  • SSO (Admin using ADFS – User with Okta)
  • AirWatch Mobile Device Management
  • Agile
  • Departmental budgeting and forecasting
  • System development, application support and implementations
  • M&A planning and integration
  • Disaster Recovery and Business Continuity
  • Staff selection and development
  • Technical Project Management
  • Microsoft Systems Administration
  • Scrum Methodology
  • Business Process Improvement
  • Microsoft Deployment Toolkit
  • VMware
  • Office 365 Migration & Administration
  • Xen Server and Xen Desktop (VDI)
  • Cisco
  • Azure
  • SFTP file transfers and encrypted data-at-rest utilizing Move-IT Central and Move-IT DMZ
  • ITIL v4
  • Kanban
  • Resource allocation
  • Compliance
  • Performance management
  • Change Management
  • Technology roadmap planning and execution
  • Familiar and practical experience with DMAIC
  • Well organized with regard to documentation

Certification

  • MCSE 2014
  • CCA 2008
  • RHCT 2008

Work Availability

monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Work Preference

Work Type

Full TimeContract Work

Work Location

Remote

Important To Me

Work from home optionHealthcare benefitsCompany CultureCareer advancement

Timeline

Windows Senior Systems Administrator

Dozier Consulting LLC
06.2023 - Current

SOLUTIONS ENGINEER / WINDOWS

Signature Consultants - Bank of America
07.2022 - 04.2023

SENIOR WINDOWS ENGINEER

IDC Technologies - American Century Investments
01.2022 - 04.2022

SENIOR WINDOWS SYSTEM ENGINEER/ SENIOR SYSTEMS ENGINEER

Elavon – US Bank
10.2017 - 10.2020

SENIOR WINDOWS ENGINEER

Genuet/Willis Group - Fiserv
05.2016 - 05.2017

TEAM LEAD, WINTEL AND WINDOWS ENGINEER

Worldpay US
01.2014 - 11.2015

MANAGER

Windows, Elavon Global Acquiring Solutions
04.2007 - 12.2013

CONSULTANT – PROJECT MANAGER

Acuity Specialty Products
02.2005 - 02.2007

MS IN ELECTRICAL ENGINEERING -

Auburn University

BS IN ELECTRICAL ENGINEERING -

Auburn University

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Wiley Dozier