Abraham T. Brown

Address: **** ******** ***** **. **********, OH, 45309

Phone: 937-***-**** Email: ad2pv0@r.postjobfree.com

LinkedIn: www.linkedin.com/in/abrahambrown1

Sr Enterprise Systems Engineer

Dynamic and accomplished Senior Enterprise Systems Engineer with over two decades of specialized experience in system administration and enterprise-level tool integration. Proven expertise in conducting comprehensive research, evaluation, and seamless installation and maintenance of critical systems. Adept at data center management, network design, and end-user support, with a robust background in server administration, system upgrades, and Active Directory management. Exceptional communicator with a talent for cross-team collaboration and a strong leader capable of steering projects to successful completion under tight deadlines. Holds a track record of enhancing system performance and reliability to align with business objectives.

Skill Areas: Citrix Virtual Apps and Desktops/XenApp Implementations, Administration & Maintenance w Tanium Core & Asset, Deploy, Patch, Trends and Threat Response Modules w NetBackup Data Backup & Recovery w Backup Exec Data Backup & Recovery w Cross Team Collaboration w PowerScribe 360 w PACS Administration w Vendor Neutral Archive w Data Center Migrations w Server Administration w Windows Server 2000 – 2022 w Active Directory Migrations & Implementations w Group Policy Administration SCCM Administration w PowerShell Scripting w Azure Administration w End User Training & Support w Data Migrations w Microsoft Endpoint Configuration Manager Administration w Technical Support w Project Management w SQL Database Management

PROFESSIONAL EXPERIENCE

Sev1Tech LLC, Remote/Virtual

Windows/Citrix Systems Engineer (05/2023 – Present)

Serve as the primary technical expert for enterprise-level Citrix Virtual Apps and Desktops/XenApp and XenDesktop environments, overseeing administration, maintenance, operations, and troubleshooting.

Lead critical migration of 110 applications from Citrix 7.15 LTSR running on Windows Server 2012 to a Citrix 2203 environment on Windows Server 2022, ensuring seamless transition and system performance optimization.

Spearhead the administration of Citrix policies and the management of the Citrix Virtual Apps and Desktops/XenApp environments delivering robust solutions for enterprise application delivery.

Enhance system reliability and user satisfaction by implementing best practices in monitoring and troubleshooting of Windows Active Directory and Citrix application environments.

Tanium Inc., Remote/Virtual

Enterprise Services Engineer (06/2021– 05/2023)

Provide level-3 technical support and strategic guidance to our customers, enabling them to fully deploy, utilize, and troubleshoot the Tanium suite of operations and security modules

Assist customers with Tanium implementations, upgrades and maintenance of On-Prem and Cloud based solutions.

Add value to numerous customers with new use cases and strategic guidance

Analyze databases to assist customers with determining high utilization processes that hinder endpoint performance

Build and troubleshoot environments running Microsoft Hyper-V, Windows Server 2022, Windows 10, Ubuntu LTS, Active Directory, PKI, and Tanium Suite

Radian Group, Remote/Virtual

Vulnerability Mitigation Systems Engineer (10/2020 – 06/2021)

Managed daily operations for Windows Server vulnerability remediation including Windows patching and security vulnerabilities on several Windows Enterprise Servers

Administered Active Directory Forest with several domains

Administered large Microsoft Endpoint Configuration Manager (SCCM) environment version 1910. Created user and device collections and pushed packages for software installations, security vulnerability remediation, and reporting objectives

GDH CONSULTING, Remote/Virtual

Sr. Principal Technical Architect/Sr. Systems Engineer

(3/2016 – 5/2020)

Oversaw daily operations for comprehensive remote IT services catering to the migration of multiple clients from AT&T data centers to IBM data centers, and implementation of new Active Directory domains, Citrix farms, and SQL database servers for Global Application Hosting Cloud Services.

Implement Virtual environments including VMWare ESX/ESXi and Microsoft HyperV, and perform OS installs and administered Windows 2016/2012/2008 Enterprise servers.

The virtual machine is deployed from a template created in vCenter and maintains a standard gold image for customers.

Use PowerShell scripts to automate many Windows maintenance tasks, such as restarting email alerts, adding servers to domains, and adding users to groups.

Perform installation, configuration, and support for multiple supporting applications.

Monitor and tune system performance for Windows business servers, and was heavily involved in capacity planning and system configuration.

Write PowerShell/VBS scripts to automate changes to Windows registry settings, such as changing proxy server addresses and using Internet Explorer IE Options, changes to earlier versions where Group Policy does not work properly.

Manage the performance and availability of the Windows Server to meet the SLA coverage

Tune the system alerts for performance issues in Nagios and monitored servers. ServiceNow has established trigger notifications to generate tickets automatically, and the tickets are sorted and resolved in ServiceNow.

Perform installation, configuration, and administration of WSUS 2012. Manage WSUS for monthly patching of Windows Enterprise Servers, and provide maintenance windows schedule with the customer for minimal outage times.

Install, configure, and manage SCCM 2012 for Windows patches, configuration management, and operating system deployment for clients.

Provide architecture, design, and implementation of new 2016 Active Directory Forest and domains from the ground up, move servers to domain controllers, and develop the new domain.

Configure Active Directory sites and services with subnet IP addresses from multiple AD sites.

Configure Forest Trust between the customer and IBM networks in Active Directory Domains and Trusts.

Build and administer Group Policy for complex domains using Group Policy Management

Perform the migration of the customer's 2008 Active Directory domain from the data center in Annapolis, MD to San Diego, CA. Upgrade customer to 2016 Active Directory Forest. Use the Active Directory Migration Tool to move users and server objects to a new domain.

Establish Architecture, design, implementation, and maintenance of new Citrix 7.15 LTSR farm for customers, and install all roles and licenses to move the system into production.

Generate documentation for the client environment with installation guides, known issues, execution guides, IT resources, and licensing information.

XEROX CONSULTANT COMPANY, INC., Remote/Virtual

Sr. Systems Engineer/Sr. Consultant (11/2012 – 3/2016)

Serve as a Principal strategist for the deployment of Microsoft Windows Servers, VMware vSphere Virtualization hosts, and VMs. Perform various tasks related to server hardware monitoring/administration, active directory administration, cloud service server administration, and user training and support. Work with a team of Senior systems engineers to provide comprehensive remote and onsite IT services for the migration of multiple healthcare clients to the healthcare system and EHR and facilitate the deployment of applications and databases.

Design backup/archive/disaster recovery solutions for multiple clients with Symantec Backup Exec and Unitrends DPU solutions.

Supervise remote application for some Windows 7 / XP computer problems, installation of PC printers, excellent remote control for print servers (Windows Server 2012 and 2008), and technical support.

Lead the go-live implementation and support of electronic health information systems in various hospitals.

Oversaw the design and configuration of print server operations to manage hundreds of printers.

KETTERING HEALTH NETWORK, Miamisburg, OH

Sr. Systems Analyst (4/2007 – 11/2012)

Serve as a Senior Imaging Systems Analyst on the IS imaging team and assist Vendor Neutral Archive (VNA) with EMC Atmos Cloud-Based Storage for image archiving and Disaster Recovery/Business Continuity, Cardiology/Radiology Picture Archiving Communication System (PACS), voice recognition, Power Scribe 360, and other supplemental imaging systems.

Organize implementations, software installation and initial training of Power Scribe 360.

Trouble shoot issues with HL7 using Rhapsody for the interface engine

Support issues with DICOM images in Radiology Information System (RIS) and Philips ISite/ISuite

Implementation of new Merge Cardiology PACS system for Hospital network

Organize the launch of Vendor Neutral Archives (VNA) at each hospital and interact with multiple providers, department heads, directors, and colleagues to ensure a smooth transition.

Finish the installation of SQL Server 2008 R2 and database maintenance.

Provide successful EPIC implementation and the support of electronic health information systems in multiple hospitals and provider-independent architecture and VNA.

Formulate design and technical plans for data backup, archiving, and disaster recovery measures.

KETTERING HEALTH NETWORK, Miamisburg, OH

Sr. Network Administrator (4/2007 – 11/2012)

Work with a team of network administrators who use network infrastructure, server management, Active Directory management, data backup, and recovery, use Symantec Backup Exec / NetBackup, and provide training and support for end-users.

Integrate System Center Configuration Manager (SCCM) and include Windows Server Update Services (WSUS), package applications for system-wide distribution, and critical / security patches in many IT projects. It provides hardware and system deployments, as well as numerous system updates.

DRS TECHNOLOGIES INC., Dayton, OH

Systems Administrator (9/2002 – 4/2007)

Oversee all processes related to network connectivity, performance, management, and maintenance of all network components, such as switches, routers, firewalls, RAS servers, and high-volume printers.

Provide remote IT support for 2,400 users, and manage and maintain Veritas backup executive.

Perform a wide range of project organization and management duties encompassing company-wide PC and internal network support, onsite customer hardware and software installations, end-user training and support, hardware procurement and inventory management, high-volume printer setup, firewall management, and website administration and maintenance.

Execute the entire implementation and maintenance of Citrix Presentation Server Farm, along with the publication of numerous applications for remote access.

Develop the company's IT mission, disaster recovery projects, and implement both in the manufacturing process.

Additional Experience

Sr. Technical Support, Team Lead, and Supervisor - Systemax.

EDUCATION & PROFESSIONAL DEVELOPMENT

Associate of Applied Science, 06/2000

Computer Support Services

Sinclair Community College, Dayton, OH

Certifications

Microsoft Certified Systems Engineer (MCSE)

Microsoft Certified Systems Administrator (MCSA)

Microsoft Certified Professional (MCP)

CompTIA Network+

CompTIA A+

CompTIA IT Operations Specialist

Tanium Certified Operator (TCO)

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