Manage heterogeneous network of Dell and Hewlett Packard blade servers, VMware ESXi 5.5 hosts, and Microsoft Azure subscription solutions for the DOT Office of the Secretary of Transportation internal web application infrastructures. Manage vSphere vCenter Server and databases to include creating and configuring hardware requirements for Adobe ColdFusion, internal web applications, and database server deployment on Windows server 2008R2 virtual machine specifications. Work with DOT ITSS and Microsoft Azure cloud contractors with designing computer specifications for migration of vSphere virtual machines and physical EOL Windows server 2008 R2 systems to Microsoft Azure Cloud container running Windows server 2016 virtual machine specifications. Create Azure VM’s via Azure Portal; configure networking, and monitoring of Windows server 2016 systems. Install and configure Adobe ColdFusion 2021, 2018, and 2016 server configuration application on production, development, and test servers, and deployment on production Internet and Intranet environments. Maintain ColdFusion server update builds and assist application developers with coding development and update integration with existing and older version of ColdFusion. Manage ColdFusion on Windows servers in multiple DOT OST environments. Install and configure Web Server (IIS) version 10 and 8 and required IIS components on Windows Server 2016 and 2012 for URL migration with ColdFusion servers. Create IIS Web Sites and virtual directories. Manage IIS certificate renewals by create certificate signing request, generate renewal certificate files, and install certificates. Manage multiple DBMS’s with installing and configuring Microsoft SQL 2016 and Oracle 19c and 11g database servers that support internal and external DOT OST client web applications. Provide SQL and Oracle database administration to include user accounts and security management and managing DOT database applications.

Provided 3rd tier support with managing Windows Server 2016/2012R2 Active Directory and application hosting infrastructure on premise and cloud container in Microsoft Azure Cloud Portal (Hyper-V) and VMware virtualized environment. Upon server request specifications, build (prod/dev/test) VMware/Azure virtual machines and Dell PowerEdge R430 Windows Server 2016/202R2 to include Domain Controllers, Exchange 2010 Edge servers (Client Address Rewrite) filtering, IBM BigFix patch management servers, AirWatch MDM Servers, SQL database servers, and member servers. Was responsible for virtual machine configuration upgrades and scalability changes, to include disk resizing, decommissioning servers, increasing CPU/Memory configuration, and expand disk drive spacing. Worked with Application Developers to establish virtual machine application, memory, CPU, and storage requirements. Resolved networking issues relating to Active Directory, GPOs, DNS, and other Windows Server 2016/2012 core services. Install and configure Active Directory roles/features to include Active Directory Domain Services, DHCP, DNS, IIS, and WFC services. Performed enterprise level system parallel upgrades of Active Directory, operating systems, applications, and other tools. Managed Service Level Agreements ticket response, documentation, and policy/procedure compliance for DOJ systems related to virtualize and Windows environments.

Provided 3rd tier support to the Mobility infrastructure with supporting smartphone device registrations, testing, and applications for IOS, Android, and Windows. Provided management, monitoring, and configuration activities via the MobileIron Core Admin portal. Monitored device status, manage apps and setup delegated administration of devices, defined policies/configurations for devices. Utilized the Core System Manager to manage MobileIron Sentry appliances to include configuring network connectivity, installation of certificates, performing maintenance tasks such as upgrading, or rebooting the appliances and capturing appliance logs. Participated in performing infrastructure Core and Sentry in place upgrade to the production environment. Provided certificate management, re-signing iOS applications, and publish applications within MobileIron. Managed USDA virtual/physical mobility infrastructure servers and resources, to include vSphere systems management of mobility MobileIron Core and Sentry virtual machines.

Managed VMware virtual machines, monitored resource allocations, volume creations, and expanded storage pool LUN’s on demand, using EMC VNX Unified and Symmetrix VMAX storage solutions in supporting Messaging/Mobility infrastructure. Modified settings for increasing CPU/memory usage, disk resizing, and expanded disk capacity on virtual machines. Provided server upgrades, and server builds of physical and virtual Windows Server 2012/2008 R2 systems. Provided 3rd tier support of Microsoft Exchange 2007 environment to include managing databases, mailboxes, and troubleshooting failover and mail routing issues. Monitored email and spam security measures with blocking spam, viruses, and maintaining email policies using Cisco C370 Email Security appliance. Participated in the migration project of Exchange 2007 to 2013 to include building test servers, migrated accounts and mailboxes, and configuring virtual directories. Evaluated enterprise mobility management solutions from Good Technology, AirWatch, MobileIron, XenMobile, and BlackBerry Enterprise Services 12. Provided administration of Good Mobile Technology and BlackBerry Enterprise Service 12, 10, and 5 device services to include device activations, accounts management, and server maintenance. Upgraded BlackBerry Enterprise infrastructure to include building virtual BlackBerry Enterprise service 12, Router, and SQL database servers. Managed Microsoft SQL 2012\2008 databases integration with BlackBerry Enterprise services and ISEC7 mobility management solution, with installing databases, creating maintenance plans, and configuring database mirroring-replication.

Provided daily administration of Windows Server 2008r2/2003. Managed Active Directory, GPOs, DNS, and other Windows 2008R2/2003 core services. Provided server performance tuning, system assessments, and maintenance of Dell blade chassis systems. Provided administration of vCenter 5.1 virtualized infrastructure which included managing ESXi host, virtual machines, and the deployment of virtual machines. Managed scalability of VM configurations and CPU/memory/volume utilization. Managed Dell EqualLogic PS 4100 SAN storage arrays which included creating volumes, monitored physical arrays, monitored health status, replaced SATA swappable disk drives, and resolved disk capacity errors. Performed in-place upgrade of Windows Server 2003 Active Directory environment to Windows Server 2008R2. Upgraded workstations to Windows 10 which included developing profile images from the baseline and installed business applications. Provided systems administration and availability of the Exchange 2010 infrastructure with included mailbox management, accounts management, and resolving configuration issues. Provided administration of Symantec Enterprise Vault with creating journal mailboxes, applying policies, and monitoring logs.

Developed proposals, design, and architecture diagrams of assigned project requirements. Maintained vendor relationships to ensure project tasks remained on schedule and within budget. Served as Technical Liaison and Project Lead with scheduling and leading projects including input for vendor selection. Developed project plans, schedules, and identified milestone dates to ensured sequencing of events and resources. Recommended implementation based on vendor strategy and integration of EMC Data Domain DD990 target deduplication storage system for data recoverability and configuring backup and enterprise applications and databases. Worked with SAN engineers on the migration of data source and target de–duplication Backup / Recovery technologies which included replacing EMC Clariion solutions. Worked with EMC and Backup Engineers on resolving EMC RecoverPoint replication and brocade firmware issues. Installed Dell PowerEdge Blade Servers chassis for server consolidation projects. Worked on VMware vSphere 5.0 implementation project with developing design specifications for the setup of vCenter Server, ESXi hosting, and virtual machines based on DoD STIG and VMware vendor requirements. Configured security controls for VMware vSphere 5.0 security hardening requirements based on best practice requirements and STIG checklists. Implemented Mobile Device Management solutions strategy to include working with AirWatch, MobileIron, and Zenprise vendors and testing features and functionality. Developed security analysis, configuration baselines, and penetration testing of Apple iOS (iPhone) and Android smartphones. Researched security requirements of Mobile Application Management (MAM) and Mobile Application Store (MAS) solutions. Provided Information Assurance IA control implementation of (DIACAP) process for approved Certification and Accreditation submission for IATT, IATO, and ATO for mobile device computing technologies.