SUMMARY:

A professional senior systems engineer and Architect with more than 18 years of IT experience. Technical strengths include 17 years engineering and administering Microsoft Windows Server 2003/2008/2012 Active Directory (SME), Exchange 2007/2010, MSSQL 2005/2008/2012, FTP, DNS, DHCP, WINS, IIS 7. Seven (7) years combined experience in Linux (Red Hat Enterprise Server/Centos 5, 6) and Oracle 10/11g database administration. Ten (10) years in Virtualization technologies which includes planning, deployment, configuration and administration of host systems, virtual machines. Execute VMware ESXI (VMware ESXi, or ESX and vCenter 4.x, 5.x, 6.0.) related projects by designing platform solution, providing guidance and expertise. Perform project management techniques, strategic planning, risk management, change management, Vulnerability remediation management and problem solving skills. Extensive experience in managing project life cycle and reporting project status - Ability to organize, develop, document, execute, and improve processes supporting department/section Key Performance Indicators. I have Strong knowledge of High Availability, storage concepts, including, SAN and NAS (experience with storage protocols SCSI, iSCSI, Fiber Channel, NFS, CIFS), with excellent written and verbal communication skills.

TECHNICAL SKILLS:

OPERATING SYSTEMS: Windows Server 2008/2012, Windows XP, Vista, 7/8, Sun Solaris 9/10, Redhat Linux Enterprise Server 5/6, Centos Enterprise Server 5/6

NETWORK/HARDWARE: Hubs, switches, (hybrid hubs), Sun E15000, Sun T200 SAN, Dell Power Edge 2950 Xeon, HP Blade Systems/Servers, ProLiant DL580 G5, HP ProLiant c-Class Blade, HP Proliant BL Series, 460C, G7, IBM Blades / X series, UCS C210, UCS B230

DATABASES: Oracle 10/11g Database, MS SQL Server 2005/2008 /2012

APPLICATIONS/SERVERS: Windows Terminal Server, MS SQL Server 2008/2012, Exchange Server 2003/2010, MS SharePoint 2010,, MS Internet Information Server, MS Office Suite 2010, Visio Professional 2012, TOAD for Oracle 11g, Windows SSH clients

VIRTUALIZATION TECHOLOGY: VMware Server ESX/ESXi 5/5.1, VMware Workstation 10, Microsoft Hyper V, HP Virtual Connect Flexfabric, Module, Hp Insight Control

PROFESSIONAL EXPERIENCE:

Sr. Systems Engineer/ Enterprise Architect

Confidential, MD

• Created build documentation procedure and provide proof of concept in DEV for migration/upgrade of Active Directory/ Windows Server 2008 R2 to Windows Server 2012 R2 to meet RSA Archer security compliance in the new location. In addition, Raise Domain and Forest Functional level, GPO management. Redesign DNS, DHCP and other services. Established standards for Active Directory and Domain Controller Server Configuration, DFS Namespace Design, DFS Root Design, Active Directory Sites, AD replication modeling/ AD replication topology, Authentication and Authorization
• Perform redesign task of IRS RSA Archer grc platform in VSphere 6.0 (DEV, TEST and Production) environment in a new location. And then created migration strategy plan documentation to move current servers and data to the new location in West Virginia from Tennessee. The RSA Archer GRC Platform build is to supports business-level management of enterprise governance, risk management and compliance (GRC) program across IRS FISMA Training and implementation. Further task include, analyzing performance matrix of current environment and making specific recommendation to improve performance while documenting design flaws and providing solutions. Perform management and implementation of security baseline and configuration management of Archer systems and servers
• Designed, document and perform maintenance plan for Archer servers in DEV, Test and Production environment to ensure that the systems are running optimized, backed up, and patched to minimize security exploitation risks.
• Created Sanity Check plans which covers server monitoring of disk space, and memory usage, and failed processes of servers in all environments.
• Basic monitoring of archer servers in vSphere environment is relative to VMware ESXI events, alerts, alarms and performance using vCenter monitoring tools (Cluster CPU Utilization, Cluster Memory Utilization, Storage Latency & Capacity, Virtual Machine Disk and Memory Usage), High availability, clustering, vmotion, storage vmotion and etc.
•  SQL Server 2008/12 tasks: Rebuild Index, Check Database Integrity, Update Statistics, Backup Database maintenance plan, backup/recovery, replication, failover and disaster recovery and review SQL Server Agent Error Log. Also Perform MSSQL 20012, installation, configuration, and cluster build documentation and implementation.

Sr. System Engineer/ VMware Engineer

Confidential, Washington, DC

• Project Lead, Active Directory/Exchange 2007 in providing the highest level of technical expertise in the architecture, design, development, implementation, integration, migration and operation management of a nation-wide Microsoft Active Directory (Windows 2008/12) and Exchange 2007/2010 infrastructure that supports Blackberry. Facilitate the definition of project scope, goals and deliverables. Plan and schedule project timelines. Provide direction and support to project team. Include sites, GPO, DNS, DHCP, FSMO roles, trusts, Kerberos KDCs, replication topology, etc. Prepare, make presentation and maintain documentation of directory and messaging services components and connectivity. Participate in developing and maintaining backup and recovery procedures and processes. Resolve escalated Help Desk tickets using Remedy Application as management reporting tool. Install, build, secure (USGCB/STIG), maintain, troubleshoot, administer (using tools, PowerShell, scripts) and upgrade Microsoft Windows Servers, Exchange including Exchange mail stores with all required server roles. Installation, management and deployment of Web servers (IIS 6,7) and applications
• Install, configure and manage Microsoft SQL 2005/8/2012 in a clustered Physical and virtual environment. Perform MSSQL backup and restore, log shipping and mirroring. Troubleshoot MSSQL Server services and outages. Create maintenance schedules. Create ODBC connections to Databases.
• Maintain and administer VSphere 5.x server environment. Create and manage maintenance process procedures for VMware version updates. Patch all ESXi Hosts and Quest OS. Ensure seamless failover and testing during maintenance tasks. Perform remediation strategy for outstanding issues, which includes STIG (using tools: PowerCLI, scripts) and upgrade. Ensuring seamless failover and testing during maintenance tasks. Perform builds and upgrades of the full stack of VMWare software including vSphere 5.x, vCenter 5.x, vSphere, Update Manager, and storage configuration (Netapp). Provision SAN storage to Windows, Red Hat Linux, VMware, and Solaris hosts. Provisioning includes raid groups, storage pools, hyper, & LUN creations with Windows Server 2008 and Red Hat enterprise server/ Centos 5/6 Linux OS build and support. Perform Management of VM templates, migrations, upgrades, deployments, and retirement. Manage VMware resource allocation. Provide on-call support for our server infrastructure or application failures resulting in the need to engage on-call IT personnel

Sr. Systems Engineer

Confidential, McLean, VA

• As project lead, I facilitated the definition of project scope, goals and deliverables for migration of Windows Server 2008 R2 to windows 2012 R2 Active Directory in a new Indigo Data center. I led the design, implementation and technical support of a high availability multi-domain directory infrastructure platform. Responsibilities include AD replication model / AD replication topology; Authentication and Authorization; DNS; Group Policy; Interactive logon; Kerberos; TCP/IP; Security auditing; Operations masters; DFS; Domain and forest trusts; Certificates; Windows time service; Active Directory Schema; User and Group management; Delegation; Tools to troubleshoot AD (dcdiag, dnscmd, netsh, repadmin, w32tm); PowerShell or scripting for AD. Also, provide technical and project leadership across a diverse team for multiple Active Directory programs and projects. Provide capacity planning and performance monitoring to sustain and improve platform availability and efficiency. Participate in security and application troubleshooting and incident problem resolutions with other infrastructure team, including storage, messaging, and server. Provide 3rd level support of Active Directory for end users, application and administration teams
• Led a team of technical and non-technical personnel to plan design and deploy VMware private and public cloud infrastructure which consists of multiple technologies with expandable capabilities, service and value to our clients. The cloud provisioning was designed to help clients build more intelligent virtual infrastructures by enabling highly virtualized environments with the automation, self-service and security capabilities required to deploy business-critical applications and respond to business demands more quickly. The team deployed the cloud infrastructure based on the VMware vSphere platform. In addition we installed, and configure the VMware vShield App, VMware vCenter Site Recovery Manager Server (SRM Server), VMware vCloud Director, vCloud orchestrator and VMware vCenter, vCloud orchestrator, Move Central Secure (SFTP) Solar Winds and My SQL server. Commended for improved infrastructure efficiency, high availability and enhanced security. CCC has developed a CCC Business Continuity Plan and a CCC Disaster Recovery Plan. Server HW: UCS C210, UCS B230, Netapp FAS621, Netbackup 5020. Software: Netbackup 7.5.0.1, MS Windows Server, 2008/2012, Active Directory, Xen Citrix Desktop 6.5, Monitoring: EM7, Solar Wind. Security: QRadar, Checkpoint, Cisco ASA 5500 series. Executed VMware ESXI 5.x and vCenter 5.x related projects by designing platform solution, providing guidance and expertise.
• Install, configure and manage Microsoft SQL 2005/8/2012 in a clustered Physical and virtual environment. Perform MSSQL backup and restore, log shipping and mirroring. Troubleshoot MSSQL Server services and outages. Create maintenance schedules. Create ODBC connections to Databases.
• Administration of RHEL 5 and 6, which includes installation, testing, tuning, upgrading and loading patches, troubleshooting virtual server issues.
• Creating, cloning Linux Virtual Machines, templates using VMware Virtual Client
• Adding SAN using multipath and creating physical volumes, volume groups, logical volumes.
• Involved in applying Patches, Installing patch bundles on Redhat Linux
• Performed automated installations of Operating System using Kick start for Linux .
• RPM and YUM package installations, patch and other server management.

AD Architect/Exchange Administrator

Confidential, McLean, VA

• Redesign Active directory Microsoft server 2008 through migration from 2003, consolidation and decommissioning obsolete sites, domain and servers. Migrated users, servers to consolidated domain. Redesigning DNS, DHCP and other services. Established standards for Active Directory and Domain Controller Server Configuration, naming convention, DFS Namespace Design, DFS Root Design and Active Directory Sites. Finish transition and migration of Windows Exchange 2003 servers to exchange 2010 servers.
• Build new windows Server 2008 R2 to replace old windows servers 2003. Transfer Active Directory FSMO roles to from Windows servers 2003 to Windows 2008 R2. Close North Caroline Data Center and Decommission old Domain controllers and servers.
• Migrated Windows 2003 public folders to Exchange 2010. Remove orphan Domains and DCs. Transfer DHCP Server roles to W2K8 and change its WINS and DNS scope properties. Clean Active Directory of orphan objects to maintain security. Restructure the enterprise DNS by consolidating Red Hat Linux Bind servers and Windows DNS Servers.
• Provide planning documentation for disaster recovery of servers, domain controllers, Exchanger and backups. In conjunction with Internal Audit (IA), ensures business objectives and risks are effectively managed. Work with Microsoft Services to assess FINRA AD environment and provide key information to assist FINRA leadership and their technical teams with validating the deployed architecture and propose any changes that would better align FINRA with Microsoft’s recommended practices.
• Provided documentation and implemented servers and Active Directory hardening guidelines, patching, configuration and system upgrades/updates.

Sr. System Engineer

Confidential, Rockville, Maryland

• Program Lead Exchange/Active Directory Architect: Perform Infrastructure redesign\restructuring. Analyzed the company current application, hardware, OS, site and Network and determined how the domain and sites should be placed. Met with various business groups to understand how the Restructuring AD will meet the needs of each group. Participated in the design, installation and build out of new datacenter in Ashburn, VA. Plan and implemented migration from Rockville datacenter to the New Datacenter. Consolidated three AD forest, migrated them from windows server 2003 to Windows server 2008 R2 functional level in the entire sites nationwide. Plan and designed the upgrade from exchange 2007 to 2010 SP2. Performed AD security and cleanup of stale accounts. Establish standards for Active Directory and Domain Controller Server Configuration and naming convention. Manage all servers. Install, configure and manage DHCP, DNS, MS SQL 2008, FTP, Exchange 2007/2010, IIS, Linux, and terminal Servers. Install, configure and manage Microsoft SQL 2005/8/2012 in a clustered Physical and virtual environment. Perform MSSQL backup and restore, log shipping and mirroring. Troubleshoot MSSQL Server services and outages. Create maintenance schedules. Create ODBC connections to Databases.
• Design, implement and perform project management for server virtualization using VMware (Server ESX/ESXi 4.1 & Workstation 7.5) to include SAN storage, VM migration VM failover (HA), and Physical to Virtual (P2V) migrations. Began the redesign of call center/Help Desk to conform to ITIL standards. Provided an integrated knowledge and toolset (ADMT V.3 & Quest) to facilitate the AD migration of one Confidential acquisition to their AD infrastructure. Create policies for DC restores, backup, desktop lockdown and software distribution. Build, install and configure windows 2008 servers and Linux servers for the New Datacenter using HP blade system/Servers (HP Proliant DL &BL series), HP virtual Connect. HP Insight and other management tools. Troubleshoot and resolved network problems including IP conflicts, Application, SQL, Resources allocation and connectivity issues..
• Administration of RHEL and AS 3, 4, 5 and 6 which includes installation, testing, tuning, upgrading and loading patches, troubleshooting virtual server issues.
• Creating, cloning Linux Virtual Machines, templates using VMware Virtual Client
• Adding SAN using multipath and creating physical volumes, volume groups, logical volumes.
• Involved in applying Patches, Installing patch bundles on Redhat Linux
• Performed automated installations of Operating System using Kick start for Linux .
• RPM and YUM package installations, patch and other server management.
• Managing systems routine backup, scheduling jobs like disabling and enabling cron jobs, enabling system logging, network logging of servers for maintenance, performance tuning, testing.
• Set up user and group login ID's, printing parameters, network configuration, password, resolving permissions issues, user and group quota.

Sr. Systems Engineer

Confidential, Reston, Virginia

• Tech Lead in infrastructure technology team in development and deployment of STIP, NO-FLY and SBINET project for TSA. Responsible for the design, development, implementation, integration, and migration of Microsoft Active Directory (Windows 2003/2008) for TSA ITE/DEV enterprise network. Architected TSA Exchange 2007/SharePoint in ITE environment to cover application testing, migration & design planning, performance testing, and team education. Perform systems and active directory administration services to include; Users, Group, DNS, DHCP, Site, Domains, Terminal Services and Name Servers in development and production environment.
• Designed and implemented Exchange Server 2003/2007 including front-end / back-end configuration, Outlook Web Access and highly available MSCS clustering. Supported TSA Bridge project in ensuring of its conformity with the Information Technology infrastructure Library (ITIL) standard. Microsoft Windows Application servers, File servers, Terminal servers, Exchange servers 2003/7, SQL servers 2000/5
• Design, implement and perform project management for server virtualization using VMware (Server ESX/ESXi 4.x, 5.x & Workstation 6.5) to include SAN storage, VM migration VM failover (HA), and Physical to Virtual (P2V) migrations. Evaluated multiple target hardware platforms Servers (windows, UNIX and VMware), choose the right hardware, then Install, configure and maintain them. Identify and evaluate emerging technologies, both hardware and software, that fit the ever changing business requirements overall goals and to enable TSA to define a Technology Roadmap towards compute simplification and efficiency.
• Perform installation, configuration and administration of and Oracle Database 10/11g Servers on Solaris, Red Hat, and Windows platforms. Perform system optimization on oracle, UNIX, and Linux. Perform backup, restore, inter-operability, capacity planning, operational redundancy, contingency planning, integration, and operations of all components, hardware and software in TSA AD network enterprise. Provide server, patch and policy management services.