My role as Sr IT Engineer is to ensure the stability, integrity, and efficient operation of the in-house information systems that support core organizational functions. This is achieved by monitoring, maintaining, supporting, and optimizing all networked software and associated operating systems. The Senior Systems Administrator will apply proven communication, team leadership, analytical, and problem-solving skills to help identify, communicate, and resolve issues in order to maximize the benefit of IT systems investments. My current system I supported are VMware, Windows, Xen server and Citrix farms which included Citrix PVS and Applayer Certified in Azure, Citrix, VMware

Responsible for supporting and maintaining systems, including ensuring that servers are backed up and server data is secure from unauthorized access. Also ensures that system hardware, operating systems, software systems, and related procedures adhere to organizational values, enabling staff, volunteers, and Partners. Assists other team members with technical issues in the initiation and planning phases of projects and also assists other teams with technical issues.

Primary responsibility is design, develop and support Tesoro infrastructure, hardware, software and, systems performance management and technology integration functions.Installs new software releases and system upgrades, evaluates and installs patches, and resolves software related problems. Maintains data files and monitors system configuration to ensure data integrity. Maintains Vmware environment , Administrator Exchange 2010. Performs system backups and recovery using Commvault and Veeam Backup.

Responsible for supporting and improving production servers, applications, and services for 24x7 operations. The scope of duties includes operating systems maintenance, performance and tuning, data storage and administration, security, and etc...Participate in projects that support the ongoing business growth and day to day operations including routine audits of the VMWare environment for compliance with established standards, policies, configuration guidelines and procedures. Participate as one of the VDI team member to involved in maintaining an enterprise virtual desktop infrastructure environment.

DELL INC. (Transition from Corlogic) – Santa Ana City, CA 2012-2014Provide support to Corelogic’s windows and virtual infrastructure on day to day bases with roughly 3000 plus users and over 4000 plus servers. System Admin Advisor Virtual environment ESX 3.X, 4.X, 5.X, Microsoft Hyper V­ Install, configure, upgrade, clone VM, and troubleshoot, P2V, V2V.­ Using vSphere 3.X, 4.X, 5.X to add and modified memory, CPU, Disk, RDM, VDR Disk expansion, LUN creation, VM template, Clone VM, Vmotion, Smotion, DSR, HA, Windows environment XP, Vista, Windows 2000, 2003, 2008, 2008R2, and 2012.­ Install, configure, upgrade, troubleshoot and clone servers­ Work with Active Directory. Update patches, Symantec anti-virus, backup, restore, etc... Projects­ Consolidate Marketlink datacenter into one datacenter.­ Convert all Marketlink physical servers into virtual environment.­ Migrated Corelogic’s datacenter into two location, Plano and Quincy center.­ Convert 70% of Corelogic’s physical servers into virtual environment.­ Assist in designing on new virtual 5.X environment in Plano and Quincy site.­ Build and configure Dell and HP servers, blades, chassis, desktop, laptop, printer, etc...­ Support monthly rotation on call and weekends on site when needed. ­ Perform yearly DR test. Provide all documentation related to the infrastructure build.­ Work with project support staff( PM, other IT team , or third party vendor) to resolve any problems, implement solutions, and collaborate on project activity­ Familiar with Exchange, GPO, DNS, DHCP, Trust, SharePoint, SQL, Citrix (XenApp, XenServer), Microsoft Cluster, DNS/DHCP, Router, Switch, SAN, ISCSI,

Manage and provide support on virtual and windows infrastructure on day to day bases with more than 4000 plus servers and over 3000 plus users.VMware/Windows Administrator­ Install, configure and manage VMware vSphere and ESX environment as well as Windows server environment ­ Configure VMware Distributed Resource Scheduling, High Availability and Fault Tolerance­ Build VMware and Windows clustering environment­ Maintain and administer Windows Servers, including daily monitoring, troubleshooting and performance analysis­ Conduct hardware and software maintenance to proactively prevent downtime. Support resolution of connectivity issues­ Collaborate with customers, vendors and Internal IT groups to understand the business need and to develop a technical solution.­ Quarterly DR testing , monthly on call rotation, weekends on-site when needed­ Provide all documentation related to the infrastructure build­ Familiar with ESXi, AD, Cisco Router/Switches, HP Virtual Connect, EDA (ESX Deployment Appliance), DNS/DHCP/WINS, Citrix, Cluster, etc...

Manage day to day operation on windows infrastructure using Active Directory, HP Hardware, Anti-Virus, Patching and availability within the infrastructure. Provide quality service to roughly 15000 users, about 70 business units and over 5000 servers.-­Provide ongoing Windows server administrator including installation, maintenance, and troubleshooting on daily basis and their associated equipment (i.e. DL, Blade, Chassis, etc...) to support company business as necessary. Deploy patches and security update.-­Evaluates system HW/SW requirements and capabilities and makes recommendations.­-Work with BU clients to request new Windows severs instances and /or resources and to ensure proper resource allocation ( i.e RAM, SAN DISK, CPU) as needed to support Global Systems and application running at the datacenter.­-Work with project support staff( PM, other IT team , or third party vendor) to resolve any problems, implement solutions, and collaborate on project activity­-Use Active Directory to administrator day to day work. Provide update Docs as needed ­-Respond to update, close trouble tickets generated by our internal Customers department­-Perform quarterly Disaster recovery test, create and review technical system recovery plans. ­-On-Call on monthly rotation, weekends on-site when needed

Provide ongoing support hardware and software for over 800 plus users on windows servers and desktops, etc... Assist in supervising two tech guys in Costa Mesa location area

Manage on-going user support for workstation, server, hardware and software. Analyzes PC, SERVER, and LAN problems and takes corrective action. Identifies and communicates local site needs and installs new PC, SERVER, LAN hardware and software, etc...

Engineer and administer Novell, Windows server and desktop infrastructure which include Novell 4.x, NT4.0, Active Directory, Microsoft Exchange, Citrix, DNS, Shavlik and all Microsoft OS issues. Provide a solid infrastructure foundation that service over 2,000 users and 200+ servers.