System Technical Support

JASON YU

TECHNICAL SKILLS SUMMARY

Operating Systems: Red Hat Enterprise Linux (RHEL), Oracle Linux, HP-

Unix, FreeBSD, Ubuntu Server and desktop, CentOS, Microsoft

Win XP/7, Windows Server 2003/2008/2012

Connectivity: Ethernet, Fast Ethernet, DSL, Point to Point, VPN

and MPLS.

Hardware/Media: IBM Servers: xSeries 205/220/232/235,

Netfinity5100,Compaq/HP: rp300, 4000, 9000 serials servers,

Dell servers and tape library, Cisco 1700, 2500, 2600series

routers, ASA firewall, HP Procurve switches, Sonicwall

Firewalls, Dell EqualLogic SAN, HP lefthand SAN, HP

Jetdirect print server, Printers/Print servers, NEC PBX,

TelPCX and Tandberg Video System.

Ent. Applications: Oracle ERP system, Oracle EBS R12, Oracle

Database10g, 11g and Oracle form applications 11.7, VMware

4.0, 5.0, 5.5 Microsoft Exchange2007, Microsoft SQL Server,

Mas200 ERP, ISA2006 Firewall, MS SQL2005/2008, MySQL, IBM

Sterling Integrator, Rational Rose, MS Sharepoint online,

Create!form, Informatica, Quest TOAD, HP-Reflection,

TechExcel CustomerWise CRM, Highjump Warehouse Management

system, Fishbowl Inventory Management System, Microsoft 360

Online Clouding Solution, Symantec Mail Security, Symantec

Anti-virus Corporation 12.0, Symantec Multitier Protection

12.0, Symantec Backup Exec(Veritas Backup 9.0, 10.0, 11.0),

HP Openview Network Solution, Omni Backup(HP Data

Protector) 4.x-6.x, CA ArcServe Backup 11.5/12, Quest

NetVault Backup 861, Peachtree Quantum 2010, Adobe

Dreamweaver CS5. Nagios Monitoring software. McAfee

Antivirus solution.

Protocols: TCP/IP, UDP, POP3, SMTP, IMAP4, NetBeui, IPX, OSPF, LDAP, BGP,

RIP, IGRP, EIGRP, SOAP,UDDI, DISCO and WSDL.

Languages And IDE: Advanced Bash shell scripting, Perl, Python, VB,

SQL/PL SQL, T-SQL, PHP, ASP, HTML, XHTML, CSS, JavaScript,

XML, SOAP, WSDL, Web Services, MS Studio2008 IDE.

EDUCATION

. Dakota State University - Madison, South Dakota, 2008

Masters of Science in Information System (MSIS) with two

specifications

1. Network Administration and Security

2. Database Theory and Administration

. Cisco CCNA Preparation Camp - Los Angeles, CA, 2011

http://www.lanwanprofessional.com/home_index.php

. Oracle University, 2014

Online Courses, R12.x Oracle Applications System Administrator

Fundamentals

. ITU Cisco CCNA/Route/Switch Courses, 2014, 9

Online Video and Community, http://www.itulearning.com/eco_login.php

EXPERIENCE

Minka Group - Corona, CA

Systems Administrator and Oracle Application DBA

11/2012 -11/2014

. Maintain a mixed Operation System environment with over 70+ Linux and

windows servers, virtual servers, 300+ workstations and 100+ handheld

devices. The OS includes Red hat linux, Oracle Linux, CentOS, Fedora,

Windows Server 2003, 2008 and 2010.

. Configure and administrate one customized oracle ERP system and one

Oracle EBS 12c system with AR/AP/GL modules. These two environments

include RAC, OID/OSSO, Forms/Reports/Discoverer, OBIEE and EBS R12

Oracle products.

. Maintain six sites enterprise network infrastructure connecting by

MPLS and site to site T1.

. Maintain enterprise network including Sonicwalls, cisco PIX702, and

ASA 5505, routers, HP/Dell switches and other network devices.

. Setup and Maintain Apache and EngineX webservers.

. Manage five Oracle Databases, 1 MSSQL database and 2 MySQL databases

in production.

. Installed and configured IBM Sterling Integrator Software (formerly

GENTRAN) EDI software and Oracle Database.

. Installed and configured the newest VMWare Sphere 5.5 infrastructure.

Created 12 production vm servers on it.

. Install and maintain Dell 4100 equallogic SAN. Maintain HP P4300G2 SAN

(Former name: LeftHand P4000 Storage Array) and Lefthand OS.

. Supervise IT department with one DBA, one network admin and one

desktop support.

. Final layer desktop support.

. Prepare and audit IT department budget, check and approve monthly IT

related bills. Make purchase proposals.

Fremount College - Los Angeles, CA

Systems and Database Administrator

2/2012 -11/2012

. Maintained VMware Infrastructure with HP Hosts, HP SAN device.

. Maintained VMware View infrastructure.

. Maintained enterprise firewall, routers, switches and other network

devices.

. Maintained CampusVue ERP System, account and privilege management.

. Setup and Maintained CentOS Server and PHP web site.

. Setup and Maintained ASP site on windows server.

. Maintained SQL server and other application servers.

. Used crystal report and T-SQL write students and financial reports.

. Maintained two LANs, VPN, MITEL VOIP phone system and networking for

two sites.

. Maintained 6 physical servers and 70 thin clients and PC/Mac desktops.

. Tier 2 desktop support for two campuses in Los Angeles and Cerritos.

. Supervising tier 1 desktop support, PHP website development work and

SEO jobs.

. Used PowerShell to perform batch operations for student accounts in

student domain like creating students domain accounts.

. Used Acronis backup software for daily backup of all servers.

. Made budget for IT department, monitoring IT related bills, and

managing contracts.

. Proposed and implemented Lead360 project for lead tracking and

management; increased 4% lead conversion rate.

A&D Electronics - Ontario, CA

System/Network Administrator

10/2009 -1/2012

. Set up VMware ESXi Server 5.0, vCenter Server 5.0 and vSphere Client

5.0 as a testing environment on a Dell PowerEdge R710 Server with 2

Xeon X5675 CPU and 192 GB RAM.

. Installed CentOS6.2, Fedora16, windows server 2008 Virtual Machines on

ESXi Server, saved the images on Dell equallogic SAN device.

. Installed apache web server, MySQL database and phpMyAdmin on the

CentOS OS and tested a web site.

. Manage Dell SAN device, corporation file system maintenance.

. Maintained ISA Server 2006 and updated access policies.

. Configure and maintain two LANs, VPN, 2008 servers, windows XP, Vista

and win 7 workstations.

. Configure and maintain Freebsd Server with ERP system running on it.

. Hardware and software support for about 150 users in TV manufacturing

process in two locations.

. Proposed and implemented Techexcel CustomerWise CRM system for a new

calling center.

. Maintain and update PHP website: www.adelectronicsusa.com, created new

websites www.immukare.com .

. Install Sonicwall NSA240 firewall appliances on each site and set up

site to site VPN. Install and set up VPN globe access client program

on laptops for high management. Install Sonicwall TZ210 firewall in a

warehouse.

. Implemented VOIP telephone system with SimpleSignal Company for a ten

users calling center.

. Proposed and implemented Microsoft 360online clouding solution for

file sharing and corp communication.

. Proposed and implemented Fishbowl Inventory management solution for

warehouse management.

. Setup testing environment with Apache2.2, PHP 5.3.1, mySQL 5.1.42 and

phpMyAdmin 3.2.5 on a new windows server 2003. Use this testing

environment as website and database access testing.

Easylife Furniture - Buena Park, CA

System Administrator

3/2008-7/2009

. Build, configure and administer various application and server

platforms based on Windows 2003/2003SBS/2008.

. Successfully administered and maintained 15 Windows

File/Printer/FTP/Application Server 2003/2008 and 180 workstations;

provided technical support to 180 users at 17 locations includes ERP

system, EDI system, and hardware issues.

. Respond to server and desktop break situation and disaster recovery.

. Install new software releases, system upgrades, evaluate, install

patches and resolve software related problems.

. Perform system backups and recovery. Maintains data files and monitors

system configuration to ensure data integrity.

. Manipulated and enforced system/group policies, user accounts and

securities settings for Windows 2000/2003.

. Monitor system performance and the networking connection using MPLS

connecting all the stores.

. Responded to telephone calls, email and personnel requests for all

technical support including application, groupware, office

productivity software, telecommunication, and hardware issues for end

users.

. Administer and program Nortel and NEC phone system.

. Design, modify, develop, write and implement software programming

applications such Excel VBA macro, ASP, Visual C++, C#, VB.NET,

Internet and Intranet Websites, and any programming required.

. Administer, maintain, develop and implement policies and procedures

for ensuring the security and integrity of the company's Visual FoxPro

and SQL database.

. Successfully upgraded ISA 2000 to ISA 2006.

. Successfully upgraded CA backup executive from 11.5 to 12.0.

. Transfer file server, DNS server.

. Upgraded switch to HP procurve 4208vl with one GB module.

. Installed and set up HP MSA 20 Direct Attach Storage.

. Drew flow chart for business processes using MS Visio and SmartChart.

. Successfully upgraded Symantec anti-virus server hardware, and

upgraded software to Symantec multi-tier protection.

. Set up a new domain controller as backup.

. Switch ISP from SBC to AT&T to decrease bandwidth cost.

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