EXECUTIVE SUMMARY

• UNIX/Linux System Administrator - performed administrative task such as created complex production VMs with XEN and VMware/ESX systems, installed OS (Linux and Windows), Configured applications and databases, upgraded system, performed user management, performed modules and patch upgrades, performed Perl/Shell scripting and troubleshooting.
• Project Manager - Good communication skills and people personality. Managed and coordinated application migrations, systems implementation, software development and hardware production. Performed system documentations and training.
• Cloud and Social Networking - Amazon Cloud AWS and Management Console, EC2, VPC and RDS Dashboard, and Key Pairs Configuration.
• Systems Operation Support - 24x7 production support in Windows, Linux, and UNIX environments. Performed Troubleshooting, documented issues and resolutions.
• Application support J2EE/Java - Tomcat, IBM WebSphere, and Oracle WebLogic application support in enterprise systems - Code deployment and version control with SVN, Ansible, Puppet and Visual SourceSafe.
• Web server Support - Installed Apache, IIS and Java web server, configured production, and development and QA environments with all the application-supported modules.
• Database administrator - Configured database environments and installed databases such as MSSQL server, Oracle 11G, MySQL, PostgreSQL and Sybase. Effective use T-SQL and SQL/PL tools to manage Tables, Stored Procedures, Triggers objects.
• Application Developer - ASP.NET, JavaScript, JSP, JAVA, PHP and Perl scripting to develop application on both windows and Linux/Unix platform. Oracle PL/SQL driven application with effective use of triggers and stored procedures. Extensive experience with setting virtual application development environment to support Java/JSP, JavaScript/Ajax application development.
• System Security Monitoring - Experience with Wireshark network analyzer. IP address tracking, Web server logs, and active system interface filtering.

TECHNICAL SKILLS

Operating systems and Web Application: AWS, EC2, RDS, Apache, VMware, Apache Tomcat, Windows 7, Windows 2003/2008 Servers, Linux (RHEL 6.x, CentOS 7, Debian 7, Fedora 21), Solaris, MAC OSX, Sun Java Web Server, IIS, Sun OS Solaris, AIX, Linux OS, HP UX, XEN VMware/ESX and IBM/WebSphere.

Development tools: UNIX Shell, JavaScript, Sybase, MS-SQL 2012/2008, T-SQL, noSQL/MongoDB, MS Access, Perl, SybPerl, Oracle 11g, Oracle EM, Oracle PL/SQL, MySQL, ASP.NET, MS Visual Studio, Access Basic, C/C++, C#, Java, Ajax/JQuery, XML, J2EE, EJB, JMS, MQ, Python, Ruby /Rail, and Web Services/WSDL

PROFESSIONAL EXPERIENCE

Confidential, Charlotte, NC

Systems Engineer

Responsibilities:

• Hands-on OS installation (RHEL), Windows server 2012 R2, and upgraded Open PBX system.
• Created VoIP VM system and enable SIP modules to support IP bases phones
• Backed up and restored system data and databases
• Consulted with external vendor - sip trunk provider to enable appropriate modules to support the new system.
• Created Test environment with Softphone - Joiper
• Documented the system configurations.

Environment: Linux RHEL6.9, Debian, Windows server 2012, VMware ESXi 5.5, PHP5, MySQL5

Confidential, Charlotte, NC

Information Security Engineer

Responsibilities:

• Proven ability to work on varied technical support tasks - scripting, technical troubleshooting, problem resolution, server O/S builds/installs, and patching.
• Work as a Team and independently to support QA/Engineering Testing, technical documentation and software/application deployments to servers.
• Conducted team meetings, documentation and knowledge transfer as part of organizational team building.
• Installed, Configured Linux Operating Systems (RHEL6, Debian, CentOS) and Supported Databases such as MySQL, MS-SQL Server, Oracle, Informix, and MongoDB.
• Deployed PAMS application, troubleshoot and build Perl application with modules to support MySQL, MongoDB, Oracle, EasySoft and MSSQL Server.
• Work independently to research and to provide solutions to Systems Vulnerability patching; and application upgrade to address client security issues.
• Coordinated and worked with external vendors to support Products such as UTC/Picture Perfect Application, Oracle 11G Database, Application Middle-ware/Tomacat, Java/J2EE and MySQL workbench.
• Automated processes use Ansible, Puppet and Python fabric to deploy codes and update packages.
• Generated Secure Shell (SSH) Public/Private Key Pair with ssh-keygen and putty to secure accesses to servers and services.

Environment: Linux, Oracle, CentOS, RHEL 6.x, SUSE, Debian, Ubuntu, Windows 2012/2008 Servers, Oracle Web-logic and Apache Tomcat.

Confidential /Amazon, CA

Technical Consultant

Responsibilities:

• Hands-on in PL\SQL, AOL, Oracle Business suite
• Experience with Amazon Web Service (AWS), RDS and EC2 Management Console
• Configured remote system access, SSH Key Pairs, Network interfaces and Authentication schema
• Installed Windows 2008 Server R2 and configured IIS support for ColdFusion 9.
• Created Security groups and configure inbound and outbound traffic
• Installed LAMP System, Java J2EE, Weblogic, and Apache tomcat
• Migrated codes to/from github repository and deployed codes
• Configured environment to support JSP/Java, J2EE, Ajax, Perl and Shell Scripts.
• Configured System roles for test QA and production environment.
• Enabled System Monitoring - Nagios

Environment: AWS, Amazon Linux, Oracle, Centos, RHEL 6.x, SUSE, Debian, Ubuntu, Windows 2008 Server, and Apache Tomcat.

Confidential - San Diego, CA

Systems Engineer

Responsibilities:

• Developed JSP, Perl and Shell Scripts to test/qa and Integration environment.
• This system operates on Oracle’s WebLogic and SOA Suite (BPEL) platform.
• Monitor system for failure points and escalate to appropriate teams.
• Provides 7/24 on-call system support within a rotation schedule.
• Analyzed log files and collaborates with Infrastructure and vendor teams to provide root cause analysis of application performance.
• Analyzes application and infrastructure notification alerts and takes actionable steps to address alerts.
• Developed and coordinated operational procedures, process, and policy related artifacts.
• Responsible for defining, tracking, and maintaining the standard baselines for configurations (configuration management - puppet) and system performance metrics.
• Troubleshooting issues by utilizing and understanding of common networking protocols and services along with their relevant security patterns (Syslog, TCP/IP, HTTP, SMTP, DNS, DHCP, SNMP, 802.1x, SSL, and PKI).

Environment: Linux CentOS 6, RHEL 6.x, HP UX, Ubuntu, VMware, Windows 2008 Server, and Oracle WebLogic.

Confidential

Systems Administrator/Engineer

Responsibilities:

• Installed, configured and supported VMware ESX 3.5 on dell servers Dell PowerEdge 2900 as host domains with 80 plus VMs.
• Used ESX client to connect and manage VMs on the hosts systems.
• Provided technical document for installation and training.
• Implemented and administered Apache, Tomcat, WebLogic, ColdFusion and other eBusiness application services on Linux, Unix and Windows platforms
• Deployed application builds and managed releases in Development, QA, Staging and Production environments
• Integrated application middleware and effective use of PKI manage code deployments
• Ensure stable eBusiness operations via pro-active monitoring
• Created, maintained and enhanced automated processes
• Provided after-hours support via a shared on-call rotation
• Diagnosed and resolved Level 2 and Level 3 server, network and application incidents
• Worked closely with security team to test apache rewrite, and proxy rules
• Conducted root-cause-analysis to track problems and prevent incident recurrence
• Recommended software patches and upgrades
• Pro-actively provided capacity planning and management
• Work with vendor product support to debug and troubleshoot applications
• Provides technical support and guidance to internal users
• Maximizing eBusiness server uptime and service availability

Environment: Linux CentOS 6, RHEL 6.x, HP UX, Ubuntu, VMware, Windows 2003/2008 Servers, Apache Tomcat and Oracle WebLogic.

Confidential

Application Developer

Responsibilities:

• Develop codes in ASP/Java Scripts with Ms Visual Studio 2008
• Installed and Configured application environment with IIS, Dot-Net/ASP, MySQL, MSSQL Server 2008 R2, and, PHP support
• Installed and configured Linux - Debian, CentOS virtual machines, SVN repository, MySQL Apache, SVN Mod, Proxy Mod, SSL Mod, PHP and Backup System.
• Installed and Configured Apache Tomcat, Jboss and Icinga/Nagios for application support and monitoring application.
• Configured Linux Firewalls and setup rules

Environment: Windows 2008 Server, Linux RHE 5.x, CentOS 5, Ubuntu

Solar Turbines

System Administrator/lead Support

Responsibilities:

• Effective use of VMware to create Virtual Machines.
• Client Application and Web Application support
• Work closely with a team of 3 to support the products
• Managed IIS Web Servers
• Support clients - Field Engineers in the US and Canada
• Maintain Click Mobile Software version current.
• Perform remote software installation on client laptops
• Performed QA work and testing script
• Worked with Infrastructure team to perform windows Security updates and Server patching.
• Installed, Configured and Maintained Linux (Debian, CentOS), and Windows 2008 R2 Servers for development and training Environment.
• Documented Changes and processes to environment.

Environment: Linux CentOS 5, RHE 5.x, HPUX, Ubuntu, VMware, Windows 2008 Servers, IIS, Apache Tomcat and Oracle WebLogic.

Confidential, San Diego, CA

System Administrator

Responsibilities:

• Support system back-end and front-end - monitor application visibility through system tools like Nagios/Icinaga to make sure all the applications and services are running.
• Work with developers to do new code development as needed.
• Installed apache modules to support SVN, SSL and Proxy
• Created new virtual machines for web hosting, and apache containers for new advertising projects.
• Automated deployment process with python/gitosis and subversion
• Create new user accounts and setup appropriate permission to access SVN repository.
• Work with news reporters to provide front-end support such to troubleshoot issues they may have while posting stories. Respond to emails promptly to client to update them on any pending issue.
• Work on admin projects such as system migration, Hardware/Software research and analysis, pending security issues and organizational long-term goals.

Environment: Linux Centos, RHE, Ubuntu, VMware, HP UX, Apache Tomcat and Oracle WebLogic.

Confidential, CA

Systems/Functional Consultant

Responsibilities:

• Support system back-end and front-end.
• VMware Installation and administration with support for OS installations such as RHE, CentOS, Ubuntu, Debian and FreeBSD
• System configuration to support TCP/IP, Firewall, LAMP and Ajax.
• Java J2ee/Tomcat5 application deployment for development and deployment.
• Unix/Linux System admin - write system shell script, Perl scripts and PHP codes to support web applications.
• Database administration - installation of Oracle 10g, MySQL, MS-SQL Server 2008, MS-Access, and PostgreSQL.
• Use JDeveloper to managed Oracle application and repository
• Manage/Design web content and work with developers to create back-end support script for application database.
• Develop Backup-end application and web services
• Developed Ruby/Rails Scripts to support System Monitoring
• Oracle PL/SQL support, MySQL java/JSP, Ajax, jQuery and Oracle database.
• JavaJ2ee Environment support, JDeveloper and Oracle application.

Environment: Linux Centos 5, RHE 5.x, AIX, Ubuntu, VMware, HP UX, Apache Tomcat and Oracle WebLogic.

Confidential, Stanford CA

System Integration Manager

Responsibilities:

• Designed and provided clear logical and physical database design.
• Maintained Entity Relationship Diagrams (ERD) for the various group projects within the law school.
• Troubleshoot DB connectivity, tested instances, and design complex PL/SQL to generate reports.
• Effective use of oracle client administrative tools to access the database servers to modify, update or drop tables, and databases.

Environment: Linux CentOS 5, RHE 5.x, HPUX, Ubuntu, VMware, Windows 2003 Server, Apache Tomcat.

Confidential, Stanford, CA

Functional Consultant/System Support Engineer

Responsibilities:

• Perl Scripting with support for secured data encryption installed and developed all the needed modules to support the system.
• Migrated scripts from Linux Platform to Windows platform.
• Effectively use of .Net/VBA to develop web applications and integrated web services to upload raw XLS files to stored in MSSQL database.
• Work with internal engineers to deploy application to development environment.

Environment: Linux Centos, RHE, HPUX, Ubuntu, VMware, Windows 2003 Server.

Confidential

Functional Consultant/Software Engineer

Responsibilities:

• NET Technology, Infrastructure and Services, VMWare, MS Visual Studio 2005 to developed application services in .Net/C++/C#/VBA, and JSP web clients.
• Developed three applications: (Web Monitoring system, PhoneTree Web Service and Earthquake Sensor QA/Production Test system)
• Developed in C++ Sensor monitoring application to extract data from Seismic sensors, analyze the data and store it as a matrix in the database.
• Maintain multi-platform environments: Linux/Unix, MS-Windows XP/Servers and MAC OSX. Databases used: MySQL 5.0, MS-Access and MSSQL server 2005. Web Servers: Apache2, IIS, and Tomcat Apache - NetBeans/Java. Effective use of HTML, XML, ASP.NET/ASMX, JDBC, AJAX and JSP.
• Effective use of Mozilla Bugzilla and VersionOne to manage multiple projects.

Environment: Linux Centos 5, RHE 5.x, HPUX, VMware, Windows 2003 Server, Apache Tomcat.

Confidential

Functional Consultant - Application Developer

Responsibilities:

• Work with Wireless Retail group to design and develop a Training Application in MS-Access Visual basic, an interactive application which managers and employees of the Organization both from Northern and Southern California can access to view reports of course attendance (score cards), print, email or enroll in a course for professional development.
• System uses ODBC to MS-Access HR employee list, and email records, links to excel course data sheets and produces appropriate custom reports. As a developer, perform all the need analysis in interface design, logics, implementation and documentation.
• Effective use of MSSQL, Oracle Database (HR modules), Visual Basic for Application, and Crystal Report System.
• VBA.Net, MSSQL and MS-Access Application for Sales Staff Development.

Confidential, CA

Totality Production Support

Responsibilities:

• Worked in 24x7 Client Production support - multiplatform production systems: Linux, AIX, Solaris, HP-UX and windows. Night shift 7 PM-7AM, monitoring calls, email and HP-Open View to support client productions systems throughout the nation.
• Effectively used secured shell, blade logic, remote access, pert scripts, JSP, ASP, remedy support and other tools to troubleshot, apply patches and resolved complex issues.
• Performed Nightly Rolling restarted - worked with client engineers to gather updates, patches, procedures, escalated calls and performed deployment as required.

Environment: Linux CentOS, AIX, RHE 4.x, HP-UX, Debian, SuSe, VMware, Windows 2003 Server, Apache Tomcat.

Confidential, CA

Technology Teacher/System Administration

Responsibilities:

• Teach Introduction to Computer Science in Java, and Introduction to HTML web design.
• Researched and introduced new and updated technology projects.
• Performed hands-on group projects and individual projects.
• Use online grading system for accountability.
• Managed classroom activities and encouraged classroom participations.
• Provided weekly quizzes to monitor class progress.
• Coordinator Faculty/Staff development meetings.

Environment: Linux Centos, RHE, MAC OSX, Windows 2003 Server, Apache Tomcat.