SUMMARY:

10 plus years of experience in designing and developing enterprise applications, web applications, Data security, Win32 software as well as large database systems.

TECHNICAL SKILLS:

Database Technologies: Designed, developed and administered several Oracle and MS SQL Server. Comfortable on DB2 and Sybase. Stored Procedures, Triggers, Packages. Worked with Oracle Packages, Forms, PL/SQL, Advanced Queuing, Oracle Workflow.

Web Technologies: CGI, PERL, RUBY, PHP, ASP, Java servelet, Javascript, VBScript, XML, Apache Server, Samba Server, IIS and related technologies

Business Logic: UML, Rational Rose, ERWIN, OO Modeling, Object to Relational Mapping Tools. Requirements gathering, analysis and documentation.

Network Security: Proxy/Firewall/DMZ, ISA 2000, VPN, IDS, Anti-Virus (Symantec, Trend), SurfControl, IPtable/Access List.

UNIX/Win2000/NT/XP Expert: Expert on networking and system administration tasks.

PROFESSIONAL EXPERIENCE:

Web platform Engineer

Confidential . D.C

Responsibilities:

• Working with Executive Office of the President on MAX system.Working with Unix System Administration, providing support for hardware and software for multiple OMB budget management tasks. Hands on tasks include installation, testing and implementation phases of the project. Evaluating the current system for effectiveness and make recommendations regarding the scalability and troubleshoots any problems that arise during the use of the system. Working with different flavor of unix: ubuntu/redhat and ibm AIX. Currently working on the project to transfer and enhance an existing application on AIX to linux server.

System Engineer

Confidential, Reston, VA

Responsibilities:

• Participate as a team member in implementing and maintaining an integrated enterprise system to collect, correlate, and report faults, events, and performance trends from business processes and components..
• Develop tools, interfaces, or wrappers to support integration across multiple management interfaces. Developed scripts and programs for the distributed agents and probes that collect, process, and forward events to the centralized monitoring and reporting system. Work closely with UNIX, network, database, and WINTEL support groups, and with business application groups, and prioritize their requirements for the effective implementation of monitoring solutions and to maximize the effectiveness of the monitoring environment.

System Engineer

Confidential, Herndon, VA

Responsibilities:

• DHIMS- MMM Engineering support. Participated TIMP installation testing, help troubleshoot, resolve and test defects and issues. Monitor for software patches, hot fixes and security update; coordinate with various stakeholders and follow DHIMS management processes to document various new requirement changes. The system is involved with different flavor of unix (HP-UX/Solaris/Linux) and some windows(IIS/MSSQL) environment, with various databases(Oracle/MSSQL) setup. I also used various data storage software such as Veritas volume Manager, Solaris Volume Manager, Symantec Netbackup.

System Engineer

Confidential

Responsibilities:

• Working Confidential Blackboard Managed Hosting team delivers managed services to approximately 1,000+ Blackboard Learn clients around the world. Perform troubleshooting, system characterization and analysis, root cause analysis of product issues and resolution. Suggest enhancements to the existing algorithms and services. Blackboard learn is web-based JAVA applications running on both Windows(IIS/MS SQL) and Unix(Apache/Oracle) environments. Develop scripts with perl/ruby daily for monitoring over 2000 Linux servers and windows servers; In charge of regular mass deployment of new software patches. Worked on various projects from troubleshooting outrage for blackboard software and hardware issues (website/database/dns/ftp). Heavy system administration tasks such as IIS /Apache/Oracle/MSSQL installation /configurations/tuning, application and web security update and server changes . Wrote a lot of shell/perl/ruby scripts, and used automation tool Puppet for automation deployment.

Contractor

Confidential

Responsibilities:

• Work in Confidential & Confidential mail maillennium software development and production. Worked on various projects with mail production system. Worked with mail migration, data integrity and data cleansing, spam filtering and generate various reports. Involved with heavy SA tasks on different flavor of UNIX (HP-UX/IBM) environment such as:System Monitoring/Tuning/Analyzing, User Access Control, Managing build environments with CVSSenior

System Engineer

Confidential

Responsibilities:

• Work in Search Production Team. Operating the 4th largest search engine in the world: ask.com, Tasks involved from production to deployment, in both Data and Search Engine products, to achieve shortest possible production life cycle while maintaining online system stability and meeting data growth goals
• Systems administration with different flavor of Unix environment 8000+ unix machines: Linux, Solaris, HP-UX, Sun Storage 7000, HP-eva 8100.
• In charge of setup Apache web server and java configurations.
• Work closely with development teams to determine workspace, and maintain the different version of build environments.

AVP/Senior Specialist

Confidential

Responsibilities:

• This Market Delivery System enables businesses to legally and securely scan a vast Oracle8 database and SAS 8.2 data sets that holds/ links to U.S.A credit card information. The system allows businesses to find clients with good financial standings from various reports it generates. Tools and technologies used in building this system include SAS/Oracle 8i/SQL/PERL on both Sun Solaris and windows 2003 clustering servers. Involved Software planning implementation, and installation. Hands-on architected and implemented windows 2003 clustering servers with SAN disk storage for Oracle database applications. Architected and implemented MIS reporting system on Apache server/Tomcat and Oracle database.

Contractor

Confidential

Responsibilities:

• Maintain and develop Control-SA software for Internet Security Team in Confidential . The system provides a solution to manage entire enterprise security administrations, regardless of the number and variety of platforms. The central point of control, ENTERPRISE SECURITYSTATION, enables the security administrator to easily manage different environments via a standard graphical user interface and tracking all logins to all systems. A key developer for Passport and Oracle WorkFlow implementation, which is a web based application that is integrated to be part of Control-SA. The software will manage passwords among applications, networks and operating systems. Deployed company’s data security and data disaster recovery architecture with ARCServe encrypted data backup and SAN based server-less clone technology. Architected and implemented enterprise VPN solution with Linux gateway for network access between US offices.

Contractor

Confidential

Responsibilities:

• Infrastructure planning and deployment of web application software for Confidential (The largest web hosting company in USA). The web-based software is used by Verio to help field engineers to detect network connections, and supply problems. The system collecting data, time, date, and tasks performed; from field engineers via web interface also support SMTP. Multiple task and multi-functions include: Linux/Windows NT/network system administrator, Apache/Weblogic Web Server Administrator, and software license manager. System configuration for network file share and domain name resolving, including Samba, BIND setup and configuration. Deployed enterprise firewall, web proxy server with IPCHAIN, SSH, SFTP. Deployed secure web site using SSL. Developed and maintained Unix shell/PERL scripts for daily task automation. Daily tasks also involved with a lot administration with Clearcase.

Senior Software Engineer

Confidential

Responsibilities:

• Online rating project for Qantas Airline: Using OO methodology designed and developed on-line rating system on UNIX and PC by using C/C++, Tools.h++, CORBA, Oracle, SQL*NET, Visual Basic, UML. The system is heavily integrated with financial accounting and yield management with Qantas airline.
• Aircrews Project: Develop and maintaining aircrew scheduling system software for different airlines. The software is used for crew scheduling, meal assignment, hotel assignment base on FAA rule and flight schedules. The software was developed on UNIX. Motif, C/C++, UML, Java. Java swing, Oracle, Perl, Clearcase, TCPIP/ FTP, Winsock, LDAP were used for the development.
• Air Cargo project for American Airline: participate the design and development of MVC (Model-View-Controller) Client/Server prototype for AirCargo Infrastructure team by using MSVC, CORBA, Neuron Data, STP, Tools.h++.

Software Engineer

Confidential

Responsibilities:

• Develop software for PET(Positron Emission Temography) Imaging system. The software is Unix based application run on HP-UX and Sun workstation. Work involved with Importing DICOM(digital Imaging and Communication in Medicine) Images to PET database which is build with Informix; Network testing and maintaining; designed and Implemented Startup and Shutdown procedures for PET software. C/C++, Perl and Informix are used in the PET system.

Programmer / Analyst

Confidential

Responsibilities:

• The CD Market Planner software allows an end user to select data stored on two CDs and generate various marketing reports based on user specification. These reports are then used in the periodical product performance evaluation of competitive products. Implement software enhancements and corrections to the CD Market Planner report generation software. Assist in the development and implementation of additional interactive utility software designed to assist CD Market Planner users in the creation of aggregate product classes.

Consultant/Programmer

Confidential

Responsibilities:

• Designed program output for Quest, a network task management system for Quaker Oats Company. Quest is used to perform unattended data processing and reporting across several networked computers. The system was written in FoxPro. Developed Excel macros to automate the import of data from the local database and export data into a spreadsheet or templates.