Systems Engineer, ICE Patriot Program, DHS
Raytheon
مجموع سنوات الخبرة :17 years, 5 أشهر
Systems Engineer, ICE Patriot Program, DHS (Raytheon, Nov 2012-Oct 2013)
• Conducted system integration and software functional testing.
• Conducted Performance testing using the Microsoft Visual Studio Ultimate Software.
• Worked as Configuration Management (CM) specialist responsible for the SharePoint software deployment to the Test and Performance cloud environments, managed software version control and using Subversion tags and branches throughout the agile software development lifecycle.
• Created new requirements and refined existing requirements that define acceptance criteria for project features.
• Created detailed design packages that included requirements, supporting user flow diagrams, user interface screens, database mapping to support development activities.
• Developed the Patriot System application User Guide, the System Administration and Operations Manual, and the Version Description Document (VDD)
• Technologies used: Agile Software Development Methodology, SharePoint Servers, WebSphere Servers, Oracle, JIRA and Microsoft Visual Studio Ultimate.
Software Engineer/Systems Engineer, N DEx, DoJ (Raytheon, Jan 2010-Nov 2012)
• Redesigned Ingest subsystem using J2EE technologies and processed XML data using IBM DataPower appliance.
• Performed ingest bug fixes.
• Tuned SQL statements, Hibernate mapping, and JBOSS application server to improve performance, and consequently met the SLAs.
• Conducted N-DEx System Performance testing using the SoapUI and Load runner.
• Conducted system integration and functional testing.
• Developed system specifications, functional and non-functional requirements, and Interface Control Documents (ICD)
• Defined and created design and code review process improvements to increase efficiency and quality of the software development process.
• Technologies used: Agile Software Development Methodology, Eclipse, Ant, Maven, JBOSS servers, DataPower, Oracle Servers, Subversion, Java, J2EE, Hibernate, Spring Framework, Terracotta and Ehcache.
* Design Driven Testing (DDT) - Test Smarter, Not Harder training, March 2012
* Object oriented analysis and design: Unified Modeling Language (UML), object modeling technique, and design patterns
* Application servers: Oracle WebLogic, JBoss, Tomcat, GlassFish, WebSphere
* Supporting tools and software frameworks: Scrum methodology using agile software development method, Spring framework, Struts framework, IBM Rational Software Architect, Rose, JIRA, Terracotta, Ehcache, Clearcase, RogueWave libraries, NetBeans, Eclipse, Ant, Maven, Version Manager, Subversion, TestTrack Pro, Serena Tracker, Rational DDTS, Toad, SQL Developer, JDBC, XML Spy, Altova Stylevision, Hibernate, JSP and Servlets. Training in IBM's WebSphere Process Server development technology (BPEL) used in build and run-time environments for SOA-based solutions. Web applications using SSL and X.509 certificates.
* Performance Testing Tool: Load Runner and Visual Studio Ultimate
* Databases: Sybase, Oracle, Derby and MySQL
* Process: SEI-CMM, CMM level 3 and level 4; ISO 9000
Subsystem Development Lead, N DEx, DoJ (Raytheon, Mar 2007-Jan 2010)
• Designed and developed Ingest application using popular frameworks like Spring, Hibernate, Maven, and applying OO design concepts, JEE design patterns, and best practices.
• Tuned SQL statements, Hibernate mapping, and Weblogic application server to improve performance, and consequently met the SLAs.
• Oversaw and supervised such activities as mapping data from contributing agencies into the N DEx Information Exchange Package Documentation (IEPD); transforming the data as necessary including the application of data sharing access policies; and validating the data per agency-specific business rules prior to sending the data to the discovery subsystem.
• Provided capabilities to the agency integration subsystem that allow contributing agencies to maintain access control over their data after submission, including removal from N DEx.
• Technologies used: Eclipse, Ant, Maven, Weblogic Servers, DataPower, Oracle Servers, Subversion, Java, J2EE, Hibernate, Spring Framework.
Client Development Lead/Architect, US-VISIT, DHS (Raytheon, Nov 2004-Mar 2007)
• Developed new functionalities using Java Struts framework
• Managed the development of a web-based client application (thin client) that can download Java Network Launching Protocol (JNLP) classes and communicate with devices (fingerprint scanners, machine readable zone (MRZ) card readers, and cameras) that are installed on a client workstation. As part of this application, developed a one-to-one matcher service, which was the first web service that US-VISIT/IDENT implemented using SOA.
• Provided timely resolutions to several critical client issues; proposed and implemented various user interface enhancements to enrich the user experience.
• Participated with the ICE development team to resolve technical issues related to their web-based 10-print IDENT application. Helped to merge the IDENT database into US-VISIT.
• Technologies used: Eclipse, Ant, Maven, Resin Servers, Oracle Servers, CVS, Java, J2EE, Hibernate, Struts Framework
Subsystem Lead/Architect, Earth Observing System (EOS), NASA (Raytheon, Dec 1999-Nov 2004)
• Designed and implemented new functionality using C++ and C.
• Managed the long-term design, quality, and integrity of the planning and data processing subsystem.
• Participated in all design and code reviews.
• Reviewed all requests to merge code changes that resulted from nonconformance reports (NCRs) to the baselined system.
• Managed NCR assignments for adherence to program schedule and priorities, including merging and testing of all NCRs assigned to subsystem.
• Technologies used: C++, Motif, Sybase Servers, Clearcase and DBtools
Awards or Special Recognition
* Technical Honors, Raytheon IIS, 2002
Software Engineer, EOS Project, NASA (Hughes Aircraft, Jun 1996-Dec 1999)
• Designed and implemented new functionality using C++ and C.
• Maintained existing code (in a time critical manner in response to customer needs)
• Conducted Integration testing with several subsystems.
• Technologies used: C++, Motif, Sybase Servers, Clearcase, DBtools
Technical Skills and/or Training
* Languages: Objective-C, Java, J2EE, C++, C, Python, Motif, Perl, Pascal, Basic, Fortran, COBOL, Assembly, and HTML
* Operating systems: Linux, Unix, HP UX, and Windows 2000/XP
* MS, Software Engineering, University of Maryland
* BS, Mathematics, University of Calicut, India * Earned Value Management System (EVMS) Certification * Raytheon Six Sigma Specialist