SUMMARY:

• AWS, Microsoft Azure, GCP, CenturyLink cloud Solutions
• Eight and half years in UNIX, Linux, Ultrix, Solaris, Fault Tolerant Stratus UNIX.
• Fifteen years in Suse, RHEL, CentOs, Fedora, Ubuntu Linux.
• Programming in Python, Perl, awk, sed, shell (ksh, c shell, bash)
• Team leader, Excellent Team Player and capable of working independently
• B.S. Industrial Electronics, M.S. Electronics, Studies of Ph.D. in EE and Computer Engineering.

TECHNICAL SKILLS:

Software: SDLC, HP Quick Test Professional, HP Unified Functional Testing (UFT), HP LoadRunner 11.52,11.0,9.5, 9.0, 8.1, 8.0, 7.6, HP Performance Center 8.1, 9, 9.5, 11, 11.5, HP Diagnostics, Business Availability Center, Test Director 7.6, HP Quality Center, SES modeling Software, Symbolic Mathematics Packages, S - plus5.0, Microsoft Office, Git, Github, Quality Management System QMS, Test Management System TMS, HP Perfview, Subversion 1.7, Splunk, Wireshark, New Relic, Selenium, Jmeter, IP Tables, Puppet, etc..

Programming Languages and Operating Systems: J2EE, Python, C, C++, LISP, FORTRAN, PASCAL, Assembly Language; ORACLE, SQL, UNIX (Solaris, UltraSPARC 10, Sun Netra 1140, FTX 2.2 SVR4 MP, HP Ultrix UX9.0, etc.), Windows (98, ME, NT, 2000, XP, 7), Linux, Apache, KSH, AWK, SED, SSH, FTP, Tcl, Tkl, Python, Perl with Web Libraries, HTML, JavaScript, Expect

Systems, Protocols, etc.: UNIX servers, PC's, Macintosh, IBM Web sphere, MQ Series, IMS,firewalls. Familiarity with the ATT telecommunications Network and the underlying technologies Voice over IP, ATM, Frame Relay, LDAP, S. Switching and the signaling systems (SS7 Network). ATM Network, Communications systems e.g. H323, SIP, ATM, Java, X.25, BX.25, TCP/IP, DNS, SNMP, MIBs, FTAM, NFS, CORBA, Cognos.

Cloud: AWS ( VPC, EC2, ELB, S3, Route 53, Dynamo DB, Cloudwatch, IAM, lambda, etc.) ; Microsoft Azure (Azure Vms, Storage, Virtual Networks, Resource Templates, etc.); GCP, CenturyLink, etc..

PROFESSIONAL EXPERIENCE:

Confidential

Solutions Architect, DEV/OPS, Advanced Deployment Engineering

• Pre-sales Pilot Installation on customer environment. Including critical customer devices and equipment needed to be monitored. In order to be facilitate the sale to the customer.
• Supported several clients in enterprise environment to design AWS, VMware, and Hardware for their Enterprise Monitoring Solutions needs.
• Solutions depend on their number of devices to be monitored, physical location, device organization, customer environment, number of users, network environments, physical or virtual environments, high availability, etc.
• Pre-sales Pilot installation for Izzi, Mexico City.
• Designed customers Production Architecture on the multihost monitoring solution Zenoss Service Dynamics 5
• Production Solutions included solutions in AWS, Vms on VMware, Physical Hardware, etc.
• Deployment of the application and configuration of the devices to be monitored, servers, firewalls, networks, etc. etc. (Zenoss Deployment Certification)
• Building AWS Zenoss Laboratory. America Movil Deployment Mexico City, Claro Deployment Quito, Ecuador.
• Deployment and delivery of the Monitoring environments for TRIARA (Monterrey, Mexico) in microsoft Azure, Vmware and Physical servers.
• Training Class Instructor for Monitoring I, II and Platform Administration I, II Triara Monterrey, NL, Larson Technologies, Mexico City, Izzi, Mexico City, etc.
• Deployment and delivery of Izzi Implementation in AWS, Mexico City.
• System Administrator for the AWS account for all the technical people in Confidential . Account creation, Rights and responsibilities creation, environment creation, etc.

Environment: AWS Cloud, Microsoft Azure Cloud, VMWare ESXi 6.0 &6.5, RHEL 7, Centos 7, Chef, Windows Server 2012, Zenoss Service Dynamics 5, Docker, Weblogic Server 7.0, 9.0, 10.0, etc.

Confidential, New Carrollton, MD

Senior Performance Engineer

• Short term contract to conduct performance testing on applications, component and Release Testing, and 1095B&C Load and Endurance tests.
• Accomplishment included: Deployment of applications AIR 6.2 release, ACA (Affordable Care Act) IR (Information Returns),

Environment: HP ALM Performance Center 11.52, Red Hat Enterprise Linux RHEL 6, Oracle, Windows 2007 R2, Windows Server 2008 R2, JMeter.

Confidential

Linux Administrator - Tools Specialist

• Procured server for merging two separate instances of Sitescope on hardware to the new VMware location, improving/correcting SiteScope and aligning Deployment Architecture.
• Helped to migrate physical severs to a private cloud Vmware environment
• Installed, configured, licensed and deployed and HP SiteScope 11.24.
• Reconfigured Alerts for different groups in order to maintain 24X7 availability of the servers. Servers include 627 Windows, 519 RHEL, 254 Centos, 77 ESX.
• Responsible for configuring enterprise tools for a large diverse environment to provide functional subject matter experts (SMEs) system availability and trending metrics. Developed Management Reports for availability, capacity, trending, and other reporting requirements. Defined system support requirements to include monitoring, capacity, and patching/updating. Analyzes and resolves program support deficiencies.

Environment: HP SiteScope 11.22, VMware vCenter Server 5.0.0, Red Hat Enterprise Linux RHEL 5, 6, CentOS 5, 6, Weblogic Server 10.0, Oracle, JIRA, Windows 2008 R2, Windows 2003 R2, Windows 7, Jmeter.

Confidential

System Performance Architect

• System Performance Engineer responsible for the 2014 IRS AIR / InFlowSuite and beyond Affordable Care Act (ACA) Information Returns (IRs) system Performance of the Proof of Concept (POC) on a Virtual Private Cloud (VPC) with Amazon Web Services (AWS)
• Analysis to evaluate / verify performance characteristics of the proposed system implementation for the IRS AIR /Inflowsuite in the IRS environment (simulated in AWS Private Cloud)
• Analysis to gain confidence that the IRS AIR/Inflowsuite was able to handle representative ratios ACA (1095A, B, C) and Legacy IRs (1099B, INT) anticipated peak volumes.
• Increasing workload conditions 3,6,12% to find scalability of AIR Inflowsuite and if the system fails to meet performance Requirements.
• Analysis of peak Day data and mix types of the Millions of IR (Information Returns)
• Analysis of the LoadRunner scripts, number of files, number of users, scenarios implementation of the correct load for the different load tests (345, 354, 363, 372, 380, 455 Million of IRs toggling different parameters).

Environment: AWS, CloudWatch, VPC, Red Hat Enterprise Linux 6.4, Jboss EAP CXF 5.1.2, Oracle RDBMS 11g, CA Directory, Windows 2008 R2, Windows 2003 R2, Ubuntu and Windows 7 Desktop, NG InFlowSuite, HP Loadrunner 11.52, Weblogic Server 11g, Websphere MQ 7.0.1.3.

Confidential

Python Testing Programmer

• ETL Python programming of the DOM XML parsing and comparison for verification of the Data migrated from the Google website to the Stata Database. Verification of the three databases: Pending and Registered Trademark Casefiles, Trademark Assignments and Patent assignments.
• Automated Testing as part of the Continuos Integration / Continuos Deployment with Jenkins. Modification of the Selenium tests that need to be upgraded for the Regresion Testing Package.

Environment: Red Hat Enterprise Linux 6.1, Windows 7 Desktop, SQLite 3.7, subversion 1.7. Python 2.6

Confidential

Senior Performance Engineer

• Performance Testing/Simulation of the em7 product. Finding limitations of the product increasing number of devices monitored, data collection and different hardware and software configurations. The maximum configuration had 120 Collectors, 5000 devices, etc. simulated by VMware devices, Linux Virtual Machines, SNMP simulators, etc.
• Updates to the Regression Package Testing software that uses Selenium.

Environment: Ubuntu Linux Desktop 11.10, Centos Servers, Windows and Mac clients, Python, Jenkins, VMWare ESXi 6.0 &6.5, vCenter, Simplesoft and Mimic simulators

Confidential

Performance and Capacity Planning Test Lead

• Capacity Planning involved management of the Real Time Capacity and moving load to optimize the capacity hours where we could the execute the workloads with batch load (not in real time). This was crucial in maintaining the mainframe without the need to be upgraded (Significant cost).
• Cost optimization of the mainframe loads that saved millions of dollars in costs by mainframe processing and delaying upgrading costs. Different load types require different response times and by optimizing classified demands we were able to obtain more from our processing.
• Installed, configured and deployed HP Performance Center 9.5 and 11.5. Three controllers and 8 injectors.
• Coordinator Release 2, 4 for the Performance and Capacity Planning team for 2011.
• HP Performance Center System Administrator and support. Troubleshooting and support off hours for testing activities e.g. injectors (load generator), administrator site, database, controller, data processor, etc.
• Designed, Planned and executed Performance Testing for the Benefit Admin Application.
• Asset Migration of the scripts, recreation of scenarios and monitors. Definition of projects (scripts, monitors and scenarios for application areas). Separation of project users with different hardware to avoid collision and hosing between projects and damage to injectors due to cleaning of results, etc.
• Designed, planned and executed Performance Testing for the SOW 020 Access to Real-time Enrollment and Claims Data Web service.
• Coordinated Release 2 and Release 4 for the Performance and Capacity Planning team for 2010.
• Installed, configured and deployed Sitescope version 9.5 and version 11.0.

Environment: zOS, UNIX servers, Windows 2003 Servers, Windows XP clients, IBM DB2 databases, HP SiteScope, Oracle Cluster Databases, Websphere 6.1, 6.2 and 7.0, Oracle Clusters, Wily Introscope, Cognos, HP QC, HP RUM.

Confidential

Principal

• Multimedia company, video productions, Special events, Digital Video and photography. Built the entire web portal with LAMP technology.
• HTML, CSS, Javascript, web development.
• Loaded and Configured a Suse Linux Server, with Apache web server, written in PHP language, CSS Cascading Style Sheets, and using MySql database for storing the information for the site. The template pages were designed with PHP.
• Designed, wrote Data collection package with development of Python, Perl, Web libraries, Ksh, awk, sed Scripts for the Data Analysis of the web portal.
• Measured GUI Performance testing response times and internetworking requirements on Suse Linux server.

Environment: Open Suse Linux11.1, Apache, MySQL5.1, PHP, CSS, Dreamweaver, Windows XP.

Confidential, Pittsburgh, PA

Senior Quality Assurance

• Testing of the Copperhead Release of the BitArmor product. Responsible for the testing for Shell Extension and Performance testing executing Perl and Python scripts. The Regression package scripts tested the API through the shell extension, different paths through the software, installation/Maintenance, drivers, and traffic to the backend server database.
• Used different environments to produce the scripts as well as to execute scripts.

Environment: Suse Linux, .NET Environment, Apache, MySQL 5.1, PHP, CSS, Windows 2000, XP, Server 2003, Vista, Perl, Python, VMWare.

Confidential, Hopewell, PA

Senior Quality Assurance

• Development and implementation of the Performance Engineering Process.
• Scripted in Python and MS SQL programming for the data collection in order to learn statistics such as the number of transactions per hour each day, the number of users, the number of procedures called, etc.
• Showed the progressive increase in the frequency of DB requests over years of use of the application.
• Investigated, planned, scripted, executed performance testing, with the HP Load Runner 9.0 of the AssetLink (ASP .NET application) a financial foreclosure application including 2.4.20.6, 2.4.21.5 releases.
• Tested early and discovered code that critically degraded performance of application. I stopped a major problem from going to the field. Identified slow SQL stored procedures that occurred in the business process that were needed.

Environment: ASP .NET Environment, Windows Server 2003, Microsoft SQL 2005, Biztalk 2000, Python

Confidential, Columbus, OH

Senior Contract Load Test Engineer

• Migration to J2EE applications running on Linux on IBM mainframes. Member of the 4-person team to maintain, script, execute Performance Testing for INET with 237 different applications for Confidential . Intranet 1 (253 scripts), Intranet 2 (43 Scripts), Intranet PT3 (53 Scripts), Internet (72 Scripts), J2EE (161 Scripts), SharedCompPT (64 Scripts), Billing (12 Scripts).
• Executed load testing for Property and Casualty Information Technology web - based applications. Including but not limited to J2EE, JMeter, C#, ASP .NET, Citrix, mainframe CICS, DB2 with Loadrunner, Performance Center 8.0, 8.1, logging defects in Quality Center. For releases PC1-06, PC2-06, PC2-07, PC3-07, PC5-PC6-07.
• Investigated, troubleshooted application performance issues on the field using Mercury Diagnostics, HP Business Availability Center. HP Sitescope.
• Scripted and executed individual Load Testing for different applications such as: The Learning Management System (LMS), Siebel Retail7.8, Nationwide Drive-In Scheduler,
• Scripted and executed Performance Test for Catalyst 2007 mainframe CICS, including applications as Business Auto (BA), Business Owners Premium (BOP) and General Liability (GL) region UNTAU42 for comparison testing for pre-build 4 against build 4.
• Assisted in the administration of Performance Center 8.1, 8.2 adjusting number of users, number of load generators assigned to what environments, creation of user Ids,

Environment: J2EE, Oracle 9i, DB2, Websphere 5.1, Weblogic 7.0, Linux, ASP .NET, Windows Server 2003, XML, SOAP, MQ Series, etc.

Confidential, Columbus, OH

Senior Quality Assurance Engineer

• Automated Tool evaluation and selection of the Automated Scripting Tool for Functional and Regression Testing.
• Load Testing of Web-based application Century On Line (COL), Visual Basic 6 windows application Century Information Management System (CIMS).

Environment: ASP .NET Environment, Windows Server 2003, Microsoft SQL 2005

Confidential, Columbus, OH

Senior Quality Assurance

• Linux Servers, Windows Desktop QA for the Web Properties and Publishing Development. Wrote, tested scenarios for different components of the Comet 1.0 Portal Development of Netscape com. Development in J2EE with Linux servers in the backend.
• Planned, wrote, and executed scenarios for Performance and Load Testing of Comet 1.0.
• Wrote Perl scripts to automate tasks for data evaluation for Performance tests.
• Executed Environment Testing of the QAR load (loading lab) before formal testing cycle.
• Executed, SNS 3.0 Backwards compatibility testing for AIM, NS, PF and webmail apps.
• Executed performance scripts for database backend written in Silkperformer.
• Executed Back-End testing of the WeatherBug application.
• Executed Celebrity, Rate-A-Buddy Performance Testing

Environment: J2EE, Linux, Tomcat, CVS, MySQL, Windows Desktop.

Confidential, Columbus, OH

Senior Quality Assurance

• Executed Test cases for a new application for letter formatting for a Web based Agent application. UNIX servers.

Environment: IBM Web Servers, Windows XP Desktop, Quality Center.

Confidential, Columbus, OH

Senior Quality Assurance

• Executed Test cases for the new version Maintenix Application an Aircraft maintenance system, defect finding and tracking in the MIDAS Web-Based project.
• Executed Tests against the Oracle 9i database of Maintenix.

Environment: .NET Environment, Windows Server 2003, Tomcat, Microsoft SQL 2005

Confidential, Columbus, OH

Senior Quality Assurance

• Load Testing of .COM Web Applications (LoadRunner, Test Director. QuickTestPro).
• Scripting & conducting load tests, analyzing results, reporting potential performance issues and creating statistical models to monitor performance deviation e.g.ERP systems Peoplesoft, wireless, etc.
• Recording and tracking defects through Test Director.

Environment: AS400, .NET Environment, Windows Server 2003, Tomcat, etc.

Confidential, Gahanna, OH

Principal

• LAMP - Linux, Apache, MySQL and PHP, application development.
• Migration of a Business Application to a Web - Based Client Server Architecture.
• J2EE development of the web pages.

Environment: Open Suse Linux9.0, Apache, MySQL, PHP, Tomcat, CSS, Dreamweaver, Windows XP

Confidential

Unix Performance Administrator

• Designed, planned, scheduled, executed and documented Statistical Analysis for Performance Engineering of the 7 R/E Packetstar Tandem/Toll One Link Manager. (PTS1.0, 1.1, 1.2)
• Designed, wrote Data collection package with development of Java, Perl, Web libraries, Ksh, awk, sed Scripts for the Verification / Performance /Capacity /Stability requirements.
• Developed Java Classes to glue code in order to be able to execute preliminary performance tests since the GUI was not completed.
• Measured GUI Performance testing response times and internetworking requirements on Sun Netra 1140 server and PC client machines.
• Anticipated software faults by stressing the system that resulted in elimination of defects on the product helping team in debugging them.
• Successfully reproduced faults occurring only Confidential the customer site in order for the team of developers to debug and analyze our code.
• Mentored, advised, and coached less experienced engineers in the complexities of the Architecture Design for Performance as well as methodologies and techniques.
• Developed Regression Verification Testing suite with win runner, Load runner, SILK.
• Innovated by building a simulator using our team’s sun Ultra SPARC 10 workstations as the elements of the Network running the SNMP load traffic. By doing this, it saved thousands of dollars in equipment recreating a real GX550 ATM Switch Network.
• Initiated increase on the level of responsibility and scope of the job assignments.
• Automated the Stability and Performance Package Suite. Package Suite ran over 36 Hrs and executed the necessary computations need for estimation of the Stability indexes.
• Assisted the System Architecture Review Board SARB on the issues regarding Performance modeling and budgets. Including laboratory measurements for Timings included in the model.
• Designed, planned, scheduled, executed, and documented the Performance / Stability tests for the 7R/E Packetstar Local Solution PLS One Link Manager (PLS3.0, R3.1). Including the web-based GUI, Voice over IP system using the GX550 ATM Switch, ATM network, H323 protocol, QMS Quality Management System.

Environment: Sun Solaris, Tomcat, Java Server Pages (JSP), CSS, XML, CORBA, Windows XP.

Unix Applications, Data Architecture of New Features, Business Analyst

• Collected Field systems data, data mining, statistics and computation of metrics for Analysis. Field Data included all the 36 Stratus Fault Tolerant FTS2.2 SVR4 MP systems currently operating on the USA.
• Redesigned of the CPDB (Call Processing Database) Feature that was deployed on every machine on the field for the 2DSD Application. The 1-800 Database. The NCP is a large highly reliable database used in various switched networks to provide a variety of calling services.
• Completed quantitative Data reporting from Field systems that Analyzed statistical data in different dimensions. E.g. Memory utilization, etc.
• Optimized the full usage of the underutilized machines without compromising the requirements of Performance, Reliability and Stability of the system. Customer saved millions of dollars with this optimization.

Unix Application Performance Engineer, Systems Architecture

• Estimated predictions for performance degradations for every feature introduced in the application.
• Negotiated with customer on features design and impact since success made the application oversensitive to Performance.
• Analyzed, predicted and documented new feature impact and design for customer.
• Designed, selected and modified according to performance impact of new features.

UNIX Platform Migration Study

• Designed, executed, analyzed and documented the Migration Architecture Study to the XA/R Atlantic Architecture.
• Delighted customer with Migration study. Executed Statistical Quantitative Analysis Data collection of overall behavior of machines moving in several dimensions with regards of types of call processing, increase of resources up to 8-CPU processor architecture, Advanced-800 and Basic-800, Cross Office Delay, low level measurements.

Unix Application Performance Engineer

• Designed, built and tested a prototype to emulate a Network Routing and Numbering (NRN) for Routing database architecture for international routes prototype simulation. A complex new service for a new Database for ATT Services. The prototype was built under time constraints for the customer to commit to new service.

Unix Application Performance Engineer

• Identified XA/R Architecture was no longer able to keep the level required due the tremendous growth in the network.
• Migrated the NCP Architecture from the XA/R Atlantic platform to CO-Polo Central Office Polo PA-8000 Platform (Stratus - PA RISC Processor) for the NCP applications.

Unix Application Performance Engineer

• Successfully improved the Cross-Office Delay (an average from 175 milliseconds to 125 milliseconds) by 28 % in the 2NCP5.0-2DSD5.0 database. Customer delighted because of multi-million dollar penalties if requirements are not met.
• Modified the architecture of the Scheduler that processed Real-Time Queries.
• Analyzed Statistically the Performance of the 2DSD Application. Items included such as Cross Office Query Delay, Query Throughput, Update Throughput, Update Response Time, CPU analysis utilization, process utilization, UNIX metrics. Achieved through the development of scripts, awk, Perl, Ksh, C code, sed.
• Created a Data Traffic Model of the 2DSD application (SES modeling software) using queuing modeling theory for the Performance Improvement of the 2DSD Application.
• Calculated Equivalent Basic Calls EBC (Linear Approximation) used for the Field Support and the customer to predict behavior under normal and overloaded conditions for different types of calls.
• Increased efficiency of Performance Package Suite by automating collection of manual measurements. Saving valuable time (~3 hour) every time the Package suite was ran.
• Documented Engineering Procedures from the new features that were in effect all the time in the 2DSD Engineering Guide document.

Unix Environment Business Analyst, Intersystem and Verification Engineer

• Verified the Universal Subscriber Data Structure USDS during the Verification cycle, Database new features and changes.
• Designed, planned, executed, scheduled and documented Network Element Testing for 1SD, 2DSA, 2CCP and 4ESS cycle, Developer’s Intersystem Verification for 2NCP5.0.

Sun Solaris Business Analyst, Reliability Engineer

• Researched and utilized complex techniques to preserve Reliability Confidential very high levels 99.999.

HP- Ultrix Performance Engineer, Verification, Quality Assurance

• Statistical Profiling for the System Verification of the Multi-Function Operations System (MFOS SR7.2) application, including the GUI, ORACLE database, processes, HP-9000- I30, HP-UX9.0 UNIX basic system metrics and several other customer needs.
• Designed, planned, scheduled, execution, and documented the Performance testing for the customer specific needs. Data collection obtained by development of Expect, C code, ksh, awk, sed, SQL scripts and stressing the overall application.
• Measured the Application’s Performance and System Verification of MFOS SR7.1. Customers were International Telecom Companies including NTT Japan, Telefónica Spain, several Provinces of China, Italtel Italy, etc. for the configuration, fault management, performance management and customer billing of their Telecommunication Networks.

Researcher

Confidential

• Designed a Digital controller for high-pressure valves