Roseller Juson

**** ***** **** ** 571-***-****

Chantilly VA. 20153 acs12s@r.postjobfree.com

Summary

Software Engineer with extensive experience in all stages of project life-cycle such as design, coding, implementing and testing in embedded applications using real time software solutions, and has an unwavering work ethic with an insatiable desire to learn and develop professional skills.

Technical Skill

Languages: C/C++, Java, C#, VB, Assembly, Python, PHP, Ruby, TCL/TK, Expect

Web Development:HTML, XML, XAML, ASP.net, JavaScript, LAMP, WAMP, Visual Studio.NET, Selenium, IIS, Apache2

Applications: GCC/CC, Sun Studio, Eclipse, Netbeans, SoftIce, TASM, MASM, ClearCase/ClearQuest, DDTS, CVS, RTA, RadioComm, Net-SNMP, Granite Inventory (Xng), AdventNet, TOAD, SQLDeveloper, dbXpert, WireShark, NMAP, Netcat, Nagios, Snort, IPSwitch, Cacti, Samba, Citrix, Norton Ghost, HyperV,VMWARE, Xen, VirtualBox OSE, SAP/R3, Micosoft Dynamics, SugarCRM, Tivoli, Netflow,HP Openview, Mercury QTP, Orcad, Autocad, Blender, Gimp, Adobe Acrobat

Operating Systems: Windows 2008 R2/2003/7.0/Vista/XP, Sun Solaris 10, HP UX, AIX, Linux, RTOS, VxWorks, Lynx, 3BUnix

Databases: Oracle, MSSQL, MySQL, DB2, PostgresSQL,SQLite

Protocols/Standards: 3GPP, 3GPP2, CDMA, UMTS, WIMAX, LTE, IMS, TCP/IP, RIP, IGRP, EIGRP, BGP, OSPF, IS-IS,

IPsec, VPN, Multicast, TIBCO Rendezvous, IGMP, CGMP, PNNI, ATM, Frame Relay, Ethernet,

DSL, IEEE 802.11a/b/g(Wi-Fi), VLAN, NAT,PPP, ISDN BRI/PRI, T1/E1, DS3, SONET,

ROADM, Bluetooth, RS232, GTPV2, S1AP, Diameter, AAA, S1U, S5/S8, VoLTE

Hardware: Samsung MME/SAEGW, Lucent Autoflex Wireless System, Lucent Flexent, Lucent 5ESS, Eagle STP,

Ericsson SCP, CISCO 7600/200/3600/2600, CISCO VOIP, EdgeMarc 5300, PIX, Barracuda Spam Box, SonicWall

Netopia, Tellabs OTS 7100, Linksys wireless routers, Agilent VSA, VNA, Spectrum Analyzers, Oscilloscopes,

Innocor, T-bird, Gnubi, Advisor, Spirent LandSlide, Aeroflex, Netscout, Call load generators, Protocol Analyzers,

Fluke Digital meters, Soldering iron, Panasonic SMT, In-Circuit Testers, Intel x86, PPC 6xx, 8051 Microcontrollers,

EEPROM, FPGA, ASIC, DSP

EDUCATION and TRAINING

Bachelors Electronics Engineering Technology, Devry Institute of Technology, Chicago Illinois 1995

Bellcore SS7 Administration, BellCore, Lisle, Illinois 1995

DSC STP Operation and Maintenance, Plano, Texas 1995

Ericsson STP Operation and Maintenance CBT, Chicago, Illinois 1996

Ericsson SCP Operation and maintenance, Plano Texas 1996

ObjectStar Object Oriented Programming, Amdahl (Fujitsu), Long Grove Illinois, 1996

Wireless Autoplex Networks, Lucent Technologies, Naperville Illinois 1997

Unix for programmers, Lucent Technologies, Naperville Illinois, 1997

Sun Solaris Administration II, Lucent Technologies, Naperville Illinois, 1997

Wireless Call Processing 101, Lucent Technologies, Naperville Illinois, 1997

C Programming, Lucent Technologies, Naperville Illinois, 1998

C++ Programming for non C Programmers, Lucent Technologies, Naperville Illinois, 1998

Visual Basic, Lucent Technologies, Naperville Illinois, 1998

Software Object Oriented Design, LPC, Lucent Technologies, Naperville Illinois, 2001

VOIP, LPC, Lucent Technologies, Naperville Illinois 2002

SONET, 7100 Optical Transport Networks, Tellabs, Naperville Illinois 2007

SONET, 7100 Optical Transport Networks Control Plane, Tellabs, Naperville Illinois 2011

Remedy, Herndon Virginia 2014

Spirent LandSlide, Herndon Virginia 2014

EXPERIENCE

Samsung (Repeat) Reston, Virginia 12/2011- 12/2015

Title: LTE EPC Software Engineer

Define LTE network architecture as well as features of LTE RAN

Implementation of LTE software and hardware solutions as well as theoretical analysis of the protocols and performance of various LTE Network elements

Analyze customer requirements, converting them into system requirements and system level design requirements

Negotiation of feature requirements, product requirements, KPI and protocol specifications with customers

Test and verification of software fixes

Support of Lab debug activities, providing SW patches and driving patch process

Commissioning/Decommissioning of hardware and software for Samsung LTE EPC Network

Provisioning of IPV4/IPV6 routing and ip-pools

Resolved LTE related issues and outages in Lab and Production environment

Installed and configured LSMC EPC and LSMR RAN components such as VMWARE, CentOS linux Servers, Solaris Unix, Windows Servers, Apache Web Server, Oracle and MySQL

Creation of Bash, Python, Expect, PL/SQL, Java,Visual Basic, VBscript, and Powershell Scripts for Automation, Monitoring, Report Creation, daily Web and logs reporting, and automation Linux administrative task

Installed and configured Cisco Routers, Dell R720 Blade Servers and EMC RAID Disk

Operation of Samsung Core Element Management System LSMC/LSMR

Configuration of Samsung SNMP with CentOS, Solaris Unix and Windows 2003/2008 R2/2012 R2

Installation and configuration of Nagios to monitor network services and host resources

Setup and configuration of EPC to eNB,EPC to HSS, EPC to DRA connections

Performed IOT testing between Samsung LSMC/R, ALU, Tellabs NMS, Cisco, Ericsson, Huawei, Netscout, Netcool, and HP Openview

Travel to the different field locations as necessary to perform job functions

Motorola Solutions (Netsource Inc.) Schaumburg, Illinois 08/2011 – 12/2011

Title: Software Engineer III

Lead Projects and or tasks to completion

Execution of manual and automated test scripts in a Systems Test environment

Deploy units under test (radios, repeaters), PC’s (box and OS’s)

Program units under test (using Motorola programming tools)

Manage the execution of test cases using Motorola Test management tool

Performed defect management using Clear Quest

Find, debug, and characterization of defects

Communication of test statuses and issues encountered during testing

Tellabs (Kay & Associates) Naperville, Illinois 03/2011 - 08/2011

Title: Software Test Engineer

Test and Validation of the following Tellabs Mobile Network Solutions (TEMNS) 3GPP LTE EPC such as the 7100 Optical Transport, 8800AR Cell Aggregation GateWay, SC600 Smart Core and 8600 CSR Multiple Service Router

Provisioning and installation of the ePCN and eUtran NE's such as HSS, PG-W, MME, SG-W and EnodeB using MetroWatch (Tellabs E2E NMS)

Performed Test Management, planning, creation and automation using HP Quality Center

Creation of test reports and status from Oracle database using Java JDBC and Perl DBI script to execute SQL queries

Execution and customization of automated scripts using Perl, Python and TCL/TK

Performed Regression testing of the 7100 Optical Transport Equipment

Identified and documented critical, major and minor defects

Created various optical and electrical network topologies such as Ring, Mesh, Linear Add/Drop and Multi-ring Interconnect

Tested Tellabs EMS gui functions such as 15 minute and 24 hr Performance updates, Cut Through TL1 session, Discovery, Installation Rollback

Tested various interfaces or transponders such as GBEP, SAN, TGLAN, 100FX, OTU1, OTU2, OC3 – OC192 and OC768

Tested different optical protection scheme such as DPRING, UPSR, and 1 + 1 APS

Monitored Optical switches and Network Elements such as Tellabs 7100, Cisco routers and SAN using Tellabs 7190 Element Management System

Tested 7190 Element Management System GUI functionalities

NEC Sphere(Technisource) Lincolnshire, Illinois 07/2010 – 03/2011

Title: Systems Engineer/Automation Test Engineer

Administration of Sphericall System Software components : Windows 2008 R2/SP2 Active Directory DC, IIS 7.0, MSSQL, MySQL, NLB, DFS, Exchange Server 2010/2007, Linux, VMWARE ESX and Microsoft Hyper-V

Installation and configuration of NEC Sphere virtualization components.

Created MOP's for problem resolution, Disaster Recovery and Backup and restore procedures

Created Automated GUI, SOAP and RIA testing using VisualTest, .Net, Selenium Ruby:Test Unit, SOAPUI, Eclipse JUNIT and OpenFire

Created .Net Applications using Visual Studio .Net C# for use in automated testing

Creation of Test reports and charts using Vbscript to execute SQL queries from MSSQL

System Test and Regression testing of the Sphericall VOIP system

Installation and configuration of the Sphericall Distributed Web Service components, such as Apache Web Server, Ruby Rails, IIS 7.0, BlazeDS, OpenFire, and XMPP

Configuration of SpheriCall and Cisco routers for network connectivity

Created test cases and identified defects and formulated solutions to complex field problems

Analyzed protocols such as SIP, CTIP, SNMP, LDAP and TCP/IP

Cricket Communications Incorporated, (Contract) Rolling Meadows 09/2009 – 07/2010

Title: Prepaid Services Operations Analyst/Senior QA

Provides Engineering support for VAST (Value Added Service Tracking), Legacy(IS-826) and Network Service Control Platform

Developed monitoring applications using Visual Studio WPF, and WMI (Windows Management Instrumentation )

Creation of complex SQL queries, WSH, Excel (Macros, Vbscripts, Pivot Charts), Perl, Python, DOS shell and Unix scripts for automation and Report Generation

Installed and configured Huawei and ALU eNodeB using LMT Tool

Performed LMT commissioning of ALU and Huawei EPC nodes: USN, UGW and HSS

Installed and configured Huawei and ALU EPC nodes;USN, UGW and HSS for Lab LTE trials

Installation, Upgrade and provisioning of VIP and Dialogic SIU G22/G32 hardware and software components such as Prepaid Software applications, Oracle databases, Dialogic SIU G22/G32 and Server hardware

Certification of hardware and software components for VAST live production environment

Resource forecasting and planning in response to business needs and requirements

Manage and monitored network services and application using Nagios

Used HP Quality Center for Test management

Operation and monitoring of live production VAST applications and WIN/SS7 network elements

Creation and analysis of Business and System requirements for VAST features

Analysis of charts, data, logs, TCP/IP, SS7, TCAP, ISUP and Diameter messages

Speedy resolution of failed transactions, critical production and Lab outages

Created and tested VAST test cases for regression and performance testing

Performed SOAP testing using Parasoft SOATest

Trained testers on SOAP testing

Created Test plans and MOPS

Provided 24 hour pager support

YourNet Connection Inc., (Contract) Schaumburg, Illinois 03/2009 – 06/2009

Title: Support Engineer

Provides technical support to a wide range of customer related issues such as spam, email, Web, IP

telephony/Asterisk PBX, network connectivity, intrusion detection and virus removal

Installed, Administered and configured Windows 2003, Linux servers, Apache Web servers, Email Servers, Citrix, Samba, MSSQL, MYSQL, FTP, SugarCRM, and Asterisk Open PBX Systems

Servers

Monitoring of Network devices, applications and resources using SmarterMail, Plesk, Ipswitch, Netflow, MRTG, Cacti, Netcat, Nagios

Setup of Virtual environments using VMWARE, VirtualBox OSE and XEN for evaluation and test of Asterisk PBX variants, Windows and Linux OS, and various applications such as CRM's, databases and Billing software

Created SQL queries using Perl DBI to extract Customer Data Records

Created MOP's for problem resolution, Disaster Recovery and Backup and restore procedures

Created and modified HTML, PHP, JavaScript, Perl scripts VBA, WSH, Powershell and web pages

Operation and administration of Apache Web Servers, Database Servers, Email Servers, Asterisk CentOS PBX equipment, Cisco Switches, Spam Boxes, Netopia routers and Dell Edge Servers

Motorola Inc. (SDI Contract), Arlington Heights, Illinois 09/2008 - 03/2009

WIMAX/LTE Software Architecture Group

Title: Software Engineer III

Develop, create and modify general computer application software or specialized utility programs using c/c++

Design and implementation of WIMAX/LTE test environment

Performed System Test, Regression Test, and DIT Testing

Performed testing and diagnostics of wireless equipment using Frequency Generators, Oscilloscope, Spectrum Analyzers, Multimeters and Protocol Analyzers

End to end testing of Data and Voice calls

Tested and modified perl and unix shell installation scripts

Tested MotoNMS GUI interface

Installation and configuration of Sun Solaris Unix Servers and Oracle Databases

Monitoring of Network Elements and Applications using Enterprise Management System such as MotoNMS

Resolve Lab related issues

Tellabs Inc. (RJ2 Contract), Naperville Illinois 05/2007 – 05/2008

7100 Software Verification and Validation

Title: Software Engineer

Test and development of the Tellabs 7100 Optical Transport Switch

Performed Test Management, planning, creation and automation using HP Quality Center

Performed Feature and Regression Testing

Installed and configured Tellabs 7100 from the ground up

Configured Cisco 6500 routers for networking 7100 switches

Monitored Optical switches and Network Elements such as Tellabs 7100, Cisco routers and SAN using Tellabs 7190 Element Management System

Tested 7190 Element Management System GUI functionalities

Performed testing and diagnostics using Agilent optical equipment, Gnubi, T-bird, Multimeters, Oscilloscopes, Frequency Generators, and spectrum analyzers

Tested SAN, GBE, MPLS, OSPF 7100 features

Motorola Inc. (MANPOWER Contract), Libertyville Illinois 11/2006- 05/2007

Linux Java Mobile Test Group

Title: Software Test Architecture

Lead Test Architect for the Mobile Multimedia features testing

Trained Test Engineers on Multimedia Testing

Defined and identified infrastructure requirements to support Linux Java Mobile testing

Implemented test and quality improvement initiatives

Optimized test suite and reduce test cycles by using defect reduction techniques and stream lining test cases

Oversees the Multimedia testing activities for various Motorola testing centers

Subject Matter Expert for Linux Java Mobile Multimedia features

First user testing of new Linux Java Mobiles (User Experience Testing)

Performed diagnostics and testing using RTA, Radiocomm, Fluke Multimeter, Oscilloscopes,

Spectrum Analyzers and Frequency Generators

Created online training and documentation for new Multimedia features

Motorola Inc. (MANPOWER Contract), Arlington Heights Illinois 02/ 2006 – 11/2006

AXPT Architecture Group

Title: Software Engineer III

Develop, create and modify general computer application software or specialized utility programs using c/c++ and Java

Created Perl and Python shell scripts to automate SNMP testing

Lead test Engineer and Subject Matter Expert for SNMP/Enterprise Management System Applications and Web Applications

Trained Test engineers on SNMP testing and configuration

End to end testing of HSDPA (High Speed Down link Packet Access), VOIP calls, and AXPT (High Speed Access points) features

Analysis SIP,MIP, and SS7 messages such as TCAP and ISUP to test and troubleshoot calls

Performed System Test, Regression Test and Feature Testing

Design and integration of various UMTS Network elements such as AXPT, Cisco routers, AAA, Radius, IWF/CGW, SS7, HLR, ISS, AXPT Manager, 802.11x, GTP Proxy, GGSN, Redback, and UMCS

Installed and configured Solaris 10, SNMP, Apache, FTP, SSH, SSL on Sun Servers

Performed testing and diagnostics using Frequency Generators, Spectrum Analyzers, Oscilloscopes, Fluke Multimeters, and Protocol Analyzers

Provided technical assistance and guidance to AXPT international deployments and demos

Created workarounds to Lab and Field related issues

UTStarcom Inc. (Oxford International Contract) Rolling Meadows Illinois 11/2004 – 02/2006

PDSN Total Control 2000 Test and Integration

Title: Software Test Engineer

Developed c/c++, Java, Perl PDSN application and features

Created expect, Perl and Python scripts for testing SIP and MIP calls

Tested SIP (Simple IP) and MIP (Mobile IP) call scenarios

Implemented SIP/MIP test environment from the ground up

Performed Integration of 3GPP2 Network Elements such as PDSN, AAA, Radius Servers, Cisco Router/Home

Agent/Foreign Agent

Monitored and tested Network Elements using Common Element Management System (CEM), HP Openview, SNMP Browsers, CA eHealth

Performed integration testing of CEM with HP Openview, eHealth, MySQL, MSSQL, and Oracle

Performed System and Regression Testing

Lucent Technologies, Naperville Illinois 12/1997 – 11/2003

Title: Software Engineer

Lead Common Facilities Administrator for Autoplex and Flexent simulated and virtual Wireless Lab environment

Lead Test Engineer for IOS project

Trained Test Engineers and Load Administrators on IOS testing and CLF process

Tested Software for the CDMA, UMTS, PacketCore wireless technology

Administered the Common Load Facility and package software updates for Field, Lab and Remote Testing

Created Perl and shell scripts to manage the Simulated Wireless Environment CLF

Performed integration of various UMTS all IP network elements

Performed SNMP, GUI and WEB interface testing on SoftSwitch GUI and Lucent NMS

Performed Regression and Feature testing

Performed in-depth analysis of SIP and IP packets using sniffers

Created dynamic HTML web pages for Software Update releases

As Lab support Engineer, resolved issues and outages in the Lucent Wireless Labs

Provided 24 hour pager support for Lab and Field issues

Amdahl (Fujitsu), Rosemont Illinois 01/1996 – 12/1997

Title: Senior Programmer Analyst (Kemper Insurance)

Administration and Operation of Windows Servers and Email Servers

Developed applications using object oriented technologies

Developed 3 tiered client server applications using VB, Java, c/c++, ObjectStar, CORBA, Middleware and databases

Performed Network and Applications monitoring using Tuxedo, Tivoli, and HP Openview

Administration of Windows NT, and Lotus Domino Server

Title: Tier 3 Support (Ameritech)

Provided Tier 3 support for legacy systems (IBM and Amdahl Mainframes) and middleware applications for telecommunication billing system

Developed Unix, Dos, Perl and PL SQL scripts for automation and monitoring of HP Unix, Windows NT Servers, and Oracle Databases

Motorola Incorporated Schaumburg, Illinois 06/1993-12/1995

Title: Clean Room Environment Operator/ Technician

Operation and maintenance of SMT machines

Test and Assembly of Crystal oscillators and Cellular phones

Developed and tested process documents for SMT and Crystal manufacturing operation

U.S. Robotics (Olsten Services) Skokie, Illinois 10/1992-06/1993

Title: Electronics Technician

Test and assembly of Courier, Sportster Modems, and Total Control 1000

Operation and maintenance of SMT machines

Performed manual soldering of surface Mount Technology components

Tested Modems using In-Circuit testing

Fixed and troubleshoot Modem problems using Oscilloscopes, Spectrum Analyzers, and Multimeters

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