Software Test Engineer

Patrick Ngo

**** *********** **. *-**** address: *************@*****.***

Richardson, Texas 75082

Home Phone: (972)(671-7970)

Mobile Phone: (972)(365-4188)

SOFTWARE TEST ENGINEER

My career objective is System Verification Software Test Engineer to test and verifies the qualities of wireless system of GSM/UMTS Voice over ATM, Voice over IP (VoIP), and VoTDM with OC3 ATM and TDM cards. Software upgraded to the system and features testing. Good communication and team works.

TECHICAL SKILLS

Operating Systems: Sun Solaris, UNIX environment, OS, Vxwork, Window 98/NT, XP, 2000

Programming Languages: C, C++, Perl, DataBase, SQL commands, Linux, Tcl/Tk

Telecom Protocols: H.248/UDP/IP/ETHERNET/ATM, PSTN, Q2630/MTP3/SAALLNI/AAL5/ATM, TCAP, SCCP, MTP2/MTP3, M3UA/M2UA, TL-1, TCP/IP, ISUP, OC3/DS1/DS3, SDH, T1, LAPS switching protection, and Voice over ATM (VoATM), Voice over IP (VoIP) on Media Gateway (MGW).

Interfaces : Ethernet-interface using 2pGPDsk 4pGige card, A-interface, PSTN-interface, Iu-interface, Nb and Nb’-interfaces.

Switches: Passport 15K, Aggregation Note (AN), Mobile Subscriber Center (MSC DMS-250).

Test Tools: Quality Center, Mercury Quality Center, Test Director, Oscilloscope, Spectrum Analyze, Agilent 8960 Wireless Comm., LabView, Packet Generator, Quick Test Professional (QTP), Common Automatic Test Tool (CATT), GPRS Automate Plateform (GAP), H248 Traffic Simulator (Hurricane box), Message Generator Traffic Simulator (MGTS).

EXPERIENCES

Samsung, Richardson, Texas 02-07 – 07/08

CDMA, GSM, Verizon, T-Mobiles

Terminal, Battery Life & Accessories

Software Test Engineer

• Setup and configured Agilent 8960 (Simulator), and verify the mobile is register.

• Generate and execute test plan and test cases base from the requirements.

• Write detail test cases and execute.

• Use active to run the standby and talk time live network and capture the current.

• Use the test tool called Data Log to calculate the total time that the battery can be used.

• Download and upgrade to the latest version software version and run regression test.

• Report and maintain the defect log, creation the test reports and other test compatibility, and quality metric.

Nortel Networks, Richardson, Texas

Wireless Software Verification Test Engineer 2002 – 02/07

• GSM/UMTS Voice Core Media Gateway Product Test Verification (Passport 15K).

Implementation, configuration, provisioning passport 15K R4 Bearer Independent Core Network (R4 BICN).

• Provision and configured OC3 cards using Vt1dot5 and verify all DS1s all up in-service.

• Using OSPS (Open Shortest Path System) to provision the routers.

• Download and upgraded switch, passports system to the latest software.

• Provision the T1s (DS1s), and trunk are up in-service.

• Very experience writing test plan and writing detail test cases.

• Conducted external and internal reviews of the Test Plan and Test cases.

• Using Traffic Generator to connects to Ethernet Interface (Mc Interface) with protocols H248/UDP/IP to generate messages with the same call server, and R4 Bearer Independent Call Control (R4 BICC) with Voice over ATM (VoATM).

• Verify the traffic rate and the capacity of system provided by OC3 ports.

• Executed test cases on system robustness which uses the traffic Voice over ATM, and Voice over IP which uses A-Interface, Mc Interface, Nb’ Interface through the Media Gateway (MGW) running on the background.

• Verify the capacities of the whole system and verify robustness redundancy functions on the hardware, software, sonnets, and ports.

• Worked with the software teams to report, tracks, and resolve all software issues.

• Write unix scripts to capture the logs.

• Update and verify the documents respected with ISO9000 requirements.

Nortel Networks, Richardson, Texas

Wireless Packet Core Data GPRS Product Test Verification 2001 - 2002

• Developed and executed Test Plan & Test Cases (using C++ in GAP environment) for UMTS Base feature QoS (Quality of Service).

• Executed Test cases with passport 15K acting as Wireless Gateway and Shasta GGSN.

• Provisioning the passport 15K and the Shasta GGSN.

• Test and verification Reset Resource feature.

Nortel Networks, Richardson, Texas 2000 - 2001

SPM System Verification Test Engineer

SPM Software upgrade/downgrade Test Verification (DMS-250).

• Sanitized SPM software load.

• Download SPM software and in-service upgrade while calls are running.

• Download SPM software and in-service downgrade while calls are running.

Fujitsu Networks Telecommunication, Richardson, Texas

Test Technician III 1990 - 2000

System Cabinet Test & FLM (150, 600, 2400) unit test.

• Test and troubleshooting PCBs 150, 600, 2400 FLM (Fujitsu LightWay Multiplex).

• Team lead of Test and troubleshooting Cabinet CO system, and Racks (COT, RT).

• System cabinet test verification of Central Office (CO).

• Generate Test Plan and Test cases for each unit.

TRAINING

• Bearer Independent Call Network (R4 BICN) overview.

• Bearer Independent Call Control (R4 BICC) overview.

• UMTS Technical overview.

EDUCATION

University of Texas at Dallas 2000

Bachelor of Computer Science

GPA : 3.3

East Field College (Dallas TX) 1990

2 years Of Associate degree in Electronics

OTHERS

US Citizenship

Languages : English, Vietnamese

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