Customer Support Quality Engineer

PROFESSIONAL SKILLS

Responsible for deployment designs and support of wireless circuit and packet core, LAN & WAN networks and performed site and off site support

Extensively used Alcatel TSS, optical switches and Nortel passport,

Cisco routers, ONS 15454, various switches and testing devices. Documented network design and implemented procedures to be used in the field. Utilized routing, T1, T3, OC Sonnet, RIP and other Networking protocols.

Network Engineer – NOC, GSM, UMTS, CDMA, UMA and WiMAX

Working knowledge of wireless carrier data services on CDMA and GSM

Guide and inform clients in the operation and maintenance of equipment, Discuss open tickets with customer and resolve if authorized

Troubleshot and resolved network routers and switches issues. Investigate root cause analysis.

System Engineer

Established processes to evaluate and minimize outage

Managed monitoring tools to ensure network reliability like T-bird, I-net, network sniffer, EMS, HP open view and Java GUI

Provided hardware diagnostic, troubleshooting, and coordinate services.

Collected and analyzed trouble reports to solve customer issues

TAC Support

Supported wireless broadband LAN & WAN networks,

Performed onsite and remote support use different customer tracking ticket systems

Documented network design and implemented procedures to be used in the field

WORK HISTORY

Superior Detailing and Design, Fountain Valley, CA July 2019 to present

Steel Inspector field engineer

Supported remote engineering when needed

Created cost effective field solutions and sites engineering

Investigated field fit up issues

Checked infield as built conditions for compliance with design provisions

Conducted design and calculations implementing American Institute of Steel

Construction, OSHA and local codes.

Duties include coordination between steel erector and general contractor

Nokia Inc. CSS/Contract, Plano, TX - Dec 2015 – July 2019

System Integration and Testing

Work as part of Nokia's functional, load & performance tests and launch LTE network for Verizon Wireless across multiple markets.

Supporting RAN, 911, alarms troubleshooting parameters changes

Duplicate site integration issues, upgrades, post migration testing, alarm management and troubleshoot on-air issues.

Monitor and test traffic, troubleshoot degradation, perform parameter updates and work with field operation to resolve hardware, commissioning, configuration issues.

Work with multi-disciplinary teams as well as reporting to customer to resolve issues as per performance SLAs.

ATT, DamcoSoft (Subcontractor) Plano, TX- Jan 2013 - Feb 2015

System Testing

Fault management designing & delivering automated testing on network alarm testing and new SW releases

Planning, lab configuration, alarm verification and testing

Coordination with developer, troubleshooting and checking logs for faults

Verify system requirements and writing test cases to verify system test success.

Working with different teams in order to plan for successful new release testing.

Experience with HP QC and other tools to upload test cases records.

Test automation with in house automation software.

Knowledge of HTTP, REST, XML and SQL technologies

Tektronix, Fusion Solution (Subcontractor) Plano, TX- Feb 2010 - Novomber2012

System Engineer

Maintain and work on AT&T large network WAN and LAN.

Monitor switching networks, fiber strength and usability for Texas and Ohio

Load balancers experience, TCP/IP version 4 and 6 certified

Network expansion support, commissioning and requirements reviews

Service and delivery, maintain customers tickets, systems test and upgrades

HW&SW repair, addition, troubleshooting, and workaround

Maintain servers network recording and utilizing wire shark logs

Lab testing, remote demo to customer using share desktop, zoom or WebEx

Customer interface, ticket managements and escalation to SW R&D groups

Fiber and network connectivity to insure the float of recorded information

Check and troubleshoot different signaling and call trace through the network

Testing live and in the lab, monitoring, Quality of service requirements

Call trace, Signal strength measurement, tracing and troubleshooting

Alcatel-Lucent- Nokia, Plano, TX- Nov 2005 -Jan 2010

System/Testing Engineer

Testing new T-Mobile switches and coordinaating with customer for recovery

Escalate to higher level within T-Mobile or Alcatel

Drive testing 911 testing, drop call testing and temp data collections

Implement networks like UMA, WiMAX, LTE and UMTS

Assist to install servers and patches for different applications as requested

Support and Implement configuration design and deployment of large network

Writing/updating MOPs for Implementing and testing new expansions

Remote troubleshooting, installation and setup VPN on network

Maintain Voice/IP switches interconnected through optical network

Support, software testing, implement switching including Cisco routers

Implementation and support of Optical Alcatel 1671 and Omni switches

L2 switching and network understanding and configuration.

Lead the SS7 signaling expansions, check load balancing, tweak as needed

Support GSM call translations and new implementations of SS7 over IP

Mycom International/Nortel Support Richardson, TX- Jun 2004 - Oct 2005

Network Engineer

Software testing Including Java applications, Oracle application and tuning

NIMS Proptima Networking optimization tools server installation/support

Unix Intel Solaris, Linux, and Unix Sun/Sparc installation and integration

Health check of customer network daily, Finding root cause analysis, work with customer and R&D to resolve and escalate to R&D

Utilizing and maintain different customers tracking tools and issue associated reports to managements dailey

Global MyProptima Support for Nortel (PC network version)

Oracle network optimization system installations, Testing and support

DB administration, parameter data modeling, Design, Tuning, testing and bulk transfer

Worked on Erickson GSM Wireless 2000 and TDMA 884 systems and base station Installations, Integration, testing, software upgrades, HW&SW diagnostic and configurations, and RF testing parameter changes.

Responsible for customer support, testing, and troubleshooting on Mini Cell and regular GSM RBS.

Worked on deployment, testing and support of GSM/GPRS and CDMA systems

TelOptica Networks, Richardson, TX- March 2001- May 2004

Network Verification and Quality Engineer

Performed system software verifications, network design validations, writing and implementing test cases, DWDM, MSP, XML, ADM, ONS 15454 and other optical networking implementations and verification.

Analyzed software system utilization, customer support, worked in detail with optical networks and equipment.

Expert level knowledge in IP routing protocols such as BGP, IS-IS, OSPF and RIP and of signaling protocols such as RSVP-TE and LDP.

Extensive knowledge of VPLS and QOS standards.

Detailed knowledge of ethernet, ATM, SDH/SONET, Frame Relay, Packet over SDH/SONET, WDM, wireless technologies, Access technologies (DSL, cable, and lease lines), Layer 3 Traffic Engineering and L2 Traffic Management.

Extensive experience in network management, Operation Support Systems (OSS) and Business Support Systems (BSS).

Nortel Networks, Richardson, TX- May 1997-April 2000

Data Network Engineer

Worked on Passport 15k. Network implementation and network verifications. Worked on video voice and data network on high speed access.

Integrated Passport with other switches in different types of networks including CDMA GPRS and DSL/DMS.

Experience with Sun & HP UNIX, SS7, Linux, Unix and DMS Full installations.

Effectively used and managed HP Open View and NMS tools. Full understanding of ATM, FR, ILS, XDSL, routing, radius, DNS, networking servers and TCP/IP.

Familiar with BSM cellular equipment maintenance, and database upgrading.

Performed neighbor list updates, configure RF parameters, network status, TEMP tools with drive testing and System performance monitoring.

Proficient in TCP/IP, FRAME RELAY, and ATM.

EDUCATION

Bachelor of Science in Computer Science - University of Texas at Dallas 1992

SKILLS

Microsoft Office

DOS

SQL

Java Testing

Work Flow

Software Lifecycle

Installation Procedures (MOP)

Windows Unix Linux

UNIX

C, C++

Pascal

Certifications:

UNIX Admin and Oracle Data Base Administrator - Southern Methodist University

Passport and TCP/IP Global Knowledge - Nortel Networks

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