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Technical Architect Resume Example

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TECHNICAL ARCHITECT
Professional Summary
Telecommunication Professional with years of experience in developing network solutions for customers using vendor wireless/wireline products. Proficient Engineer with broad-range national /international experience.
  • Ownership : V4B ( VoLTE for Business ), VoLTE Rollout (E2E), $50 Million Disaster Recovery Project, Created New product Planning Lab that generated $10million/Year from Bellcore testing.Resolved network management anomalies on wireless/wireline core network infrastructure and IP networking.Wrote 20 network/equipment related MOPs based on standards and protocols(3GPP,4GLTE,Wi-Fi, WiMax, Video, PS/CS, VoIP, SIP, SONET), Cloud Architecture testing & Server Virtualization 
  • Successfully migrated voice traffic from one platform to another without disrupting of service  during maintenance window.
  • Created Technical Support Department from ground Zero to a multi million dollars group. Provided Technical support to Sales/Marketing team by simulating in the Lab for the purpose of Tier1 and Tier2 customers.
  • Designed Virtual  Cloud and deployment of  Cloudera Distribution Hadoop on AWS platform. Identified  virtualization and testing those items in a private lab. 
  • Received award for Completing E2E projects based on Network Signaling standards, interfaces and protocols (IMS/VoLTE, Storage and Virtualization) 
Skills
  • LTE, IMS, VoLTE, CDMA, UMTS, SONET, SDH, Integrated BGCF & MGCF, PSTN
  • SIP, Diameter, IR94, BSS/OSS Data warehouse, SS7, SDN/NFV, WebRTC, AWS, Open Stack
  • UNIX/Linux, CVI, HP Basic, TL-1 , sql, XML
  •  Project/Product Management
  • Tektronix Iris-IMS, EPC, Hasati, Fetch, QXDM, QCAT, Wireshark, Access7 Geoprobe traces 
  • MS Office, Sharepoints, Websequence, AutoCAD, C-VI, Secure CRT , Clearcase, Clearquest, Agile
Work History
Technical Realization Architect (End to End-VoLTE/IMS/PSTN)06/2014 to 12/2015
AT&T – Dallas, TX

Diagnosed,resolved, developed, and documented  overall architecture of systems including hardware and software. Researched and recommended LTE/IMS technology to improve the current systems.

  • Contributed to roll out, deploy, migrate, and validate VoLTE (E2E) services in US markets.Drive troubleshooting bridge of various vendors (Cisco-SPGW, Ericsson-EPC/RAN, ALU-SBC/EPC/RAN) for complex network issues, root cause analysis, and formulate correction plan to optimize network utilizing protocol analysis applications such as  Tektronix IRIS, and Wireshark.
  • Analyzed and interpreted IMS network elements solutions involving E/// ALU elements - HSS-FE, HSS-BE, I/S CSCF, CCF, CTS, SBG, SCC-AS, MRF, and associated EMS  SIP Signaling & Call flows of Diameter Protocol .
  • Prepared consumer data from PAPT (ATT defect reports) and enabled ALU core shakedown team to evaluate 50~70 problem( VoLTE ) issues and generated 14~20 potential unique cases(LTE/IMS) per week.
  • Analyzed fault reports and created test cases to resolve technical issues across different elements of LTE/IMS network.Managed the issue escalation process.Developed  MOP (Method of Process) to locate and identify configuration and intermittent faults in IP networks. Evaluated VoLTE KPI in assigned markets.
  • Created/Resolved JOTs (Joint Operation Trouble ticket) and open QC that includes SAM support, lab trials, production, and end to end call scenario testing. Used high level troubleshooting technique for ping times, accessibility, retainability, and low throughput.Oversaw a decrease in average daily number of trouble tickets by 30%.
  • Attended NOL (Night of Volte Market launch) for technical support. Adapted and modified standard techniques, procedures and criteria to solve complex problems and able to let ALU and Ericsson to complete their 2 round End-End QoS auditing.
  • Diagnosed and resolved complex integrated field issues for implementation, add-on, maintenance support of voice, data, and VoIP.
  • Defined OSS/BSS work flows and interfaces for IP based enterprise services (Rf/Ro, Cx, Gm, Sh) based on Diameter XCAP Protocols.Performed Gap between the Rf interface specifications. Modified BSS/OSS call flows specially for charging and billing features(ACR/ACA)















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Director of Technical Support/Mkt (BSS/ZTE Core)01/2008 to 02/2014
AirWalk Communication – Richardson, TX
As the Director of Technical Support and Services, my overall responsibilities were for the end to end Support and  management of Small Cell, Femtocell services for CDMA, LTE(CSFB), 1X/EVDO and UMTS products. Provided pre and post sales technical support to our Sales/Marketing team.Direct support  to STIC, and FIT Lab for certification of first Enterprise Femtocell product. Test cases were executed in ubeeAW lab in Richardson and then at Sprint STIC/FIT lab in KS for validation.
  • Led the team of  6  members.Provided solutions to cutover from Ericsson to ubeeAirwalk  for Software Delivery, upgrades, re-homes, and troubleshooting of the technical issues.
  • Ran and analyzed end-to-end interoperability testing in Lab and Field environments for (SIP, RTP, UDP, SCTP, MGCF&SGW- ISUP, M3UA , and SS7 for L1 TO mtp3)protocols  
  • Performed systems engineering life cycle analysis of the S/W and H/W deliverables.Delivered EV-DO  phase One prototype implementation using VxWorks real time OS.       
  • Created a automation process for new and existing customers on Solaris Server that includes configuration, library creation, directory setup, MySQL installation, extract images, and client script to create base station manager(GUI) system.      
Senior BSS Engineer/Program Manager (CDMA 2000-1X, EVDO, UMTS ) 06/2004 to 01/2008
Huawei – Plano, ID
  • Participated as BSS Engineer/Technical PM for first North American deployment of Cleartalk and Cricket Wireless Network.Modified standard techniques, procedures and criteria to solve complex problems(BSC,BTS, PDSN, NMS)
  • Responsible for cutover from Ericsson-to-Huawei in Reno, Nevada. Provided hands on technical support to the Ericsson and Cricket communication engineers
  • Analyzed and interpreted data from Network Infrastructure, Radio Communications, Base Stations, Engineering, Site surveys, Site Engineering, and site drawings.    
  • Conducted  field trials and other Engineering activities as directed by the Core integration management team.Performed PAT (Preliminary Acceptance Test) tests with installation engineers according to test procedures.
Transmission Expert02/2002 to 06/2004
Lucent Technology – KSA
  • Supported Lucent Optical and third party products which include: DWDM, DACS, ADM's. Conducted the investigation and network problems, using remote access ( ITM-NM, SNMS ).        
  • Verified the PAT (Preliminary Acceptance Test) on Siemens and Lucent Transmission Equipment for disaster project. Participated in bid evaluation process ($50M).Maintained documentation for all telecommunication systems, including equipment inventory and floor plans.
Network Transmission Engineer/PAE07/1998 to 02/2002
Alcatel – Plano, TX
  • Performed interoperability on Cisco Router, Ai Switch, with ALU OC3/12/48 BLSR POS.Optimized centralized system through Alcatel 1354 Network management(fault location, remote inventory and SW downloading).
  • Modified standard Bellcore techniques, procedures and criteria to solve customers live complex problems.
  • Provided customer support for maintaining products after installation. Involved in product life-cycle and provided information to the network engineering 
  • Designed, installed and maintained E2E Lab network for internal and external customers demonstration.
Test Engineer, Planning Support08/1993 to 07/1998
Fujitsu Network Communication – Richardson, TX
  • Tested and installed Transmission products (OC3/12/48/192) and reduced the  product unit testing time by a 12% (Saving over $4 Million)  
  • Conducted BellcoreNMA/OPSINE tests on OC3/12/48 Transmission products using OSI 3/7 Layerlinks.Extensive work with OSI-7 layer model, network interface card, 10BT, LAN, X.25 packet switches, hubs
Education
Bachelor of Science: Electrical EngineeringUniversity of Texas At Arlington- Arlington, TX
MBA: General Business/ManagementAmberton University- Garland, TX
Accomplishments
  • Awarded High-Five President award from ubeeAW and Alcatel for resolving tier 1 customers technical critical issues. 
  • Reduced the unit/Backplane testing time by a 12% (Saving company over $2 Million hence received promotion and raise).
  • Improved rate of resolved tickets by implementing "Network Automation Fault Log"
Other
  • US Citizen
  • Consortium & Event Participation : ICUPC-Dallas, CTIA-Las Vegas
  • Chairman-Technical Education Committee _IACC (Volunteer Organization)
  • Hobby-Fishing, Badminton, Basketball
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Resume Overview

Companies Worked For:

  • AT&T
  • AirWalk Communication
  • Huawei
  • Lucent Technology
  • Alcatel
  • Fujitsu Network Communication

School Attended

  • University of Texas At Arlington
  • Amberton University

Job Titles Held:

  • Technical Realization Architect (End to End-VoLTE/IMS/PSTN)
  • Director of Technical Support/Mkt (BSS/ZTE Core)
  • Senior BSS Engineer/Program Manager (CDMA 2000-1X, EVDO, UMTS )
  • Transmission Expert
  • Network Transmission Engineer/PAE
  • Test Engineer, Planning Support

Degrees

  • Bachelor of Science : Electrical Engineering
    MBA : General Business/Management

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