Sytem Verification, LTE , WCDMA , Wireless Communications , RRC , RLC
Aktualisiert am 29.05.2024
Profil
Freiberufler / Selbstständiger
Verfügbar ab: 29.05.2024
Verfügbar zu: 100%
davon vor Ort: 100%
Project Management
Test Manager
Program Management
5G wireless
modem chipset testing
Long Term Evolution
Internet of Things
OSS
Mobile Chipset Testing
RRC
RLC
Telecommunication
Netzwerkmanagement
SNMP
5G connectivity
IoV
system verification testing
Integrationstest
Software-Testing
5G vertical industry
Deutsch
Mittelere Stufe
Englisch
Fliessend

Einsatzorte

Einsatzorte

Deutschland

Großbritannien

nicht möglich

Projekte

Projekte

June 2013- till date

Freelance Consultant Operator   Approvals (Intel Mobile Communications, Germany)

 

  •   AT&T Modem/device requirements verification   according to ADAPT 10776 specification
  •    Preparation   of LAB ENTRY requirements for ADAPT FIH6260 and FIH7160 Operator Approval
  •    Support and   Management of Certification Test Houses hence speeding up the chipset   Approval
  •    Support   AT&T Onsite Engineer during Joint Testing during the Approval Process
  •    Execute test   cases from different network simulator vendors like R&S, Anite , Spirent   and Anritsu
  •    Analysis of   modem logs and creation of error report
  •    Technical   co-ordination with AT&T Teams and Intel Teams across different sites   (Bangalore, USA , Nuremberg)

 

 

Mar 2010- May 2013

LTE System Verification Engineer (ST-Ericsson,Germany)

 

 

  •   Responsible to specify the test cases corresponding   to a work package (LTE Feature Set)
  •   Design, Implement and  Execution of the test cases using Anritsu   RTD (Rapid Test Designer) in the target environment
  •   Version control of the test cases using clearcase
  •   Perform log analysis of the complete UE software per   test case execution
  •   Report errors and upload test case execution results   in the error tracking tool
  •   Development of Automation Environment for Anritsu   Test Suite
  •   Execution of Automated regression using Wolverine   Extreme
  •   Host testing of UE L23 Protocol stack using AniteSAT(H) 
  •   Some of the LTE features worked on are UL/DL HARQ,   IRAT(LTE<->WCDMA) Security Mapping, Paging, Idle and Connected Mode   Mobility etc 

 

 

Oct. 2009- Feb 2010

Senior 3G RAN Technical Analyst (Nokia   Siemens Networks, South Africa)

 

 

  •   Responsible for case handling 3G Radio Access   Network for the completeVodacom,   South Africa  and MTC, Namibia Network that includes NSN Equipments (RNC2600 and Flexi BTS)   and Ex-Siemens Equipments (Siemens NEC RNC750 and Siemens NodeB 880/440)
  •   Supporting customers directly for any issues related   to KPI’s, Performance counters, O & M, call processing, Mobility,   hardware, software upgrades, installation, commissioning, provisioning,   throughput, performance enhancement and network outage.
  •   Providing first level support to the customer and   interacting with level 2 and level 3 support groups and development teams   across the globe.

 

 

Sept. 2004- Sept 2009

3G System Verification Engineer   (Nokia Siemens Networks, Germany)

 

 

  •   System verification and system integration testing   of 3G Radio Network Controller (Siemens NEC RNC750 and Nokia RNC2600) along   with Siemens NodeB 440/880.
  •   Testing UTRAN RNC Key Performance Indicators (KPI ),   For example: RRC Connection Setup, RAB Assignment, Call setup success rate,   Radio Link Setup/Failure, Mean User data throughput on Iub/Iu/Iur Interface   (PS/CS) 
  •   System Verification testing related to 3G call   handling (CS/PS) , O&M and CFP (Configuration, Fault, Performance   Management for WiMAX Network Elements (WXBTS, ASNGW ) using Nokia NMS/EMS   (OMS,NetAct) as well as Siemens Radio Commander
  •   Remote Integration using NetAct   Configuration/Performance/Fault Management using tools like NetAct Plan   Editor, NetAct Configuration Manager, CM Reporting tool etc
  •   Integration and troubleshooting of Nokia RNC and   Siemens Node B
  •   Creation of the Test Plan, Test Specification and   Test cases in accordance with customer requirements and FRS (Feature Request   Sheet)
  •   Planning and design of complete test strategy for   new features/ sub features for each software release
  •   Troubleshooting problems and analysis of L2 and L3   layer protocol stacks using standard test tools/tracers: Tektronix K1297,   Agilent Signaling Analyzer, Interwatch IW95000, ANT20, RK6Trace etc
  •   Test    Automation using test scripts in C, Unix shell script and Perl
  •   Fault reporting using error tracking tools like   OMNITRACKER, PRONTO (Nokia specific), CMSUITE (Siemens Specific)
  •   Support TAC activities and System Engineering.
  •   Analyze and Reproduce onsite customer problems in   LAB environment, deliver Traces, indicate test results of the failure   scenarios at R&D and system engineering, creation of Workarounds at TAC   team
  •   Creation of customer documents, Release notes,   instruction and/or restrictions for operation, test strategy for each SW   Release

 

 

Feb. 2004 – Sept. 2004

Technical Leader (Siemens Information   Systems Ltd, INDIA)

 

 

  •   Feasibility, Requirements Study of the centralized   network management system (CNMS)
  •   Overall architecture design of CNMS using different   interfaces like remote shell/CORBA/telnet/SNMP/CMIP. Some task of CNMS   included Digit Analysis, Routing Management, Signaling Management,   Path/Service creating and Cross-Connect for transmission in the MSC
  •   CCMS software integration with Siemens MSC via   Switch commander (Siemens EMS for GSM), Ericson MSC via TMOS application   (Ericson EMS), Huawei INET and SSP32 MSC via CLI
  •   Design and development of Switch Simulator for   Siemens and Ericsson MSC in JAVA

 

 

 

Feb. 2001 – Feb. 2004

Senior Software Engineer (Hughes   Software Systems Ltd, INDIA

 

  •   Integration of Portal Billing System with Mediation   and DSS Order Management, Web Application (Billing Web Site), SMS for end to   endOSS
  •   Active contribution in System Designing and   Architecture for custom billing and web applications.  
  •   Involved in the feasibility, Requirements Study and   Evaluation of various tools like Sun Management Centre, Compaq Insight   manager etc
  •   Design and implementation of the Generic SNMP Agent   Framework that could cater to the heterogeneous domain.
  •   Design of SNMP MIBs.
  •   Involved in the Sub-System Integration and System   Integration phases of SDLC 
  •   Design and implementation of the Performance   Management and Reporting Module for Element Manager EM110 and EM210 managing   NE CE2000 (hardware shelf with various line cards, repeaters, network   terminations)
  •   Unit and System Integration Testing

 

 

Aug. 2000 – Feb. 2001

Software Engineer (HFCL, INDIA)

  •   Requirement analysis
  •   Design and documentation of Q3 Agent
  •   Implementation of the TMN Q3 Agent for SDH radio
  •   Programming Language used: C++

 

 

Aug. 1999 – Jul. 2000

Software   Professional (Usha Communication Technology, INDIA)

 

  •   Requirement Analysis
  •   Design and implementation of CDR processing module   for Ericson switch

 

 

 

Trainings

  •   ATM / UMTS / WiMAX / LTE
  •   Synchronous Digital Hierarchy (SDH) Basics
  •   Basic Telecommunication Principles
  •   Telecommunication Management Networks (TMN) principles
  •   Siemens NEC RNC Internal Trainings
  •   J2EE distributed Architecture
  •   Various Test/Tracing Tools like Distributed Network   Analyzer, ANT20 and Interwatch etc

 

 

 

Aus- und Weiterbildung

Aus- und Weiterbildung

Computer Engineer (University Degree)

Kompetenzen

Kompetenzen

Top-Skills

Project Management Test Manager Program Management 5G wireless modem chipset testing Long Term Evolution Internet of Things OSS Mobile Chipset Testing RRC RLC Telecommunication Netzwerkmanagement SNMP 5G connectivity IoV system verification testing Integrationstest Software-Testing 5G vertical industry

Produkte / Standards / Erfahrungen / Methoden

Technology

LTE, WCDMA   ,WIMAX, SDH,   Q3 , J2EE, CORBA, ATM

 

Network Elements

 Siemens   NodeB440/880, Siemens NEC RNC750, Nokia Flexi BTS, Nokia RNC2600,  ASNGW & WxBTS

 

3G/4G Protocols

 

RRC,RLC  ,MAC& NAS

 

Network Management   Protocols 

SNMP, CMIP

 

Information Model 

GDMO, ASN.1,   MIB

 

Application  

Siemens Radio   Commander, Siemens Switch Commander, Nokia NetAct, Nokia OMS, Mediation   Software and Portal Infranet billing software

 

Software/Test Tools 

Anritsu   MD8430A LTE Test Simulator, Anritsu RTD, Anite LTE Host Environment (SAT(H)), R&S CMW500, Spirent, ANT20, ATM   Switch SURPASS hiD 3100, Agilent Distributed Network Analyzers(DNA), Agilent Network Signaling Analyzer (NSA), interWATCH   95000, Tektronix k12/k15 NSA,HIT  Macro, RN-38, Opeca, Fishing Macro, Megamon,CALM,   CH96/IOA Tracer, Emil, Qualcom QXDM/QPST and Wireshark

Others

 

Knowledge of   ITU-T ,  3GPP and TMN  Specifications

Betriebssysteme

pSOS
SUN OS, Solaris
Unix
Windows

Programmiersprachen

C
C++
CORBA IDL
Java

Datenbanken

JDBC
MySQL
ODBC
Oracle
SQL

Datenkommunikation

ATM
CORBA
SNMP
TCP/IP

Einsatzorte

Einsatzorte

Deutschland

Großbritannien

nicht möglich

Projekte

Projekte

June 2013- till date

Freelance Consultant Operator   Approvals (Intel Mobile Communications, Germany)

 

  •   AT&T Modem/device requirements verification   according to ADAPT 10776 specification
  •    Preparation   of LAB ENTRY requirements for ADAPT FIH6260 and FIH7160 Operator Approval
  •    Support and   Management of Certification Test Houses hence speeding up the chipset   Approval
  •    Support   AT&T Onsite Engineer during Joint Testing during the Approval Process
  •    Execute test   cases from different network simulator vendors like R&S, Anite , Spirent   and Anritsu
  •    Analysis of   modem logs and creation of error report
  •    Technical   co-ordination with AT&T Teams and Intel Teams across different sites   (Bangalore, USA , Nuremberg)

 

 

Mar 2010- May 2013

LTE System Verification Engineer (ST-Ericsson,Germany)

 

 

  •   Responsible to specify the test cases corresponding   to a work package (LTE Feature Set)
  •   Design, Implement and  Execution of the test cases using Anritsu   RTD (Rapid Test Designer) in the target environment
  •   Version control of the test cases using clearcase
  •   Perform log analysis of the complete UE software per   test case execution
  •   Report errors and upload test case execution results   in the error tracking tool
  •   Development of Automation Environment for Anritsu   Test Suite
  •   Execution of Automated regression using Wolverine   Extreme
  •   Host testing of UE L23 Protocol stack using AniteSAT(H) 
  •   Some of the LTE features worked on are UL/DL HARQ,   IRAT(LTE<->WCDMA) Security Mapping, Paging, Idle and Connected Mode   Mobility etc 

 

 

Oct. 2009- Feb 2010

Senior 3G RAN Technical Analyst (Nokia   Siemens Networks, South Africa)

 

 

  •   Responsible for case handling 3G Radio Access   Network for the completeVodacom,   South Africa  and MTC, Namibia Network that includes NSN Equipments (RNC2600 and Flexi BTS)   and Ex-Siemens Equipments (Siemens NEC RNC750 and Siemens NodeB 880/440)
  •   Supporting customers directly for any issues related   to KPI’s, Performance counters, O & M, call processing, Mobility,   hardware, software upgrades, installation, commissioning, provisioning,   throughput, performance enhancement and network outage.
  •   Providing first level support to the customer and   interacting with level 2 and level 3 support groups and development teams   across the globe.

 

 

Sept. 2004- Sept 2009

3G System Verification Engineer   (Nokia Siemens Networks, Germany)

 

 

  •   System verification and system integration testing   of 3G Radio Network Controller (Siemens NEC RNC750 and Nokia RNC2600) along   with Siemens NodeB 440/880.
  •   Testing UTRAN RNC Key Performance Indicators (KPI ),   For example: RRC Connection Setup, RAB Assignment, Call setup success rate,   Radio Link Setup/Failure, Mean User data throughput on Iub/Iu/Iur Interface   (PS/CS) 
  •   System Verification testing related to 3G call   handling (CS/PS) , O&M and CFP (Configuration, Fault, Performance   Management for WiMAX Network Elements (WXBTS, ASNGW ) using Nokia NMS/EMS   (OMS,NetAct) as well as Siemens Radio Commander
  •   Remote Integration using NetAct   Configuration/Performance/Fault Management using tools like NetAct Plan   Editor, NetAct Configuration Manager, CM Reporting tool etc
  •   Integration and troubleshooting of Nokia RNC and   Siemens Node B
  •   Creation of the Test Plan, Test Specification and   Test cases in accordance with customer requirements and FRS (Feature Request   Sheet)
  •   Planning and design of complete test strategy for   new features/ sub features for each software release
  •   Troubleshooting problems and analysis of L2 and L3   layer protocol stacks using standard test tools/tracers: Tektronix K1297,   Agilent Signaling Analyzer, Interwatch IW95000, ANT20, RK6Trace etc
  •   Test    Automation using test scripts in C, Unix shell script and Perl
  •   Fault reporting using error tracking tools like   OMNITRACKER, PRONTO (Nokia specific), CMSUITE (Siemens Specific)
  •   Support TAC activities and System Engineering.
  •   Analyze and Reproduce onsite customer problems in   LAB environment, deliver Traces, indicate test results of the failure   scenarios at R&D and system engineering, creation of Workarounds at TAC   team
  •   Creation of customer documents, Release notes,   instruction and/or restrictions for operation, test strategy for each SW   Release

 

 

Feb. 2004 – Sept. 2004

Technical Leader (Siemens Information   Systems Ltd, INDIA)

 

 

  •   Feasibility, Requirements Study of the centralized   network management system (CNMS)
  •   Overall architecture design of CNMS using different   interfaces like remote shell/CORBA/telnet/SNMP/CMIP. Some task of CNMS   included Digit Analysis, Routing Management, Signaling Management,   Path/Service creating and Cross-Connect for transmission in the MSC
  •   CCMS software integration with Siemens MSC via   Switch commander (Siemens EMS for GSM), Ericson MSC via TMOS application   (Ericson EMS), Huawei INET and SSP32 MSC via CLI
  •   Design and development of Switch Simulator for   Siemens and Ericsson MSC in JAVA

 

 

 

Feb. 2001 – Feb. 2004

Senior Software Engineer (Hughes   Software Systems Ltd, INDIA

 

  •   Integration of Portal Billing System with Mediation   and DSS Order Management, Web Application (Billing Web Site), SMS for end to   endOSS
  •   Active contribution in System Designing and   Architecture for custom billing and web applications.  
  •   Involved in the feasibility, Requirements Study and   Evaluation of various tools like Sun Management Centre, Compaq Insight   manager etc
  •   Design and implementation of the Generic SNMP Agent   Framework that could cater to the heterogeneous domain.
  •   Design of SNMP MIBs.
  •   Involved in the Sub-System Integration and System   Integration phases of SDLC 
  •   Design and implementation of the Performance   Management and Reporting Module for Element Manager EM110 and EM210 managing   NE CE2000 (hardware shelf with various line cards, repeaters, network   terminations)
  •   Unit and System Integration Testing

 

 

Aug. 2000 – Feb. 2001

Software Engineer (HFCL, INDIA)

  •   Requirement analysis
  •   Design and documentation of Q3 Agent
  •   Implementation of the TMN Q3 Agent for SDH radio
  •   Programming Language used: C++

 

 

Aug. 1999 – Jul. 2000

Software   Professional (Usha Communication Technology, INDIA)

 

  •   Requirement Analysis
  •   Design and implementation of CDR processing module   for Ericson switch

 

 

 

Trainings

  •   ATM / UMTS / WiMAX / LTE
  •   Synchronous Digital Hierarchy (SDH) Basics
  •   Basic Telecommunication Principles
  •   Telecommunication Management Networks (TMN) principles
  •   Siemens NEC RNC Internal Trainings
  •   J2EE distributed Architecture
  •   Various Test/Tracing Tools like Distributed Network   Analyzer, ANT20 and Interwatch etc

 

 

 

Aus- und Weiterbildung

Aus- und Weiterbildung

Computer Engineer (University Degree)

Kompetenzen

Kompetenzen

Top-Skills

Project Management Test Manager Program Management 5G wireless modem chipset testing Long Term Evolution Internet of Things OSS Mobile Chipset Testing RRC RLC Telecommunication Netzwerkmanagement SNMP 5G connectivity IoV system verification testing Integrationstest Software-Testing 5G vertical industry

Produkte / Standards / Erfahrungen / Methoden

Technology

LTE, WCDMA   ,WIMAX, SDH,   Q3 , J2EE, CORBA, ATM

 

Network Elements

 Siemens   NodeB440/880, Siemens NEC RNC750, Nokia Flexi BTS, Nokia RNC2600,  ASNGW & WxBTS

 

3G/4G Protocols

 

RRC,RLC  ,MAC& NAS

 

Network Management   Protocols 

SNMP, CMIP

 

Information Model 

GDMO, ASN.1,   MIB

 

Application  

Siemens Radio   Commander, Siemens Switch Commander, Nokia NetAct, Nokia OMS, Mediation   Software and Portal Infranet billing software

 

Software/Test Tools 

Anritsu   MD8430A LTE Test Simulator, Anritsu RTD, Anite LTE Host Environment (SAT(H)), R&S CMW500, Spirent, ANT20, ATM   Switch SURPASS hiD 3100, Agilent Distributed Network Analyzers(DNA), Agilent Network Signaling Analyzer (NSA), interWATCH   95000, Tektronix k12/k15 NSA,HIT  Macro, RN-38, Opeca, Fishing Macro, Megamon,CALM,   CH96/IOA Tracer, Emil, Qualcom QXDM/QPST and Wireshark

Others

 

Knowledge of   ITU-T ,  3GPP and TMN  Specifications

Betriebssysteme

pSOS
SUN OS, Solaris
Unix
Windows

Programmiersprachen

C
C++
CORBA IDL
Java

Datenbanken

JDBC
MySQL
ODBC
Oracle
SQL

Datenkommunikation

ATM
CORBA
SNMP
TCP/IP

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